SERVICE MANUAL - JustAnswer - About Us | JustAnswer€¦ · · 2013-02-022013-02-02 · 1.8....

SERVICE MANUAL

SERVICE MANUAL SECTION

3200, 4200, 4300, 4400, 7300, 7400, 7500, 7600, 8500, 8600 SERIES BuiltOctober 1, 2002 and After — ELECTRICAL CIRCUIT DIAGRAMS

Truck Model: 3200Start Date: 03/01/2002










S082852a

Copyright© 10/01/2002 International Truck and Engine Corporation

S082852a

10/01/2002

S082852a

Copyright© 10/01/2002 International Truck and Engine Corporation

3200, 4200, 4300, 4400, 7300, 7400, 7500, 7600, 8500, 8600 SERIES Built October 1,

2002 and After — ELECTRICAL CIRCUIT DIAGRAMS

i

Table of Contents

1. INSTRUCTIONS AND CHARTS (CHAPTER 1). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

1.1. CIRCUIT NUMBER IDENTIFICATION AND LOCATION CHART, P. 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1





1.6. NAVPAK/ECM I6 ENGINE CONTROLLER CONNECTOR PIN NUMBER IDENTIFICATION, P.

6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

1.7. CIRCUIT DIAGRAM INSTRUCTIONS, P. 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

1.8. CIRCUIT DIAGRAM INSTRUCTIONS, P. 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

1.9. SCHEMATIC SYMBOL CHART, P. 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

1.10. RELAY FUNCTIONS, P. 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

1.11. LAMP BULB CHART, P. 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

1.12. NAVPAK/ECM V8–AVNT CONTROLLER CONNECTORS X3 AND X4 PIN NUMBER

IDENTIFICATION, P.12.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

2. 12 VOLT POWER DISTRIBUTION CIRCUIT DIAGRAMS (CHAPTER 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

2.1. ACCESSORY, P. 1.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

2.2. BATTERY FEEDS, CAB, P. 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

2.3. BATTERY, P. 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

2.4. 1708 DATA LINK, P. 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

2.5. SWITCH DATA LINK, P. 5.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

2.6. DRIVETRAIN 1939 DATA LINK (CAB), P. 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

2.7. DRIVETRAIN 1939 DATA LINK (CHASSIS), P. 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19

2.8. GROUNDS CHASSIS, P. 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

2.9. GROUNDS CHASSIS, P. 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

2.10. GROUNDS IP, P. 10.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

2.11. GROUNDS IP, P. 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23

2.12. IGNITION CAB, P. 12.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24

2.13. IGNITION CAB, P. 13.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

2.14. IGNITION FEEDS, CHASSIS, P. 14.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26

2.15. START, P. 15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

3. CAB ACCESSORIES (CHAPTER 3). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

3.1. CIGAR LIGHTER AND POWER FEEDS, P. 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

3.2. CB POWER, P. 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

3.3. COMPASS AND TEMPERATURE DISPLAY, P. 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

3.4. FRONT DOORS WINDOWS AND LOCKS (POWER), P. 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

3.5. CREW DOORS WINDOWS AND LOCKS (POWER), P. 5.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32

3.6. HORN, DUAL ELECTRIC, P. 6.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

3.7. MIRRORS (HEATED, LIGHTED AND POWER), P. 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

3.8. RADIO (ENTERTAINMENT), SPEAKERS, P. 8.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35

3.9. WINDSHIELD WIPER AND WASHER PUMP, P. 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36

3.10. 2–WAY RADIO, P. 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37

3.11. SWITCH PACK, OPTIONAL GAUGE PACK, P. 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38

3.12. LIGHTED AIR SHIELD, P. 12.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39

3.13. ROOF AUX. LOAD, P. 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40

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3.14. SATELLITE COMMUNICATION QUALCOMM-MCT AND IMCT SYSTEMS, P. 14. . . . . . . . . . . . . .41

3.15. SELF CONTAINED AIR SEAT, P. 15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42

3.16. DIGITAL CLOCK PTC, P. 16.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43

3.17. TRANSMISSION ALLISON LCT COLUMN SHIFTER, P. 17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44

4. 12V CHARGING + CRANKING SYSTEM (CHAPTER 4). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45

4.1. I6 HEUI ENGINES, P. 1.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45

4.2. V8 AVNT ENGINES, P. 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46

4.3. CATERPILLAR ENGINES, P. 3.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47

5. FANS AND ENGINE ACCESSORIES (CHAPTER 5). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48

5.1. FAN WIRING, P. 1.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48

5.2. ETHER START, P. 2.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49

5.3. SNOW VALVE, P. 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50

5.4. FAN WIRING, CATERPILLAR AND CUMMINS, P. 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51

6. ELECTRONIC ENGINES (CHAPTER 6). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52

6.1. ELECTRONIC ENGINE CONTROLS, I6–HEUI ENGINES, P. 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52

6.2. ELECTRONIC ENGINE CONTROLS, I6–HEUI ENGINE CRUISE CONTROL AND BODY

BUILDER CONNECTIONS, P. 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53

6.3. ELECTRONIC ENGINE CONTROLS, (V8–AVNT) ENGINES, P. 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54

6.4. ELECTRONIC ENGINE CONTROLS, V8–AVNT ENGINE CRUISE CONTROL AND BODY

BUILDER CONNECTIONS, P. 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55

6.5. CATERPILLAR C10 AND C12 ENGINES, P. 5.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56

6.6. CUMMINS ISM ENGINE, P. 6.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57

7. GAUGES WITH AND WITHOUT INTEGRAL WARNING LIGHT (CHAPTER 7). . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58

7.1. IP/GAUGE LIST, P. 1.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58

7.2. WARNING LIGHT LIST, P. 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59

7.3. WARNING LIGHTS CONTROLLED BY ENGINE, TRANSMISSION, ABS CONTROLLER, P.

3.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60

7.4. ENGINE OIL PRESSURE AND TEMP, SPEEDOMETER, TACH, VOLTMETER AND WATER

TEMP GAUGE CIRCUITS, P. 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61

7.5. IP/GAUGES AND WARNING LIGHTS — GAUGE CLUSTER, P. 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62

7.6. AIR PRESSURE INPUT CIRCUIT, P. 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63

7.7. AXLE TEMPERATURE, FWD REAR AND REAR AXLES, GAUGE INPUT CIRCUIT, P. 7. . . . . .64

7.8. FUEL GAUGE INPUT CIRCUIT (SINGLE TANK) DIFFERENTIAL LOCK WARNING LAMPS, P.

8.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65

7.9. GAUGES AND WARNING LIGHTS — FUEL FILTER RESTRICTION AND WATER IN FUEL

LIGHTS, P. 9.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66

7.10. GAUGES AND WARNING LIGHTS — PARK BRAKE LIGHT AND TRANSMISSION OIL TEMP.

GAUGE, P. 10.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67

7.11. GAUGES AND WARNING LIGHTS — AMMETER, P. 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68

7.12. ENGINE OIL TEMPERATURE GAUGE WITH CATERPILLAR, P. 12. . . . . . . . . . . . . . . . . . . . . . . . . . . . .69

8. LIGHTS (CHAPTER 8).. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70

8.1. BACK UP LIGHTS, P. 1.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70

8.2. LIGHT SYSTEMS — CLEARANCE, MARKER, PARK, TAIL, TURN AND STOP LAMPS, P.

2.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71

8.3. LIGHT SYSTEMS — CLEARANCE, MARKER, PARK, TAIL, TURN AND STOP LAMPS

(CONT.), P. 3.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .72

8.4. LIGHT SYSTEMS — TURN SIGNAL AND STOP SWITCHES, P. 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73

8.5. DOME LIGHT, MAP LIGHT, P. 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74

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8.6. DOME LIGHT, MAP LIGHT (CONT.), P. 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75

8.7. FOG LIGHT AND WORK LIGHT, P. 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .76

8.8. HEADLIGHTS, P. 8.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77

8.9. AUX. HEADLIGHTS, AUX. PARK, AUX TURN, P. 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78

8.10. PANEL LIGHTS, P. 10.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .79

9. CHASSIS ACCESSORIES (CHAPTER 9). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .80

9.1. AIR DRYER AND HEATED DRAIN VALVE, P. 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .80

9.2. ANTILOCK BRAKE SYSTEM (ABS), AIR, P. 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .81

9.3. ANTILOCK BRAKE SYSTEM (ABS), AIR, TRACTION CONTROL, P. 3. . . . . . . . . . . . . . . . . . . . . . . . . . .82

9.4. ANTILOCK BRAKE SYSTEM (ABS), HYDRAULIC, P. 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .83

9.5. ANTILOCK BRAKE SYSTEM (ABS), HYDRAULIC (CONT.), P. 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .84

9.6. ANTILOCK BRAKE SYSTEM (ABS), HYDRAULIC (CONT.), P. 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .85

9.7. TWO SPEED AXLE SWITCH W/MANUAL TRANSMISSION FUEL HEATER N/WARN LIGHTS,

P. 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .86

9.8. BRAKE SYSTEM, HYDRAULIC, P. 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .87

9.9. FUEL TRANSFER PUMP, P. 9.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .88

9.10. BACK OF CAB BODY BUILDER AND TRAILER STOP, TAIL, MARKER, P. 10. . . . . . . . . . . . . . . .89

9.11. BODY BUILDER AND TRAILER TURNS, CENTER PIN ABS, CENTER PIN AUX, P. 11. . . . . .90

9.12. BODY BUILDER AND TRAILER SOCKET BACK OF CAB SOCKETS, P. 12. . . . . . . . . . . . . . . . . . .91

9.13. BODY BUILDER AND TRAILER SOCKET END OF FRAME (EOF) SOCKET AND BODY

BUILDER, P. 13.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .92

9.14. AIR SOLENOID 4–WAY PACK, P. 14.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .93

9.15. REMOTE POWER UNITS, SOLENOID PACKS, REMOTE ENGINE SPEED CONTROLLER, P.

15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94

9.16. HYD POWER PARK, P. 16.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .95

9.17. AIR SUSPENSION, P. 17.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96

9.18. AUX. TRAILER, ACC CONTROLLED, P. 18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97

9.19. AUX. TRAILER, BTRY CONTROLLED, P. 19. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .98

9.20. LIFT AXLES (NON-STEERABLE), P. 20.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .99

9.21. LIFT AXLES (STEERABLE), P. 21. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100

9.22. AIR ACTUATED PARK BRAKE, P. 22. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .101

9.23. ANTILOCK BRAKE SYSTEM, WABCO AIR, P. 23. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .102

9.24. ANTILOCK BRAKE SYSTEM, WABCO AIR, P. 24. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103

9.25. LIFT AXLES, WITH MULTIPLES FOR SS MODELS, P. 25. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .104

9.26. FUEL / WATER SEPARATOR WITH 12VDC FUEL PREHEATER, P. 26. . . . . . . . . . . . . . . . . . . . . . . .105

10. TRANSMISSIONS (CHAPTER 10).. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .106

10.1. ALLISON LCT TRANSMISSION, P. 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .106

10.2. ALLISON MD TRANSMISSION, P. 2.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107

10.3. ALLISON MD TRANSMISSION (CONT.), P. 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .108

10.4. ALLISON MD TRANSMISSION (CONT.), P. 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .109

10.5. TRANSMISSION, WTEC MD W/AUTO NEUTRAL, P. 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110

10.6. EATON AUTOSHIFT TRANSMISSION, P. 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111

10.7. EATON AUTOSHIFT TRANSMISSION (CONT.), P. 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112

10.8. EATON LIGHTNING TRANSMISSION, P. 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .113

11. AIR CONDITIONING (CHAPTER 11). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114

11.1. HVAC SYSTEMS, P. 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114

11.2. AIR CONDITIONING (ONLY), P. 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .115

12. CONNECTOR COMPOSITES (CHAPTER 12). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .116

12.1. CONNECTOR COMPOSITES (10M), (71), (72), (345F), P. 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .116

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12.2. CONNECTOR COMPOSITES (420F), (420M), (520), (521), (522), (523), (524), P. 2. . . . . . . . . .117

12.3. CONNECTOR COMPOSITES (1002), (1003), (1010), P. 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .118

12.4. CONNECTOR COMPOSITE (1011), P. 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .119




12.8. CONNECTOR COMPOSITES (1018), (1019M), (1020M), (1021M), (1022M), P. 8. . . . . . . . . . . . .123

12.9. CONNECTOR COMPOSITES (1027M, F), (1100), (1101A), (1101), (1102), P. 9. . . . . . . . . . . . . . .124

12.10. CONNECTOR COMPOSITES (1104), (1106), (1200), (1210), P. 10. . . . . . . . . . . . . . . . . . . . . . . . . . . .125

12.11. CONNECTOR COMPOSITES (1300), (1301), (1400), (1402), (1410), (1500), (1510), P.

11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .126

12.12. CONNECTOR COMPOSITES (1553), (1554F), (1555), (1600), (1601), (1650), P. 12. . . . . . . .127

12.13. CONNECTOR COMPOSITES (1652), (1657M), (1658), (1659), (1800), P. 13. . . . . . . . . . . . . . . . .128

12.14. CONNECTOR COMPOSITES (1804), (1807), (1808), (1809), (1810), (1811), (1812), (1813),

(1814), (1815), P. 14.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .129

12.15. CONNECTOR COMPOSITES (1820), (1822), (1823), (1824), (1828), (1860), (1861), (1901M),

(1915), P. 15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130

12.16. CONNECTOR COMPOSITES (1918), (1920), (2000), (2002M), (2003M), (2004M), (2005M), P.

16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .131

12.17. CONNECTOR COMPOSITES (2006M), (2007F), (2021F), (2021M), (2022F), (2022M),

(2111M), (2112M), (2113M), (2114M), (2115M), (2116M), (2117M), (2301M), (2302M), (2303M), P.

17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .132

12.18. CONNECTOR COMPOSITES (2304M), (2305M), (2306M), (2307F), (2308F), (2502F),

(2502M), (2503F, M), (2600F, M), P. 18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .133

12.19. CONNECTOR COMPOSITES (2601M, F), (2602M, F), (3000M), (3000F), (3002M), (3003),

(3100M), (3200F, M), (3201M), (3202), (3203M), P. 19. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134

12.20. CONNECTOR COMPOSITES (3204M, F), (3209), (3210M), (3211M), (4000), P. 20. . . . . . . . .135

12.21. CONNECTOR COMPOSITE (4001), P. 21.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136



12.24. CONNECTOR COMPOSITES (4004), (4007), (4008), P. 24. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .139


12.26. CONNECTOR COMPOSITE (4014/1700), P. 26.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141

12.27. CONNECTOR COMPOSITES (4015), (4017), (4018), (4019), (4020), (4021), (4022), (4023), P.

27. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142


28. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .143




12.32. CONNECTOR COMPOSITES (4305), (4410), (4410B), (4410C), (4410D), (4410E), (4410H),

(4410M), (4411), P. 32. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .147

12.33. CONNECTOR COMPOSITES (4411A), (4411B), (4412), (4415), (4450), (4450A), (4460A),

(4460), P. 33. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .148


12.35. CONNECTOR COMPOSITES (4810), (4820), (4830), (4840), (4850), (4900), P. 35. . . . . . . . . .150


12.37. CONNECTOR COMPOSITES (6007), (6011), P. 37. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .152

12.38. CONNECTOR COMPOSITES (6013M), (6014), P. 38. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .153



(6406), (6407), (6407D), (6409), (6500), P. 40. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .155

12.41. CONNECTOR COMPOSITES (6550), (6703), (6704), (7103), (7104), (7104A), P. 41. . . . . . . .156

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12.44. CONNECTOR COMPOSITES (7211), (7212), (7213), (7300), (7301), P. 44. . . . . . . . . . . . . . . . . . .159


45.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .160


(7611), (7700), P. 46.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .161



48.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .163


(8502), (8502A), P. 49. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .164

12.50. CONNECTOR COMPOSITES (8503), (8503A), (8505), (8506), (8507), (8508), (8509), (8600),

(8601), (8602), P. 50. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .165

12.51. CONNECTOR COMPOSITES (8700), (8701), (8800), (8801), (8802), (8803), P. 51. . . . . . . . . .166


52.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .167

12.53. CONNECTOR COMPOSITES (9260), (9261), (9262), (9263), (9264), (9265), (9303A), P.

53.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .168


54.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .169


(9515), P. 55. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .170


12.57. CONNECTOR COMPOSITE (9700), P. 57. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .172

12.58. CONNECTOR COMPOSITE (9700), P. 58. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .173

12.59. CONNECTOR COMPOSITES (9715), (9715A), (9715B), P. 59. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .174




62.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .177

12.63. CONNECTOR COMPOSITES (9777), (9800), P. 63. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .178


(9900A), P. 64. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .179

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1

1. INSTRUCTIONS AND CHARTS (CHAPTER 1)

1.1. CIRCUIT NUMBER IDENTIFICATION AND LOCATION CHART, P. 1

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK

INTERNATIONAL TRUCK AND ENGINE CORPORATION

PART NO. SHEET

REV

THIS PRINT IS PROVIDED ON A RESTRICTED BASIS AND IS NOTTO BE USED IN ANY WAY DETRIMENTAL TO THE INTEREST OF INTERNATIONAL TRUCK AND ENGINE CORPORATION.

ELECTRICAL CIRCUIT DIAGRAM

DATE CHANGE

CHAPTER 1

INTERNATIONAL CIRCUIT NUMBER IDENTIFICATIOIN AND LOCATION

U00DLCK

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

09AUG00 01AE08-52365

PREFIX DESIGNATIONS

PREFIX LOCATION

A Cab-instrument Panel Module

B

Cab-Header/Clearance LightsC

Cab-Roof/Rear PanelD

Cab-Left Door/Doors

Cab-Driver Control Module

E

F Cab-Right Door/Doors

H Cab-Sleeper

J Cab-Dash(outside)

K Engine/Radiator

L Transmission

M Chassis/Front End (Cab Dash Panel Forward)

N Chassis/Center Section (Cab Dash Panel to Cab RR Xmbr)

P Chassis/Wheel Base Section

R Chassis/Suspension/Rear Axle/Axles

S Chassis/AF Section/Stop/Tail/Turn Lights

CIRCUIT NUMBER AND IDENTIFICATIONS

CIRCUITNUMBER

COLOR DESCRIPTION

1 LTBL ALTERNATOR - FIELD

2 RD ALTERNATOR - CHARGE

3 DKBL 1708 DATA LINK, SWITCH DATA LINK (+)

GY 1708 DATA LINK, SWITCH DATA LINK (-)

4 SERIAL/DATA COMMUNICATION J1922

5 YL DRIVE TRAIN J1939 DATA LINK (+)

GN DRIVE TRAIN J1939 DATA LINK (-)

6 GY LOW VOLTAGE ELECTRONIC FEED (< 9 VOLTS)

7 RD ALTERNATOR - RESISTANCE

8

PRODUCTION RELEASE. A P54304UPEC 16JAN01

Figure 1 Circuit Number Identification and Location Chart

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2 3200, 4200, 4300, 4400, 7300, 7400, 7500, 7600, 8500, 8600 SERIES Built October 1,



DRAWN

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NAME

DATE

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DATE CHANGE

CHAPTER 1

INTERNATIONAL CIRCUIT NUMBERIDENTIFICATION AND LOCATION (CONT.)

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

09AUG00 02AE08-52365

CIRCUIT NUMBER AND IDENTIFICATIONS (CONT.)

CIRCUITNUMBER

COLOR DESCRIPTION

9 GY ZERO VOLT REFERENCE (ZVR)

10 WH CHASSIS/ENGINE GROUND

11 WH CAB/SLEEPER GROUND

12 LTBL ACCESSORY FEED

13 PK IGNITION FEED

BK IGNITION FEED (BODY BUILDER CONNECTOR)

14 RD BATTERY FEED

15 RD KEY SWITCH FEED

16

17 PK STARTER CONTROL

18 PK GLOW PLUG/PRE-HEATER

19 GY ENGINE SHUTDOWN

20 LTGN REMOTE POWER MODULE

21 COLD START CONTROLS (ETHER)TN

22

23 TN ENGINE FAN/SHUTTERS

24 GY ENGINE EXHAUST BRAKE

25 TN PYROMETER

26 TN AMMETER

27 TN VOLTMETER

28 TN INSTRUMENTS AND GAUGES

29 TN ENGINE WATER TEMPERATURE

30 ENGINE OIL TEMPERATURETN

31 TN TRANSMISSION OIL TEMPERATURE

32 TN AXLE OIL TEMPERATURE


Figure 2 Circuit Number Identification and Location Chart (Cont.)

S082852a



3


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DATE CHANGE

CHAPTER 1


U00DLCK

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

15 MAY 00 03AE08-52365


CIRCUITNUMBER

COLOR DESCRIPTION

33 TN ENGINE OIL LEVEL

34 TN COOLANT LEVEL

35 TN ENGINE OIL PRESSURE

36 TN FUEL LEVEL

37 TN FUEL PUMP

38

39 GY AIR DRYER HEATER

40 GY LOW AIR PRESSURE WARNING

41 TN AIR TEMPERATURE

42 GY FRONT AXLE ENGAGED

43 GY POWER DIVIDER LOCK (PDL) WARNING

44 GY PARK BRAKE WARNING

45 LTGN ANTI - THEFT WARNING

46 GY POWER TAKE - OFF WARNING

47 GY SPEEDOMETER

48 GY TACHOMETER

49 GY DIFFERENTIAL LOCK WARNING

50 YL LIGHT SWITCH FEED

51 YL DIMMER SWITCH FEED

52 YL HEADLIGHT HI - BEAM

53 YL HEADLIGHT LO - BEAM

54 BN PARKING/MARKER LIGHTS

55 OR TURN SIGNAL - FEED

56 OR TURN SIGNAL LIGHTS - LEFT

YL TURN SIGNAL LIGHTS - LEFT (BODY BUILDER CONNECTION)

57 OR

LT GN

TURN SIGNAL LIGHTS - RIGHT

TURN SIGNAL LIGHTS - RIGHT (BODY BUILDER CONNECTION)



S082852a




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DATE CHANGE

CHAPTER 1


U00DLCK

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

15MAY00 04AE08-52365

COLORCIRCUITNUMBER

DESCRIPTION


58 BN CLEARANCE/IDENTIFICATION LIGHTS

59 GY SOLENOID

60 OR HAZARD LIGHTS

61 GY AIR SUSPENSION

62 DKBL PANEL LIGHTS

63 DKBL COURTESY/DOME LIGHTS

64 YL FOG/DRIVING LIGHTS

65 OR CAB REAR FLOOD LIGHT

66 YL DAYTIME RUNNING LIGHTS

67

68 BN TAIL LIGHTS

69 BN LICENSE PLATE LIGHT

70 OR STOP LIGHTS

RD STOP LIGHTS (BODY BUILDER CONNECTION)

71 OR BACK - UP LIGHTS

LTBL BACK - UP LIGHTS (BODY BUILDER CONNECTION)

72 OR TRAILER AUXILIARY FEED - BATTERY

73 PWMLTGN

74 LTGN HEATER RECIRC MOTOR

75 LTGN HEATER BLOWER MOTOR

76 LTGN AUXILIARY FAN

77 LTGN AIR CONDITIONER

78 LTGN MIRRORS - HEATED; MOTORIZED

79 GY SEAT BELTS

80 BK SLEEPER BOX RELAY - FEED

81 LTGN POWER DOOR LOCKS



S082852a



5


DRAWN

RELEASE NO.

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DATE

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DATE CHANGE

CHAPTER 1

INTERNATIONAL CIRCUIT NUMBERIDENTIFICATION AND LOCTION (CONT.)

U00DLCK

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

15MAY00 05AE08-52365


CIRCUITNUMBER

COLOR DESCRIPTION

82 GY WINDSHIELD WIPER

83 LTGN POWER WINDOWS

84 LTGN CIGAR LIGHTER

85 GY HORN

86 LTGN RADIO - ENTERTAINMENT/CLOCK

87 GY WINDSHIELD WASHER

88 LTGN CLOCK/HOURMETER

89 VT AIR BAG

90 GY HYDRAULIC BRAKE PUMP

91 VT INTERCOMMUNICATIONS

92 TN TRANSMISSION CONTROLS - ELECTRONIC

93 TN AXLE SHIFT CONTROL

94 GY ANTILOCK BRAKE SYSTEM

95 TN EXHAUST EMISSION

96 YL SNOW PLOW LIGHTS/CRUISE CONTROL

97 VT ENGINE CONTROLS - ELECTRONIC

98 BK DATALINK AND DIAGNOSTICS

99 VT ACCELERATOR POSITION SENSOR (APS)

100 AIR HORN (ELECTRIC SOLENOID ACTUATED)

101 BRAKE APPLICATION AIR

102 FLASH TO PASS


ADDED CLOCK TO #86. B P54634FPEC 18JUN01


S082852a



1.6. NAVPAK/ECM I6 ENGINE CONTROLLER CONNECTOR PIN NUMBER

IDENTIFICATION, P. 6

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 1

INTERNATIONAL NAVPAK/ECM I6 ENGINE CONTROLLER CONNECTOR PIN NUMBERIDENTIFICATION

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

09AUG00 06AE08-52365

ECMPIN #

TERM DESCRIPTION

12 AAT AMBIENT AIR TEMP. SENSOR

ECMPIN #

TERM DESCRIPTION

33 ACD A/C DEMAND

8 APS ACCELERATOR POS. SENSOR

16 ATA(+) J1708 DATALINK (+)

17 ATA(-) J1708 DATALINK (-)

29 BAP BAROMETRIC AIR PRESS. SENSOR

43 BN01 BRAKE STATUS #1

44 BN02 BRAKE STATUS #2

18 CAN SHLD DRIVETRAIN J1939 DATALINK SHLD

19 CAN(+) DRIVETRAIN J1939 DATALINK (+)

20 CAN(-) DRIVETRAIN J1939 DATALINK (-)

15 CBE_SEL1 RETARDER/EXHAUST BRAKE REQUEST

10 CLS COOLANT LEVEL SENSOR

35 COD CRUISE ON/OFF

21 DC (+)

POWER

22 DC (+)

POWER

1 DC (-)

GROUND

2 DC (-)

GROUND

26 DDS DRIVELINE DISENGAUGED INPUT

42 DPS

GROUND

46 ECI ENGINE CRANK INHIBIT

56 EDL TRANSMISSION KICKDOWN

53 GPL GLOW PLUG LIGHT

4 HGE HYD. PRESS GOVERNOR ENABLE

49 HMI HYDRAULIC PRESS GOVERNOR IND. LT

13 HPS HYDRAULIC PRESSURE SENSOR

41 HSO (+)

POWER

23 HSO (-)

GROUND

27 IVS IDLE VALIDATION SWITCH

54 OWL OIL/WATER WARNING LIGHT

25 PWR RLY CEC MAIN POWER RELAY SIGNAL

31 RAS RESUME/ACCELERATE

37 RPRF PRESET SPEED

30 RPS REMOTE ACCELERATOR POS. SENS. SIG.

6 RPS_RTN

36 RVAR VARIBLE SPEED SWITCH

32 SCS SET/COAST

45 SIL SERVICE INTERVAL LIGHT

34 STI SELF TEST INPUT

48 SUL SHIFT UP LIGHT

59 TACA TACHOMETER A

60 TACB TACHOMETER B

38

TSA

TORQUE CURVE SELECTION INPUT

28

TCSS

TWO SPEED AXLE

3 VBREF(5V) ACCELERATOR SENSOR SUPPLY

11 VBREF GND ACCELERATOR SENSOR GROUND

5 VCREF(5V) REMOTE ACCELERATOR SENS. SUPPLY

7 VCREF GND REMOTE ACCELERATOR SENSOR GND

24 VIGN IGNITION FEED

47 VRE RETARDER/EXHAUST BRAKE ENABLE

39 VSS(+) VEHICLE SPEED SENSOR (+)

40 VSS(-) VEHICLE SPEED SENSOR (-)

58

57

55

VSSCALA

VSSCALB

WARN

SPEEDOMETER SIGNAL A

SPEEDOMETER SIGNAL B

ENGINE WARNING LIGHT

REMOTE ACCELERATOR POS. SENS RTN.


Figure 6 NAVPAK/ECM I6 Engine Controller Connector Pin Number Identification

S082852a



7

1.7. CIRCUIT DIAGRAM INSTRUCTIONS, P. 7

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

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DATE CHANGE

CHAPTER 1

CIRCUIT DIAGRAM INSTRUCTIONS

U00DLCK

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

15MAY00 07AE08-52365

R32-G

B - MULTIPLE CONNECTIONS ARE DISPLAYED ON SCHEMATIC AS SHOWN. REFER TO CONNECTOR COMPOSITE WITH APPLICABLE NUMBER FRO MORE COMPLETE INFORMATION.

SINGLE IN-LINE CONNECTORS DISPLAYEDAS SHOWN WITH OR WITHOUT CONNECTORNUMBER.

R32-GB

WIRE CONNECTION

C - PHANTOM LINES INDICATE PRINTED CIRCUITS OR BUSSED CIRCUITS. THESE CIRCUITS EXIST IN THE INSTRUMENT CLUSTERS AND FUSE/CIRCUIT BREAKER CONNECTORS.

D - MULTPLE CIRCUIT NUMBERS ON A LINE INDICATE ONE WIRE DISTRIBUTING CURRENT TO TWO CIRCUITS.

SUFFIX

G IS NOT A SUFFIX BUT INDICATESA GROUND CIRCUIT.

ETHERSWITCH

PRINTED CIRCUIT IN

INSTRUMENT CLUSTER

F - CIRCUIT "11" DENOTES ANY COMMON GROUND, (MORE THAN ONE CIRCUIT). ANY INDIVIDUAL GROUND CIRCUIT IS IDENTIFIED WITH THAT PARTICULAR CIRCUIT NUMBER. (E.G CIRCUIT 97 CRUISE CONTROL, IS IDENTIFIED PER EXAMPLE).

GROUND CIRCUITS ARE DESCRIBED THUS:

A12

11-GB

WIRECONNECTION

A55A16OR

LOCATION IN FUSE/CIRCUITBREAKER CONNECTION

BUSS IN FUSE/CIRCUITBREAKER CONNECTOR

F19

COMMON GROUNDCIRCUIT NUMBER

B

RELAY - SUPPRESSED

12

20A

F1

A - SWITCH AND RELAY POSITIONS AS SHOWN ON CIRCUIT DIAGRAMS INDICATE NORMAL POSITION WITH IGNITION OFF UNLESS OTHERWISE NOTED.

12

R32-GA

BUSSED CONTACT

30 86

87A 87 85

A128

E - SWITCHES, RELAYS AND COMPONENTS INDICATE EXTERNAL WIRE CONNECTIONS AND/OR INTERNAL CONNECTIONS OR CONTACTS.

LOCATION

OFFOFFOFFOFF

A

AA

AI

II

I

S S SS

B

SGND I A

INDIVIDUAL GROUNDCIRCUIT NUMBER

16BN

A55A/A6016OR

16RD

A6016OR

NOTE: FOR CIRCUIT DESCRIPTION OTHER THAN GROUNDS,NEITHER THE LETTER "G" NOR THE COLOR WHITE SHALL BE USED.

CONTACT

VOLTMETER

A12A

11-GA11-G

KEY SWITCH PIGTAIL

INTERNALCONNECTION

INDICATESCASEGROUND

SUFFIX

FUSE RATING

SWITCH:MANUAL/MECHANICAL

F18

G IS NOT A SUFFIX BUTINDICATES A GROUNDCIRCUIT.

A

20A

AND/OR

PRODUCTION RELEASE. A P54304U

SWITCHMAGNETIC

SUPPRESSED

PEC 16JAN01

LOCATION/CIRCUIT NUMBERWIRE GAUGE/WIRE COLOR

Figure 7 Circuit Diagram Instructions

S082852a



1.8. CIRCUIT DIAGRAM INSTRUCTIONS, P. 8

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

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DATE CHANGE

CHAPTER 1

CIRCUIT DIAGRAM INSTRUCTIONS

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

10AUG00 08AE08-52365

AIR CONDITIONER

WH - WHITE

IND-

NOUN ABBREVIATION

INDICATOR-AWG

ACC

-BLT

W/O WITHOUT--

G - ABBREVIATIONS: COLOR, NOUN AND ENGINE

-R

COLOR ABBREVIATION

ENGS

RIGHTENGINESTART OR SENDER

BN - BROWN

--

GD - GOLD

-GA

W/

GN - GREEN

G

WITH

LT GN - LIGHT GREEN ACCESSORY

PL - PURPLEPK - PINK

GROUND

SIL - SILVER

IGNAUX

VT - VIOLET

IGNITION-

YL - YELLOW

-AUXILIARY

A

LAMERICAN WIRE GAUGE

LEFTBAT LIGHT-BATTERY

-CONNOPTDRL

CONNECTION OR CONNECTOROPTIONALDAYTIME RUNNING LIGHTS

-

AQ - AQUA

--

BL - BLUE

BK - BLACK

FWDTHERMO

DK GN - DARK GREEN

FORWARDTHERMOSTAT

GY - GRAY

GAUGE-

LT BL - LIGHT BLUE

GND

ISM - MFG (CUMMINS) 10.8 LITER ELECTRONIC ENGINE CONTROL

N14E PLUS - MFG (CUMMINS) 14 LITER ELECTRONIC ENGINE CONTROL

C-10,C-12 - MFG (CATERPILLAR) 10.3 LITER ELECTRONIC ENGINE CONTROL

V8-AVNT - MFG (INTERNATIONAL) V8 6.0 LITER ELECTRONIC ENGINE CONTROL

I6-HEUI - MFG (INTERNATIONAL) NGD I6 DT466 & DT/HT530 ELECTRONIC ENGINE CONTROL

ENGINE ABBREVIATION

OR - ORANGE

RD - RED

IAC

TN - TAN


Figure 8 Circuit Diagram Instructions (Cont.)

S082852a



9

1.9. SCHEMATIC SYMBOL CHART, P. 9

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

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DATE CHANGE

CHAPTER 1

SCHEMATIC SYMBOL CHART

U00DLCK

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

19MAY00 09AE08-52365

RESISTOR

SOLENOID - GENERAL USAGE

SWITCH CONTACT, NORMALLY CLOSED

SPLICE

CIGAR LIGHTER

SWITCH-MANUAL/MECHANICAL

SYMBOL

SPEAKER - SOUND SYSTEM

LIGHT - SINGLE FILMENT

SENDER - OIL, WATER, FUEL, TEMPERATURE

DESCRIPTION

GROUND

MALE TERMINAL

LIGHT EMITTING DIODE

SWITCH CONTACT, NORMALLY OPEN

JUNCTION POINT

MOTOR - ELECTRIC

SWITCH-PRESSURE

RELAY-SUPPRESSED

30 86

87A 87 85

HORN

DESCRIPTION

MAGNETIC SWITCH

LIGHT - DOUBLE FILAMENT

MALE/FEMALE IN-LINE CONNECTION

SYMBOL

FEMALE TERMINAL

FUSE


Figure 9 Schematic Symbol Chart

S082852a



1.10. RELAY FUNCTIONS, P. 10

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV

THIS PRINT IS PROVIDED ON A RESTRICTED BASIS AND IS NOT

TO BE USED IN ANY WAY DETRIMENTAL TO THE INTEREST OF

INTERNATIONAL TRUCK AND ENGINE CORPORATION.


DATE CHANGE

CHAPTER 1

RELAY FUNCTIONS AND WIRING GUIDE

U00DLCK

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

21JUN00 10AE08-52365

30 86

87A 87 85

4

ENERGIZING COIL

85

NORMALLY

CLOSED

CONTACT

FUSEBLOCK SOCKET

CONNECTOR SOCKET

CABLE INSERTIN END

5

NORMALLY CLOSED CONTACT

2

ENERGIZING COIL

3086

87A8785

A

RELAY FUNCTIONS

D

RELAY SCHEMATIC

86

MICRO RELAY FUNCTION AND WIRING GUIDE

85

87A

TYPICAL RELAY (INSERTION END)

30 AE

1

86

3

NORMALLY

OPEN

CONTACT

30

87A

2

ENERGIZING COIL

ENERGIZING COIL

3

C

NORMALLY OPEN CONTACT

14

COMMON CONTACT

B

MINIATURE RELAY FUNCTION AND WIRING GUIDE

TYPICAL RELAY (INSERTION END)

86

87

FUSEBLOCK SOCKET

CONNECTOR SOCKET

RELAY INSERTION END

RELAY SCHEMATIC

30

87A

B

85

87C

D

E

5

COMMON

CONTACT

87


CNA 23AUG02 MINI RELAY #2 WAS #5. B 56507K

Figure 10 Relay Functions

S082852a



11

1.11. LAMP BULB CHART, P. 11

DRAWN

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NAME

DATE

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DATE CHANGE

CHAPTER 1

LAMP BULB CHART

U00DLCK

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

20JUN00 11AE08-52365

BULB APPLICATION BULB TRADE NUMBERCANDLEPOWER OR WATTS


BACK-UP LIGHTS 32 CANDLEPOWER GE1156

CLEARANCE & INDENTIFICATION 3 CANDLEPOWER GE193

COURTESY LIGHT 3 CANDLEPOWER GE168

DOME LIGHTS 12 CANDLEPOWER GE561

FOG LIGHTS 55 CANDLEPOWER VH550

HEAD LIGHTS:

LOW BEAMS 65 WATTS GE9007

HIGH BEAMS GE900765 WATTS

INSTRUMENT CLUSTER:

GAUGE BACK LIGHT 082S270538-3

GAUGE WARNING LED (RED) 082S272109-3

RANGE INHIBIT LED (YELLOW) 082S272109-4

COLD AMBIENT PROTECTION LED (YELLOW) 082S272109-4

FUEL FILTER LED (YELLOW) 082S272109-4

WARN ENGINE LED (YELLOW) 082S272109-4

STOP ENGINE LED (RED) 082S272109-3

BRAKE PRESSURE LED (RED) 082S272109-3

BRAKE FLUID LED (RED) 082S272109-3

WAIT TO START LED (YELLOW) 082S272109-4

CHECK TRANSMISSION LED (YELLOW) 082S272109-4

TRAILER ABS LED (YELLOW) 082S272109-4

WASHER FLUID LED (YELLOW) 082S272109-4

LEFT TURN SIGNAL LED (GREEN) 082S272109-2

TRACTION CONTROL LED (GREEN) 082S272109-2

WATER IN FUEL LED(YELLOW) 082S272109-4

PARK FLUID LED LIGHT (RED) 082S272109-3

CHECK ELECTRICAL SYSTEMS LED (YELLOW) 082S272109-4

PARK BRAKE LED (RED) 082S272109-3

CRUISE CTRL ACTIVE LED (GREEN) 082S272109-2

ANTILOCK BRAKING SYSTEM LED (YELLOW) 082S272109-4

RIGHT TURN LED (GREEN) 082S272109-2

COOLANT LEVEL LED (RED) 082S272109-3

SEAT BELT LED (RED) 082S272109-3

HIGH BEAM ICON LED (BLUE) 082S272109-5

CHECK AIR CONDITIONER LED (YELLOW) 082S272109-4

RETARD OVER HEAT LED (RED) 082S272109-3

PTO/THROTTLE LED (RED) 082S272109-3

MAP LIGHT 3 CANDLEPOWER 1816

SIDE MARKER 2458

STOP & TURN/TAIL & LICENSE PLATE 32/3 CANDLEPOWER 1157

TURN SIGNAL/MARKER (FENDER) 3157

TURN SIGNAL & MARKER LIGHT 2356

WORK (TRAILER HOOK-UP) LIGHT 4411

REVISED DRWG SHEET. B P54634FPEC 18JUN01

Figure 11 Lamp Bulb Chart

S082852a



1.12. NAVPAK/ECM V8–AVNT CONTROLLER CONNECTORS X3 AND X4 PIN NUMBER

IDENTIFICATION, P.12

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

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DATE CHANGE

CHAPTER 1

INTERNATIONAL NAVPAK/ECM V8-AVNTCONTROLLER CONNECTORS X3 & X4 PIN NUMBER IDENTIFICATION

U00DLCK

P54304U

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

16JAN01 12AE08-52365

CONNECTOR (X3)

ECMPIN #

TERM DESCRIPTION

1 FPM FUEL PUMP MONITIOR

2 FLI FUEL LEVEL INDICATOR

3 KL.15 IGNITION FEED

4 ECL ENGINE COOLANT LEVEL

5 MPR MAIN POWER RELAY

6 KL.31 GROUND

7 KL.31 GROUND

8 DDS DRIVELINE DISENAGE SWITCH

9 FPC FUEL PUMP CONTROL

10 TCSS TORQUE CURVE SELECT SWITCH

11 TACH TACHOMETER CONTROL

12 CAN1+ DRIVETRAIN J1939 DATALINK +

13 CAN1- DRIVETRAIN J1939 DATALINK -

14 RAS RESUME/ACCELERATE

15 CAN1-SHLD DRIVETRAIN 1939 DATALINK SHLD

16 NOT POPULATED

17 VSS_CAL VEHICLE SPEED SENSORCALIBRATION

18 VRE VEHICLE RETARDER ENABLE

19 RPRE REMOTE PRESET PTO ENABLE

20 RVAR REMOTE VARIABLE PTO ENABLE

21 SCS SET/COAST

22 ESHTR ELECTRONIC SHUTTER RELAY

23 ECI ENGINE CRANK INHIBIT

24 BAP BAROMETRIC AIR PRESSURE

KL.87

NOT POPULATED

8

NOT POPULATED

GSC

ECMPIN #

ELECTRIC FAN CONTROLEFAN

6

J1708 DATALINK -ATA-

IDLE VALIDATION SWITCH

4

NOT POPULATED

VEHICLE SPEED SENSOR+

KL.87

NOT POPULATED

9

KL.31B

DESCRIPTION

LOW SIDE OUTPUT 4

7

NOT POPULATED

NOT POPULATED

J1708 DATALINK +

12

19

10

BATTERY POWER

17

GENSET SPEED CONTROL

TERM

15

LSI_SPARE2

22

13

SENSOR REFERENCE VOLTAGEVBREF

20

11

BATTERY POWER

APS18

VSS-

SENSOR REFERENCE GROUND

1

16

23

CONNECTOR (X4)

14

NOT POPULATED

21

IVS

NOT POPULATED

VSS+

2

NOT POPULATED

24

LSO_SPARE4

LOW SPEED INOUT 2

5

ATA+

NOT POPULATED

3

ACCELERATION POSITION SENSOR

VEHICLE SPEED SENSOR-

Figure 12 NAVPAK/ECM V8–AVNT Controller Connectors X3 and X4 Pin Number Identification

S082852a



13

2. 12 VOLT POWER DISTRIBUTION CIRCUIT DIAGRAMS (CHAPTER 2)

2.1. ACCESSORY, P. 1

A78L18LTGN

A12

B1

0L

TB

L

5AE1 F1

F5

A

5AA4 B4

F36

10AG1 H1

F1

DIAGCONN(1650)

B

A1218LTBL

C

DRAWN

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NAME

DATE

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PART NO. SHEET

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DATE CHANGE

CHAPTER 2

ACCESSORY

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

09AUG00 01AE08-52366

CNA 12SEP02 DVD/A12M WAS CONNECTEDTO F21.

56507ZC

A14AA6RD

A14AAA6RD

A14AS10RD

CAB FUSEBLOCK(1011)

A1

1-G

AF

16W

H

OFFOFFOFFOFF

A

AA

AI

III

S S SSKEY SWITCH (1100)

B

SGND I A

A14BB6RD

5AA3 B3

F35

OPTIONALSPLICE

A1

4A

T1

0R

D

TO IGNITION RELAY

CB RADIO

POWER MIRRORS

ELECT SYSTEMCONTROLLER(1600)

RADIO

SEE CH02_12

BODY BUILDERS CONN

2

(CH 3, PG 8)

(CH 3, PG 7)

(CH 3, PG 2)

100 A

MEGAFUSE

(CH 9, PG 10)

3086

87A8785

J4 G4

J3G3

ACCESSORY RELAY

(CAB FUSE BLOCK) (1012)

F2

E2

5AF6

A1

51

8R

D

A9818VT

SWITCH PACK(CH 3, PG 11)

TRAILER AUX/ROOF AUX(CH 3, PG 12)TO IGN RELAY

SEE CH02_12

A1

3D

D1

8P

K

A12AB18LTBL

DIODE ASSY(1106M)

A

A13DH18PK

B

D

A12M16LTBL

A12C10LTBL

A12E10LTBL

A12D10LTBL

A12P18LTBL

A12N18LTBL

A12S16LTBL

A8618LTGN

D2

C2

B2

A2

H2

G2

A86F16LTGN

CAB FUSEBLOCK(1013)

CAB FUSEBLOCK(1011)

Figure 13 Accessory

S082852a



2.2. BATTERY FEEDS, CAB, P. 2

A1

4A

A6

RD

A1

4A

AB

6R

D

A14FJ10RD

30A

A3 B3

CAB FUSE BLOCK(1011)

F15

ROOF MOUNTED ASSY

100A

AUX PWR

A14AB10RD

5A

E2 F2F6

MEGAFUSESTUD

A14

AA

6R

D

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 2

BATTERY FEEDS, CAB

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

21JUN00 02AE08-52366

CNA 23AUG02 DVD/ADDED F38 TO FUSEBLOCK 1014.

56507ZD

20A

A2 B2F14

10A

G2 H2F38

KEY SW & DIAG

HVAC CONTROL

A1410RD

10A

C4D4

F12

TBD

INSTR CLUSTER

C2 D2


F42

PWR WIN/LOCK (DRIVER)

A14EG10RD

30A

A4 B4F13

IGNITION RELAY (1012) D4 SEE CH02_12

PWR WIN/LOCK(PASS)

A14AV10RD

5A

C2 D2F10

ACCESSORY RELAY (1012) G4

A14AS10RD

A14FR10RD

PWR WIN/LOCK (TRAVEL CREW)

E2 F2F40

D4

G4

G4

G4

CH 3_04

CH 3_04

CH 03_01

CH 11_01

CH 2_01, 12, 15

SEE CH 2_01

CH 7_05

DOME LT/RADIO MEMORY CH 3_08 CH 8_05

15A

G2 H2F2

A14AT10RD

OR

CAB FUSEBLOCK(1012)

30A

A1 B1F43

TBD

LIGHTED AIR SHIELD

OPTIONAL IGN RELAY (1013) G4 SEE CH 2_13

SEE CH 3_05

SEE CH 3_12

BLOCK1&2

OR

BLOCK1&2

BLOCK3&4

A2 B2F44

AIR SEAT/QUALCOM SEE CH 3_15

A14FM10RD

CAB FUSEBLOCK(1013)

Figure 14 Battery Feeds, Cab

S082852a



15

2.3. BATTERY, P. 3

J1

4T

12R

D

J14AW12RD

J1

4D

12

RD

J94HC14GY

J94H14GY

5A

F2-C3 F2-D35A

F2-E3 F2-F3

25A

F2-G4 F2-H4

J14R10RD

30A

F2-C4 F2-D4

J14S12RD

J14MM8RD

30AF2-A2

F2-B2

15A

F2-E2 F2-F2

J56T12OR

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 2

12V POWER DISTRIBUTION -BATTERY (CONT)

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

30JUN00 03AE08-52366

CNA 25SEP02 DVD/ADDED LCT SHIFT RELAY, REMOVED J92UA.

56507ZC

K14H4RD

60A

A2

J26D18TN

A14AA6RD

20A W/BODY BUILDER25A W/AUX TRLR SOCKET

F2-A3F2-B3

J1

4V

6R

D

J1916GY

30A W/AIR ABS25A W/HYD ABS

F2-E4 F2-F4

20A

F2-G3 F2-H3

40A

A6

J17D10PK

J4410RD

J44J18GY

MEGAFUSE

J57T12OR

40A

A1

15A

F2-G2 F2-H2

J90*16BK

J9012GY

PTC BODY BUILDER FEED CH03_01

STARTER RELAY CH02_15,CH04_01,02

POWER PARK MOTOR CH09_16

CAB FEED CH02_01,02,12,15

HYDRAMAX MOTOR RELAY CH09_08

FROM START SOLENOID

TAIL MARKER RELAY FEED CH09_10

STOP RELAY FEED CH09_10

TRAILER ABS RELAY CH09_11

TRLR RIGHT TURN RELAY CH09_11

TRLR LEFT TURN RELAY CH09_11

BODY ACCESSORY RELAY CH09_10

TRLR AUX CTR PIN RELAY CH09_11

REAR REMOTE POWER MODULE CH09_15

FUEL HEATER & WIF MODULE CH07_09,CH09_07

FORWARD REMOTE POWER MODULE CH09_15

PAM MODULE CH07_11

EATON AUTOSHIFT CH10_06

AIR ABS RELAY CH09_02

HYD ABS MOD RELAY CH09_06

HYD ABS ECU RELAY CH09_04

J14W16RD

J14X16RD

J14BB14RD J72

12OR

J1

4J

12

RD

J1

4J

12

RD

J94A12GY

J14M10RD

*FUSEABLE LINK

IGN

RE

LA

Y R

9 C

H02_14

SYSTEMCONTROLLER

*12BL

*12BL

J1

4H

4R

D 12RD

12RD*14GY

40A

A5

J92FB16TN LCT SHIFT RELAY CHO3_17

10A

F2-C4 F2-D4

Figure 15 Battery

S082852a



2.4. 1708 DATA LINK, P. 4

K3

B(+

)1

8D

KB

L

K3

B(-

)1

8G

Y

10

A3

S(-

)1

8G

Y

9

J3+14218DKBL

W/V8-AVNT ENGINES

K3

B(-

)1

8G

Y

10

G2

1

10

J3C(+)18DKBL

W/ALLISON WTEC TRANSMISSION

J3D(-)18GY

W/EATON AUTOSHIFTTRANSMISSION

B7

J3C(-)18GY

A3

A(+

)1

8D

KB

L

11

J3D(+)18DKBL

20

ECM2CONN(6021)

C3

DASH/CENTERCHASSIS(9700)

17

(W/HYD ABS BRAKES)

A3T(+)18DKBL

11

C2

10

11

G3

AIR ABSECU #1(4024)

F

DIAGNOSTICCONN(1650)

L3-15118GY

W/AIR ABS BRAKESA

3S

(+)

18

DK

BL

B2

AUTOSHIFTSELECTOR(7905M)

9

17

ECU "S"CONN BLACK(7204F)

16

ECMCONN(6007)

J3A

(-)

18

GY

G

10

ENGINE(4103)

A3D

(-)

18

GY

B8

XMSN(4705F2)J1708 SPLICE

(4820)

A3

A(-

)1

8G

Y

C4

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 2

1708 DATA LINK

U00DAG9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

19JUN00 04AE08-52366

9PASS THRUAT DASH(4014)

(4820)J1708 SPLICE

L3+14218DKBL

J3

B(-

)1

8G

Y

21

J3-15118GY

K3

A(+

)1

8D

KB

L

G

10J3

A(+

)1

8D

KB

LJ3

B(+

)1

8D

KB

L

F

DIAGNOSTICCONN(1650)

N/EATON AUTOSHIFTTRANSMISSION

W/I6-HEUI ENGINES

A3

D(+

)1

8D

KB

L A3T(-)18GY

N3A(-)18GY

SEE CH09_04

N3A(+)18DKBL

SEE CH09_04


K3C(-)18GY

K3C(+)18DKBL

K3

A(+

)1

8D

KB

L

K3

A(-

)1

8G

Y

2

3

IDM2(6011)

ADDED IDM2 (6011). B P54634FPEC 18JUN01

Figure 16 1708 Data Link

S082852a



17

2.5. SWITCH DATA LINK, P. 5

T3

BB

(+)

18

DK

BL

SWITCHPACK

(1101)

D E

E3

X(-

)1

8G

Y

A3Z(-)18GY

A3

J(+

)1

8D

KB

L

D3

AA

(-)

18

GY

DOOR PODSIGNAL

(3202)

D C

E3

W(+

)1

8D

KB

L

DOOR PODPASSENGER

(3204)

A B

ELECT SYSTEM CONTROLLER

(1600)

30 29

A3Y(+)18DKBL

D3

Y(+

)1

8D

KB

L

A3

K(-

)1

8G

Y

T3

AA

(-)

18

GY

RIGHT CREWDOOR POD

(3208)

B A

E3

X(-

)1

8G

Y

T3

AA

(-)

18

GY

DOOR PODSIGNAL

(3202)

C D

D3

B(+

)1

8D

KB

L

D3

BB

(+)

18

DK

BL

A3

P(-

)1

8G

Y

T3

BB

(+)

18

DK

BL

A3

W(+

)1

8D

KB

L

D3

CC

(-)

18

GY

CREW DOOR

(2600)

E BD

3Z

(-)

18

GY

A3

N(+

)1

8D

KB

L

DOOR POD SIGNAL

(3209)

C D

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 2

SWITCH DATA LINK

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

25AUG00 05AE08-52366

E3

W(+

)1

8D

KB

L

DOOR PODDRIVER

(3200)

B A

A3

E(+

)2

0D

KB

L

A3

X(-

)1

8G

Y

DOOR PODSIGNAL

(3209)

C D

A3

F(-

)2

0G

Y

LEFT CREW DOOR POD

(3208)

B A


Figure 17 Switch Data Link

S082852a



2.6. DRIVETRAIN 1939 DATA LINK (CAB), P. 6

A5B(-)20GN

A5B(+)20YL

A5

AM

(-)

20

LT

GN

A5

AL

(+)

20

YL

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 2

DRIVETRAIN 1939 DATA LINK (CAB)

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

09AUG00 06AE08-52366

A5

AN

(+)

20

YL

A5AC(+)20YL

ELECT SYSTEM CONTROLLER

(1600)

34 35

A5A

V(+

)2

0Y

L

A5

BK

(-)

20

GN

120A

C

TERMINATINGRESISTOR

(1657M)

J1939SHIFTER

(1652)

A BCLUSTER

(1500)4 5

A5AG(+)20YL

A5

BE

(+)

20

YL

OPTIONALGAUGES

(1659)

A B

A5BA(+)20YL

TODRIVETRAINJ1939SEE CH02_07

A5

AF

(-)

20

GN

DIAGNOSTICCONNECTOR

(1650)

C D

A5

BF

(-)

20

GN

A5

BJ(+

)2

0Y

L

A5A

E(+

)2

0Y

L

A5C

(+)

20

YL

A5AR(+)20YL

A5

C(-

)2

0G

N

A5BC(+)20YL

A5

AV

(-)

20

GN

OPTIONALGAUGE PACK

(1510)

5 6

A5BG(+)20YL

A5

AP

(-)

20

GN

AUTO HVAC

(1658)

A B

A5A

V(+

)2

0Y

LS

EE

CH

10_07

A5

AV

(-)

20

GN

SE

E C

H10_07

DASH PASS THRU

(4014)11

12A5AS(-)20GN

A5AD(-)20GN

A5BB(-)20GN

A5BD(-)20GN

A5BH(-)20GN

A5AH(-)20GN

W/ EATONAUTOSHIFT

PRODUCTION RELEASE. A P54304U

SE

E C

H07_05

SE

E C

H07_05

PEC 16JAN01

REVISED 4014 PIN OUTS. B P54634FPEC 18JUN01

Figure 18 Drivetrain 1939 Data Link (Cab)

S082852a



19

2.7. DRIVETRAIN 1939 DATA LINK (CHASSIS), P. 7

(+)

20YL

W/WTEC

FROM DASH

PASS THRU

(4014)

(-)

20GN

(+)

20YL

(-)

20GN

WITHOUT WTEC

WITHOUT LCT

PAM MODULE

(4087)

7

9

8

(-)

20GN

(-)

20GN

SEE CH02_06 J5R(-)

20GN

(+)

20YL

AIR ABS

ECU #1

(4024)

D3

D2

C3

W/ AIR ABS BRAKES

(-)

20GN

(-)

20GN

W/AMMETER or PYROMETER

1

3

120 ohms

J5R(+)

20YL

(+)

20YL

(+)

20YL

ECU "S" CONN

BLACK

(7204F)

12

13

29

(+)

20YL

(+)

20YL

(-)

20GN

120

ohms

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 2

DRIVETRAIN 1939 DATA LINK (CHASSIS)

U00TRH2

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

22JUN00 07AE08-52366

ENGINE/

DASH

(4103)

9

7

8(-)

20GN

(+)

20YL

CAN(-)

CAN(+)

ECM2

(6020)

12

15

13

ECU "J1" CONN

(7305F)

31

29

32

W/LCT

SEE Chapter 10, Sheet 1

NOTE: NOT ALL MODULES NEED BE PRESENT.

J1939 BACKBONE BY-PASSES MISSING Y-SPLICES.

W/V8-AVNT

ECM

(6007)

19

18

20

W/I6

SEE CH07_11

SEE CH07_11

N/AMMETER

OR

PYROMETER

REM SHIELD/ADDED SPLICES D 56507KCNA 23AUG02

J1939

(7801F4)

2

1

3

C 55043ZJKP 11JAN02 ADDED SHT CALLOUT CH02.

Figure 19 Drivetrain 1939 Data Link (Chassis)

S082852a



2.8. GROUNDS CHASSIS, P. 8

J94-GHD18WH

J94-GHF18WH

J94-GHE18WH

J94-GHA14WH

J94-GHB14WH

J94-GHC14WH

STARTER GND(4036)

J94-GA12WH

J5M(D)20WH

PRIMARY IGN RELAY GND CH02_14

J94-GAB18WH

HYD MOD PUMP RELAY GND CH09_06

J11-GD18WH

ABS WARN LIGHT RELAY GND CH09_06

J11-GL4WH

J5M(S)20 SHLD

WIPER MOTOR GND CH03_09

J94-GAA18WH

ABS EVENT RELAY GND CH09_06

J11-GPM14WH

REAR REMOTE SOLENOID POWER MODGND CH09_15

AIR ABS GND CH09_02

J94-GH10WH

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 2

GROUNDS, CHASSIS

U00JXP9

52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

26MAY00 08AE08-52366

J82-G16WH

J1939 GND CH09_15

J94-GAD18WH

AIR ABS GND CH09_02

AIR ABS GND CH09_02

HYD ABS GND CH09_04

J11-GJ10WH

SYSTEM CONTROLLER SHD GND CH09_15

ABS ECU POWER RELAY GND CH09_02

HYD ABS GND CH09_04

GND(4005)(4006)

J11-G12WH

FWD REMOTE POWER MOD CH09_15

J11-GQR14WH

FWD CHASSIS GND CH03_6, CH08_02

HYD ABS MOD GND CH09_04

J11-GA14WH

J94-GAC18WH

REAR CHASSIS GNDCH07_08; CH08_01,02; CH09_01,09

J11-GPN16WH

J11-GQS14WH

(FWD ONLY)

(FWD AND REAR)

FWD REMOTE POWER MOD CH09_15


Figure 20 Grounds Chassis

S082852a



21

2.9. GROUNDS CHASSIS, P. 9

J11-GAM12WH

J61-G18WH

J11-GPN16WH

J11-GPM16WH

J90-GM12WH

POWER PARK GND

J11-GBR18WH

TRAILER RIGHT TURN RELAY CH9_11

TRAILER LEFT TURN RELAY CH9_11

J11-GL4WH

J19-GA16WH

J11-GM8WH

POWER PARK GND

TRAILER AUX CENTER PIN RELAY CH9_11

EATON AUTOSHIFT GND

J11-GH8WH

FUEL HEATER RELAY CH9_07

J56-GH18WH

GND(4005)(4006)

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 2

GROUNDS, CHASSIS

U00JXP9

52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

26MAY00 09AE08-52366

J90-G16WH

J19-G18WH

J11-GW18WH

CRANK INHIBIT W/AUTO NEUTRAL CH10_05

BODY BUILDER GND CH9_10

WORK LIGHT GND CH08_05

J57-GH18WH

ACCESSORY BODY BUILDER RELAY CH9_10

J44-GA16WH

J17-GR118PK

J11-GBG12WH

FUEL FILTER WARNING LIGHT GND CH07_09

J11-GBB12WH

TRAILER SOCKET GND CH9_11

STARTER GND(4036)

J65-G18WH

FLOW SWITCH GND CH09_8

J72-G18WH

TRAILER ABS CENTER PIN RELAY CH9_11

J44-G10WH

PAM MODULE CH7_11

FORWARD REMOTE POWER MODULE CH9_15

AIR SUSPENSION SOLENOID CH9_17

HYDRAMAX MOTOR CH9_08


Figure 21 Grounds Chassis (Cont.)

S082852a



2.10. GROUNDS IP, P. 10

A98-G

18WH

A84-G

14WH

RADIO GND CH3_08

A86-GA

14WH

A73-G

12WH

A28-G

18WH

A74-G

18WH

AUX PWR GND CH3_01

A11-GAB

20WH

PWM GND CH11_01

A11-GAD

16WH

A63-GA

20WH

SWITCH PAK GND CH3_11

CIGAR LTR GND CH3_01

FB2 IGN RELAY GND CH2_12

HVAC CONTROL GND CH11_01

A11-GDB

18WH

MARKER LTR GND CH8_04

DOME LT GND CH8_04

A11-GAH

14WH

A11-GAA

18WH

A86-G

18WH

A11-GF

16WH

CLUSTER GND CH7_05

A11-GA

10WH

CAB GND

STUD

(1851)

(1852)

(1859)

WASHER GND CH3_09

A11-G

10WH

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 2

GROUNDS, IP

U00JXP9

52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

9AUG00 10AE08-52366

A

DIAGNOSTIC

CONNECTOR

(1650)

1

SYSTEM CONTROLLER

(1600)

B

SYSTEM CONTROLLER

(1601)

16JAN01

B 56507KRMVD CLUSTER GND CH7_05

A P54304UPRODUCTION RELEASE.PEC

22AUG02CNA

Figure 22 Grounds IP

S082852a



23

2.11. GROUNDS IP, P. 11

A28-GC18TN

A62-GC18WH

A23-GA18WH

A21-G16WH

GND STUD(1858)(1862)(1552F)

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 2

GROUNDS, IP

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

9AUG00 11AE08-52366

A18818DKBL

PREMIUM TRIM GNDCH3_03

A81-GA12WH

A11-GDX16WH

A62-GD18WH

A81-G12WH

TRANSMISSION GNDCH10_03

A41-G18WH

A11-GBA18WH

A81-GB12WH

COURTESY LIGHT DRV CH8_04

TRANSMISSION GNDCH10_03

A11-GDW18WH

D

E

BU

SS

BA

R

F

G

J

H

A

K

B

C

GROUND(1003)

A81-GC12WH

COURTESY LIGHT PASS CH8_04A11-GDV18WH

A11-GAL12WH

POWER WINDOW / LOCK DRV CH3_04

OPT IGN RELAY GND CH2_13

POWER WINDOW / LOCK PASSTRAVEL CREW CH3_05

POWER WINDOW / LOCK PASS CH3_04

SNOW VALVESWITCH(1901)

A62-GF16WH

A18618DKBL

POWER WINDOW / LOCK DRVTRAVEL CREW CH3_05

A11-GH8WH

IP AIR HORN SWCH3_06

A11-GDY12WH

SEE CH03_07

10

ETHER START SWITCH (1010)

SEECH05_02

5B

SEE CH05_03

SHIFTER GND CH10_01

AUTO NEUTRAL LIGHT

MIRROR SWITCH

SEE CH10_05

PRODUCTION RELEASE. A P54304U PEC 16JAN01

Figure 23 Grounds IP

S082852a



2.12. IGNITION CAB, P. 12

A75D

18LTGN

A13C

18PK

A1

2A

B

18LT

BL

A1

3D

H

18

PK

A1

3D

D

18

PK

TRANSMISSION

A92VA

18VT

A1

4B

B

6R

D

A1

1-G

A

10W

H

NEG STUD

(1851)

A13DB

18PK

A75C

18LTGN

5A

C2 D2

CA

B F

US

E B

LO

CK

(10

12

)

F22

A13AG

18PK

5A

E1 F1F19

5A

G1 H1F17

CHAP 2_13

A14A

AA

6R

D

D3

F3

A1

5

18

RD

100A

MEGAFUSE

OFFOFFOFFOFF

A

AA

AI

II

I

S S SS

B

SGND

I A

HYDR BRAKES

A41B

18GY

F4

A13AF

18PK

5A

A1 B1

CA

B F

US

E B

LO

CK

(10

12

)

F23

5A

F2

E2

CAB FUSE BLOCK

(1011)

F6

A14A

A

6R

D

HEATER-A/C CONTROL

ACCELERATOR

D4

A

H2

G2

D2

C2

COMPASS/TEMPERATURE

IGN RELAY

CAB FUSE

BLOCK

(1012)

5A

A2 B2F24

OWNER/OPERATOR

IGN FEED

A14AV

10RD

NAME:A14AV

KEY SWITCH

(1100)

A99E

18VT

5A

C1 D1F21

B2

A2

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 2

12 VOLT

POWER DISTRIBUTION - IGNITION CAB

U00EDL2

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

22JUN00 12AE08-52366

A13AH

10PK

A1

3A

J

10

PK

A1

1-G

AF

16

WH

SEE CH02_01

13B

16PK

A

FUSE BLOCK 3&4

IGN FEED

(1102)

15

PASS THRU

(4014)

TO IGN RELAY

CHAP 2_14

CHAP 10_1

CHAP 3_03

CHAP 11_01

12

SYSTEM

CONTROLLER

(1600)

30

86

87

A87

85

A1

1-G

AD

16W

H

1012 WAS 1011, REWIRED C 56507KCNA 24AUG02

A

DIODE ASSY

(1106M)

A1

2

18

LT

BL

B

D C

A1

4A

S

10

RD

TO ACC RELAY

SEE CH02_01

CHAP 9_08

FUSE BLOCK

DRIVER DISPLAY

A13HC

16PK

A13HC

16PK

5A

E2

F2

F20

CHAP 1_03

A17H

18PK

CLUSTER

CHAP 6_04

A28A

18TN CHAP 7_05

CLUTCH

HVAC SYSTEMS

CHAP 11_01

Figure 24 Ignition Cab

S082852a



25

2.13. IGNITION CAB, P. 13

A11-GBA18WH

SNOW VALVE SWITCHCONNECTOR

C2

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 2

12 VOLT POWER DISTRIBUTION -IGNITION CAB (CONT)

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

09AUG00 13AE08-52366

CNA 21SEP02 DVD/ADDED KEY SWITCH (1100), DIODE ASSY. (1106M), CAB FUSE BLOCK (1011).

56507ZD

7.5A

A1 B1F33

A14FJ10RD

10A

G2 H2F28

5A

E1 F1F29

10A

A2 B2F34

BATT FEED

A13FA10PK

A49C18GY

A49E18GY

A13DA18PK

SEE CH05_03


J3

G4

J4

G3

SEE CH02_11

CH2_02


30

86

87A

87

85

CAB FUSE BLOCKIGNITION(1013)

10A

E2 F2F30

2 WAY RADIO

SEE CH03_10

SATELLITE COMMUNICATIONQUAL COMM-IMCT SYSTEM

SEE CH03_14

SEE CH03_13

LIFT AXLES

SEE CH09_25

A13F16PK

5A

C1 D1F31

ETHER START

OPTIONAL WARNINGLIGHTS

SEE CH07_08

SEE CH05_02

5A

G1 H1F36

5A

F2

E2CAB FUSE BLOCK(1011)F6

OFFOFFOFFOFF

A

AA

AI

II

I

S S SS

B

SGND I A

B2

A2

A13

DD

18

PK

A1

2A

B1

8L

TB

L

D

D2

C2

A1

51

8R

D

DIODE ASSY(1106M)

A12

18

LT

BL

A

A1

3D

H1

8P

K

H2

G2

A

C

B

A86P16LTGN

A21C16TN

A59H18BK

A59J18BK

A13E16PK

A1

3F

B1

0P

K

A13DB18PK

TO ACC RELAYCH2_01

A11-GAM16WH

KEY SWITCH

(1100)

Figure 25 Ignition Cab (Cont.)

S082852a



2.14. IGNITION FEEDS, CHASSIS, P. 14

_w20588_19FUSIBLE LINK

8RD

J92FN

16TN

J71

18LTBL

J14F

8RD

J14D

10RD

J61

18GY

J94A2

18PK

J94HD

18GY

J13AV

18PK

J13AS

18PK

J13X

18PK

10A

F1-G2 F1-H2

10A

F1-A1 F1-B1

MINI FUSE BLOCK

(4001)

FUEL TRANSFER PUMP CH09_09

10A

F1-A4 F1-B4

5A

F1-A2

F1-B2

WTEC AUTO NEUTRAL RELAY CH10_05

WASHER PUMP CH03_09

J23Z

18TN

10A

F1-A3F1-B3

J13E

14PK

J37C

18TN

ENGINE/DASH CONN V8-AVNT CH6_03

IGN SENSE LCT CH10_01

5A

F1-E1F1-F1

BACKUP LIGHT RELAY WTEC CH10_02

IGN SENSE WTEC CH10_03

BACKUP LIGHT LCT XMSN CH10_1

BACKUP LIGHT MANUAL XMSN CH8_01

J24C

18GY

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 2

IGNITION FEEDS, CHASSIS

U00JXP9

52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

10AUG00 14AE08-52366

5A

F1-E4F1-F4

A13C

18PK

30A

F1-E2 F1-F2

J92J

18TN

ECM 24 ENGINE CONN I6 CH6_01

BACKUP LIGHT W/EATON AUTOSHIFT

FAN SOLENIOD

J13S

14PK

20A

F1-E3 F1-F3

J13CW

10PK

HYD ABS FEED CH09_04

BACKUP LIGHT RELAY WTEC CH10_02

FAN CLUTCH

J71

18OR

15

PASS THRU

(4014)

J13T

14PK

10A

F1-G1

F1-H1

HEATED DRAIN VALVE CH09_01

AIR DRYER CH09_01

EXHAUST BRAKE RELAY CH06_01

J23FS

18TN

J92NA

18YL

J13M

18PK

J97U

18VT

J97UA

18VT

J87K

18GY

J39A

16GY

J39B

16GY

FUEL HEATER RELAY CH07_09,CH09_07

TRAILER ABS CENTER PIN

J71

18OR

SEE CH05_01

SEE CH05_01

F1-C1 F1-D1

5A

F1-C2 F1-D2

10A

F1-C4F1-D4

10A

F1-C3 F1-D3

AIR SUSPENSION CH09_17

AIR ABS RELAY CH09_02

J11-GD

18WH

J11-GD

18WH

CAB

GND

(4005)

(4006)

FROM

KEYSWITCH

CH02_12

86 87

30

87A

85

R9-5

R9-1

R9-4

R9-2

PRIMARY

IGNITION

RELAY

(4003)

J13C

18PK

J13W

14PK

10A W/SOLENIOD 5A W/CLUTCH

IGNITION

(4840)

ADDED PARK BRAKE, ABS D 56507KCNA 22AUG02

DELETED ABS WARN RELAY

LCT COLUMN SHIFTER CH03_17

J44N

16GYPARK BRAKE

J71J

18OR

J94AY

12GY ABS CH09_02

J71H

18OR

MEGAFUSE

Figure 26 Ignition Feeds, Chassis

S082852a



27

2.15. START, P. 15

14

GY

J17E

10PK

J1

7

18

PK

A1

7

18

PK

A1

5

18

RD

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 2

12VOLT POWER DISTRIBUTION - START

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

10AUG00 15AE08-52366

OFFOFFOFFOFF

A

AA

A

II

II

S S SS

KEY

SWITCH

(1100)

B

SGND

I A

5A

F2

E2

FUSE BLOCK #2

(1011)F6

D2

C2

B2

A2

H2

G2

A14AAA

6RD

100A

MEGAFUSE

A14BB

6RDA14AA

6RD

8

PASS THRU

AT DASH

(4014)

J1

7D

10

PK

J17S

18PK

TO START SOLENOID POS

TO ENGINE

ECM

TO START SOLENOID

A14AS

10RD

A14AS

10RD

K14H

4RD

A

B

A17

18PKSEE CH10_05

W/AUTO NEUTRAL

CH4_1,2

CH4_1,2

CH4_1,2

NOTE:

SHOWN NOT WITH WTEC AUTONEUTRAL

ALSO SEE CH10_5

N/AUTO NEUTRAL

86

87

30

87

A

85

(4003)

STARTER

RELAYS

R12-1

R12-2

R12-3

R12-4

R12-5

BLOCK

C 56507KFUSIBLE LINK WAS MAXIFUSE 23AUG02CNA

Figure 27 Start

S082852a



3. CAB ACCESSORIES (CHAPTER 3)

3.1. CIGAR LIGHTER AND POWER FEEDS, P. 1

A86-GA

14WH

AA86-GA

14WH

B

CIG LTR

PWR SOURCE

(1860)

B

60AMP POWER FEED

TO POINT A

THIS SHEET

B

A86N

14LTGN

CIG LTR

PWR

(1854)

A

AUXILIARY

POWER

(10)

A86M

14LTGN

A

AUXILIARY

POWER

(10)

15A

H3G3

F3

TO POINT A

THIS SHEET

B

CIG LTR

PWR SOURCE

(1860)

A86-GB

14WH

A86N

14LTGN

A

PTC BODY BUILDER

DCM BATT FEED

(1820)

A

TWO POST

PWR SOURCE

(1861)

(STANDARD EQUIPMENT)

BA86-GA

14WH

NEG

STUD

(1851)

(OPTIONAL WIRING 1)

60A

A2MAXIFUSE

BLOCK

(4000)

A

J14MM

8RD

A86-GA

14WH

A86M

14LTGN

A84

14LTGN

(OPTIONAL WIRING 2)

POINT A

CIG LTR

P14

8RD

BODY BUILDER

FEED STUD

(1870)

A86-GA

14WH

B

A86M

14LTGN

A84-G

14WH

(OPTIONAL WIRING 3)

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 3

CIGAR LIGHTER & POWER FEEDS

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

26JUN00 01AE08-52367

A

AUXILIARY

POWER

(10)

20A

B2A2

F14

A

TWO POST

PWR SOURCE

(1861)

CIG LTR

GND

(1853)

A86-GB

14WH

A86M

14LTGN

A86M

14LTGN

A86

-GA

14W

H

CIGAR LIGHTER

A11-GA

10WH

TO POINT A

THIS SHEET

20A

B2A2

F14

B

(CH 2, PG 2)

(CH 2, PG 2)

(CH 2, PG 2)

(CH 2, PG 2)


CAB FUSE BLOCK

(1011)

CAB FUSE BLOCK

(1011)

CAB FUSE BLOCK

(1011)

CAB FUSE BLOCK

(1011)

20A

B2A2

F14

F14 WAS F2 B 56507K23AUG02CNA

Figure 28 Cigar Lighter and Power Feeds

S082852a



29

3.2. CB POWER, P. 2

C11

-GF

16W

H

B

C8

6F

16LT

GN

ROOF/IP

CONN

(2000)12 11

CAB FUSE

BLOCK

(1011)

A11-G

10WH

A11-GF

16WH

D11

-GF

16W

H

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 3

CB POWER

U00EDL2

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

25AUG00 02AE08-52367

10A

H1

G1

F1

C86

-GF

16

WH

A

NEGATIVE

STUD

(1851)

D86

F

16L

TG

N

CONSOLE/

ROOF

(2502)A B

CB RADIO

POWER

(2303)

(CH

2, P

G 1

)


A8

6F

16

LT

GN

56507KBCHGD F20 TO F1, 1012 TO 101123AUG02CNA

Figure 29 CB Power

S082852a



3.3. COMPASS AND TEMPERATURE DISPLAY, P. 3

J41

A

18

GY

J4

1

18

GY

H

35PASS THRU

(4014)

A62F

18DKBL

B

E

A41-G

18WH

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 3

COMPASS AND

TEMPERATURE DISPLAY

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

25AUG00 03AE08-52367

H

GROUND

(1003)

ADOME/READING LIGHT

COMPASS/TEMP UNIT

(2117)

34

4 103

C4

1

18

GY

C41B

18G

Y

C4

1-G

18W

H

5A

B1

A1

F23

A41

18GY

2

G

C4

1A

18

GY

A41

B

18

GY

C6

2F

18

DK

BL

G

PANEL LIGHT

BUSS BAR

(1002)

A

TEMP

SENDER

(8601)

COMPASS/TEMP

MODULE

GR

OU

ND

12

V IG

N

DIM

ME

R

TE

MP

+

TE

MP

-

A41A

18GY

1

CONSOLE/IP

PREMIUM

(2503)

D

CBAUX FWD/DASH

(4305)

M4

1

18

GY

M4

1A

18

GY

SEE CH08_08


CAB FUSE

BLOCK

(1012)

RMVD 1200, F23 WAS F10 B 56507K23AUG02CNA

Figure 30 Compass and Temperature Display

S082852a



31

3.4. FRONT DOORS WINDOWS AND LOCKS (POWER), P. 4

A81B

12LTGN

A3N(+)

18DKBL

A3E(+)

20DKBL

A3W(+)

18DKBL

A3Y(+)

18DKBL

A3X(-)

18GY

A3F(-)

20GY

A3P(-)

18GY

A81-G

12WH

A81-GB

12WH

A11-GH

10WH

A81A

12LTGN

E

F

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 3

FRONT DOORS

WINDOWS AND LOCKS (POWER)

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

25AUG00 04AE08-52367

WINDOW

MOTOR

(3100)

B A

C

D

F

CAB FUSE BLOCK

(1011)

C

WINDOW

MOTOR

(3100)

A B

29

SYSTEM

CONTROLLER

(1600)

30A

B3 A3

F15

A

DOOR/IP

(3200)

A

DOOR/IP

(3204)

B

30A

B4 A4

F16

B

NEGATIVE

STUD

(1858)

30

DOOR

LOCK

(3203)

B A

DOOR

LOCK

(3203)

A B

E

D

WINDOW

DATA +

ADDRESS 1

DO

OR

PO

D

DATA -

LOCK

LOCK

WINDOW

ADDRESS 2

POWER

GND

B

F

E

C

D

B

D

C

A

A

G

DOOR

POD SIGNAL

(3202)

DOOR

POD LOAD

(3201)

WINDOW

DATA +

ADDRESS 1

DO

OR

PO

D

DATA -

LOCK

LOCK

WINDOW

ADDRESS 2

POWER

GND

B

F

E

C

D

B

D

C

A

A

G

DOOR

POD SIGNAL

(3202)

DOOR

POD LOAD

(3201)

ite_drawn:

NOTE:

THE DOTTED LINES

ARE AN OPTION FOR TRAVEL

CREW DOOR PODS

A81-GA

12WH

E3X(-)

18GY

E3W(+)

18DKBL

E81-GA

12WH

E81B

12LTGN

E3X(-)

18GY

E3W(+)

18DKBL

E81-GA

12WH

E81B

12LTGN

E83E

14LTGN

E83A

14LTGN

E81A

14LTGN

E8

1E

14L

TG

N

E83E

14LTGN

E83A

14LTGN

E81A

14LTGN

E8

1E

14L

TG

N

CAB FUSE BLOCK

(1011)

PA

SS

EN

GE

R

DR

IVE

R

SEE CH03_05

SEE CH03_05

A3Z(-)

18GYSEE CH03_05

SEE CH03_05 A81-GC

12WH

B 56507KF15 WAS F27, F16 WAS F34,

1011 WAS 1013

23AUG02CNA

Figure 31 Front Doors Windows and Locks (Power)

S082852a



3.5. CREW DOORS WINDOWS AND LOCKS (POWER), P. 5

T3BB(+)

18DKBL

E

D3B(+)

18DKBL

A

LEFT CREW

DOOR POD

(2601)

D

A81C

12LTGN

F

DOOR

LOCK

(3211)

B A

D

A3

Y(+

)

18

DK

BL

D81-GD

12WH

D81C

12LTGN

A

ROOF / IP

CREW DOOR

(2600)

B

A8

1-G

B

12

WH

D81

-GB

12

WH

30A

B1 A1

F43

D3AA(-)

18GY

E

E

A3Z

(-)

18

GY

D81-GG

18WH

B

D81D

12LTGN

D3CC(-)

18GY

F

WINDOW

MOTOR

(3002)

A B

C

D81-GE

18WH

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 3

CREW DOORS

WINDOWS AND LOCKS (POWER)

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

25AUG00 05AE08-52367

D3BB(+)

18DKBLB

C

DOOR

LOCK

(3211)

A B

C

A

RIGHT CREW

DOOR POD

(2602)

CAB FUSE BLOCK

(1014)

D81-GF

12WH

D

WINDOW

MOTOR

(3002)

B A

D3Y

+)

18D

KB

L

F

A81D

12LTGN

D81

-GC

12

WH

30A

H1 G1

F37

D3

Z(-

)

18G

Y

T81E

12LTGN

WINDOW

DATA +

ADDRESS 1

DO

OR

PO

D

DATA -

LOCK

LOCK

WINDOW

ADDRESS 2

POWER

GND

B

F

E

C

D

B

D

C

A

A

G

DOOR

POD SIGNAL

(3209)

DOOR

POD LOAD

(3210)

WINDOW

DATA +

ADDRESS 1

DO

OR

PO

D

DATA -

LOCK

LOCK

WINDOW

ADDRESS 2

POWER

GND

B

F

E

C

D

B

D

C

A

A

G

DOOR

POD SIGNAL

(3209)

DOOR

POD LOAD

(3210)

ite_drawn:

T8A

18WHT8A

18WH

T81E

12LTGN

T83F

12LTGN

T83C

12LTGN

T81C

12LTGN

T8

1F

12

LT

GN

T83F

12LTGN

T83C

12LTGN

T81C

12LTGN

T81F

12L

TG

N

T81-GD

12WH

T3BB(+)

18DKBL

T3AA(-)

18GY

T8B

18WH

CAB FUSE BLOCK

(1014)

SE

E C

H0

3_

04

SE

E C

H0

3_

04

SE

E C

H0

3_

04

A81

-GC

12

WH

SE

E C

H0

3_

04

LE

FT

CR

EW

T8B

18WH

T3AA(-)

18GY

T81-GD

12WH

RIG

HT

CR

EW

F37 WAS F28, F43 WAS F35 B 56507K

1014 WAS 1013

22AUG02CNA

Figure 32 Crew Doors Windows and Locks (Power)

S082852a



33

3.6. HORN, DUAL ELECTRIC, P. 6

M11-GC12WH

5

AIR

HO

RN

A9M18GY

AIR

HO

RN

A4CAB/DCM (1800)

A8

5B

20

GY

20

M8

5E

16

GY

B9

V1

8G

Y

ESYSTEMCONTROLLERBROWN FRONT(4007)

A9

V1

8G

Y

CIT

Y H

OR

N

3

SYSTEMCONTROLLER (1600)

ZE

RO

VO

LT

RE

F

20

D

10

M1

1-G

12

WH

A9

H2

0G

Y

A85K18GY

A6

2R

18

DK

BL

F

GROUNDADAPTER(1003)

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 3

HORN, DUAL ELECTRIC

U00EDL2

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

19JUN00 06AE08-52367

A8

5C

20

GY

B

J11-G12WH

B10

3

A6

2-G

F1

8W

H

A

RIGHT SIDEELECT HORN (8312)

J11-GJ10WH

13

EL

EC

HO

RN

SW

(4006)GND 2

B8

5B

18

GY

CACLOCKSPRING(1809)

M85-GD16WH

W/INSTRUMENT PANEL HORN SWITCH

E

PANEL LIGHT BUSS BAR (1002)

B

B8

5C

18

GY

18

1310FWD CHASSIS/DASH(4301)

M11-GD12WH

A85L18GY

A8

5C

20

GY

B11

A

LEFT SIDEELECT HORN (8311)

2B

HORNSWITCH(1018)

M85-GE16WH

8

20

B9

R1

8G

Y

M85L16GY

M85-GA16WH

M85-GC16WH

B

A

(8301)

M85J16GY

M85K16GY

J8

5A

A1

6G

Y

SEE CH08_08

GROUNDADAPTER #1(8800)

GROUNDADAPTER #2(8801)

RADIATORA

RADIATOR GND (8600)


Figure 33 Horn, Dual Electric

S082852a



3.7. MIRRORS (HEATED, LIGHTED AND POWER), P. 7

A62

D

18

DK

BL

E

HSYSTEM CONTROLLER

(1601)

H

A78P

16

LT

GN

10A

H2

G2

(1012)

F18

A78-GD

16WH

F

DOOR/IP

MIRROR

(3000)

A

DOOR/IP

MIRROR

(3003)

ANT GND

AXIS

D

E

LIGHT

C

HEATER

AXIS

B

G

L/R

A

F

U/D

DRIVER

POWER

MIRROR

K

J

10A

B1

A1

F13

CAB FUSE BLOCK (1011)

A78-GB

16WH

D

A58

S

16

BN

A7

8H

16LT

GN

ANT GND

AXIS

D

E

LIGHT

C

HEATER

AXIS

B

G

L/R

A

F

U/D

PASSENGER

Power

Mirror

20BL

CAB FUSE

BLOCK

20OR

A1

A2

A3

A4

B1

B2

B3

B4

MIRROR

SWITCH

D

G

CAB FUSE

BLOCK

J

20BL

BB

A78D

18LTGN

K

G

F

E

A78L

18LTGN

A78E

18LTGN

20WH

A

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 3

MIRRORS (HEATED, LIGHTED & POWER)

U00JXP9

52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

25AUG00 07AE08-52367

H

A78

M

16

LT

GN

A58U

18BN

CA78F

18LTGN

5A

B4

A4

(1013)F36

C

A7

8

14

LT

GN

G

A58T

18BN

A78J

16LTGN

20OR

20YL

20BN

18RD

18DKGN

18BK

18OR

18BN

18YL

18RD

18LTGN

18BK

18BK

20YL

A1

1-G

DY

12

WH

SEE CH02_11

SE

E C

H0

8_1

0


23AUG02 56507KREV FUSE BLOCK/DEL A. GNDCNA B

Figure 34 Mirrors (Heated, Lighted and Power)

S082852a



35

3.8. RADIO (ENTERTAINMENT), SPEAKERS, P. 8

A8

6-G

20

WH

A6218DKBL

4

ROOFCONN(2000)

8 6

PREMIUMROOFCONN(2503)

GND STUD(1851)

1


LEFT CONSOLE SPEAKER

(2305)

A B

+ -

C8

6K

18

LT

GN

CLUSTER CONN (1500)

7

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 3

RADIO (ENTERTAINMENT), SPEAKERS

U00JXP9

52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

25AUG00 08AE08-52367

CNA 16SEP02 DVD/ADDED PREMIUM RADIOWIRING.

56507ZD

5

RIGHTCONSOLESPEAKER

(2304)

A B

+ -

W/PREMIUMCAB TRIMONLY

13

LEFT REAR SPEAKER

(2302)

A B

+ -

NOTE: REAR SPEAKER WIRING IS THE SAME FOR STD, EXTENDED AND TRAVEL CREW CAB.

9

A86J20LTGN

C8

6H

18

LT

GN

RIGHT REAR

SPEAKER(2301)

A B

+ -

10A

D4

C4

F1210A

H1

G1

F23

D8

6B

18

LT

GN

D8

6D

18

LT

GN

C8

6L

18

LT

GN

C8

6J

18

LT

GN

D8

6C

18

LT

GN

D8

6E

18

LT

GN

1


A86D20LTGN

A86L20LTGN

A86K20LTGN

A86H20LTGN

A62E20DKBL

A86C20LTGN

A86B20LTGN

A8

6A

18

LT

GN

LEFT CONSOLE

RIGHT CONSOLE

RADIO POWER

RIGHT FRONT +

LEFT FRONT +

LEFT REAR -

RADIO MEMORY

PANEL LIGHT

RIGHT REAR -

RIGHT REAR +

LEFT REAR +

GROUNDC

B

O

I

K

M

J

L

D

F

G

E

A86

18

LT

GN

A86E20LTGN

5

3

7

10

4

11

12

1

7

6

8

2

GROUND

LEFT REAR +

RIGHT REAR +

RIGHT REAR -

LEFT REAR -

PANEL LIGHT

RADIO MEMORY

LEFT FRONT +

RIGHT FRONT +

RADIO POWER

RIGHT CONSOLE -

LEFT CONSOLE -

A1

1-G

A1

0W

H

RADIOCONN(1301)

RADIOCONN(1300)

PREMIUM RADIO

AM-FM CASSETTE BASE RADIO

W/PREMIUMRADIO ONLY

Figure 35 Radio (Entertainment), Speakers

S082852a



3.9. WINDSHIELD WIPER AND WASHER PUMP, P. 9

J87B

18GY

J87KA

18GY

J87C

18GY

N87DB

18GYJ87KB

18GY

N87DB

18GY

J87CA

18GY

N87EA

18GY

J82L

16GY

J82H

16GY

J82RH

18GY

J82P

16GY

J82RP

18GY

J8

2H

L

16G

Y

J82

FA

18

GY

J82

FB

18

GY

J82HLP

16GY

N87HA

18GY

(1810)

22

(4006)

GND 2

A9H

20GY

5

B87A

18GY

A87A

20GY

WIPER 0

20GN

3

30

PASS THRU

AT DASH

(4014)

C1

24A82B

20GY

A3

12

8

GND

LO

HI

WV50V

2.2uF x2A

B+

4.4uH x3

PRK

C/B

WIPER MOTOR

(4015)

A

B

C

D

E

2

1

WASHER PUMP

(9747)

SYSTEM CONTROLLER

BLUE

(4008)

A82A

20GY

B82

18GY

7

WASHER20YL

DCM

CONNECTOR

(1800)

WIPER 1

20RD

WASHER FLUID

LEVEL SENSOR

(9748)

12

B1

WIPER 1

28

WIPER HIGH

WINDING

A82

20GY

6

A11-GAA

18GY

23

SYSTEM

CONTROLLER

J82-G

16WH

B9S

18GY

A87C

18GY

F

11

WIPER 0

C9

WIPER 2

B82A

18GY

B82B

18GY

B9U

18GYA5

A11-G

10W

H

WASHER PUMP

WIPER 2

20OR

20WHA4

12

SYSTEM CONTROLLER

(4004)

TURN SIGNAL

SWITCH(1600)

(1852)

NEGATIVE

STUD

J1

1-G

J

10

WH

A9V (250)

18GY

A87B

18GY

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 3

WINDSHIELD WIPER AND WASHER PUMP

U00JXP9

52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

10AUG00 09AE08-52367

LOW WASHER

FLUID LIGHT DIGITAL

ZERO VOLT REFERENCE

B11-GAA

18WH

5 AMPF1-D2 F1-C2 MINIFUSE

BLOCK

(4001)

ZERO VOLT REF

SPLICE

(8802)

30

86

87A

87

85

WIPER PWR

RELAY

(4003)

R1-1

R1-2

R1-3

R1-5

R1-4

30

86

87A

87

85

WIPER

HI-LOW

RELAY

(4003)

R2-1

R2-2

R2-3

R2-5

R2-4

J82F

16GY

J82B

16GY

29

20

SYSTEM CONTROLLER

(4004)

D3

D2

D6

CENTER

CHASSIS

(9700)

J87BB

18GYNOTE:

ALL DASH LINES REFER TO

RH-MRD MODELS.

ADDED RH-HDD & SS. C 55043ZJKP 11JAN02

22AUG02 J87KA WAS J87K D 56507KCNA

Figure 36 Windshield Wiper and Washer Pump

S082852a



37

3.10. 2–WAY RADIO, P. 10

A1

3F

A

18

PK

A86P

16

LT

GN

A11

-GA

P

16

WH

A14

HC

16

RD

J1

4-G

D

16W

H

J1

4H

C

16

RD

N14

-GD

10

WH

N1

4H

C

10

RD

N1

4H

C

10

RD

N14

HB

10

RD

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 3

2-WAY RADIO

U00DLCK

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

19JUN00 10AE08-52367

2-WAY

RADIO

CONN

(6334)

A B

PASS THRU

(4014)21 28

20A

B

A

5A

F2

E2

F30

A

A

N1

4-G

D

10W

H

(9265) 2-WAY RADIO

NEGATIVE CONN

(9263)

2-WAY RADIO

POSITIVE CONN

(9264)

2-W

AY

RA

DIO

BT

RY

PO

SIT

IVE

2-W

AY

RA

DIO

BT

RY

NE

GA

TIV

E

BATTERY

2-W

AY

RA

DIO

CO

NN

EC

TIO

NS

EE

CH

02_

13

CAB FUSE

BLOCK

(1013)

A13FA WAS A13DF, F30 WAS C 56507K22AUG02

F38, 1013 WAS 1014

CNA

Figure 37 2–Way Radio

S082852a



3.11. SWITCH PACK, OPTIONAL GAUGE PACK, P. 11

A5C(-)

20LTGN

A5C(+)

20YL

A14FF

18RD

A62S

18DKBL

A12FC

18LTBL

A11-GJ

18WH

A12P

18LTBL

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 3

SWITCH PACK, OPTIONAL GAUGE PACK

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

09AUG00 11AE08-52367

F

GROUND

SWITCH D/L +

POWER

BACKLIGHT

C

E

SWITCH D/L -

F

D

ADDRESS SEL

B

SWITCH D/L +

A

POWER

B

A

BACKLIGHT

C

E

SWITCH D/L -

D

ADDRESS SEL

GROUND

(1101)

(1101A)

SWITCH PACK

NEG STUD

(1851)

5 A

F1

E1

CAB FUSE

BLOCK

(1011)

F5

A11-GDB

18WH

A1

1-G

A

10

WH

A62C

18DKBL

A6

2

18D

KB

L

A

DRIVETRAIN

J1939

(1659)

B

1

CLUSTER

(1500)

A3E(+)

20DKBL

A3F(-)

20GY

2930

SYSTEM

CONTROLLER

(1600)

NOTE:

FOR MULTIPLE SWITCH PACKS,

CONNECT 1101 OF NEXT SWITCH

PACK TO 1101A OF PREVIOUS

SWITCH PACK. CONNECT OPTIONAL

GAUGE PACK TO LAST SWITCH

PACK.

A3J(+)

18DKBL

A3K(-)

18GY

F

GROUND

SWITCH D/L +

POWER

BACKLIGHT

C

E

SWITCH D/L -

F

D

ADDRESS SEL

B

SWITCH D/L +

A

POWER

B

A

BACKLIGHT

C

E

SWITCH D/L -

D

ADDRESS SEL

GROUND

(1101)

(1101A)

SWITCH PACK

TO

PR

EV

IOU

S

SW

ITC

H P

AC

K

TO

NE

XT

SW

ITC

H

PA

CK

OR

OP

TIO

NA

L

GA

UG

E P

AC

K

A12FC WAS A13FC;F39 WAS C 56507K23AUG02CNA

5 A

F1

E1

CAB FUSE

BLOCK

(1014)

F39

7

8

1

5

2

6

3

4

9

10

11

13

12

14

BATTERY

ACCESSORY

GROUND

BACKLIGHT

DRIVE TRAIN J1939 (+)

DRIVE TRAIN J1939 (-)

OPTIONAL GUAGE

PACK

(1510)

F12;F5 WAS F19.

Figure 38 Switch Pack, Optional Gauge Pack

S082852a



39

3.12. LIGHTED AIR SHIELD, P. 12

A58AE

20BN

WH

18

WH

B

K

18

BK

A11-G

HF

18

WH

A5

8A

D

18

BN

A5

8A

C

18

BN

A58AB

18BN

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 3

LIGHTED AIR SHIELD

U00DLCK

P54304U

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

16JAN01 12AE08-52367

10A

F2 E2

30

86

87

A8

785

A

CAB FUSE BLOCK

(1014)

BATTERY FEED

D4

F4

F3

D3

BIP/AUX ROOF

CONNECTION

(2022)

6SYSTEM

CONTROL

(1600)

CONTROL = (HEADLIGHTS AND /OR PARK LIGHTS) & ACC

SEE CH02_02

GROUND

ADAPTER

BUSS BAR

(1003)

F40

MULTIPLE CHANGES A P54634FPEC 18JUN01

CNA 23AUG02 F40 WAS F39. B 56507K

Figure 39 Lighted Air Shield

S082852a



3.13. ROOF AUX. LOAD, P. 13

D5

8-G

W

14

WH

D5

8W

14B

N

A11-GAM

18WH

A1

1-G

HE

14

WH

A12U

14LT

BL

A1

2Z

14

LT

BL

A14FR

10RD

A12V

14LTBL

A12Y

14LTBL

A12X

14LTBL

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 3

ROOF AUX LOAD

U00DLCK

P54304U

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

16JAN01 13AE08-52367

20A

A4

B4

3086

87A 87 855A

B3

A3

J

2B

3

7

8

9

CAB FUSE

BLOCK

(1013)

AUX ROOF LOAD

SWITCH CONNECTOR

(1915)

PANEL LIGHT

ADAPTER

BUSS BAR

(1002)

SEE CH08_08

BA

A1

2-G

B

14

WH

A12-GA

18WH

JIP/AUX ROOF

CONNECTION

(2021)

GROUND

ADAPTER

BUSS BAR

(1003)

CAB FUSE

BLOCK

(1014)

AUX ROOF LOAD

CAB FUSE

BLOCK #4

(1014)

SEE CH02_13

BATT FEED

SEE CH02_02

CAB FUSE

BLOCK

(1013)

G4 J4

J3 G3

A3 WAS G1; B3 WAS H1 B

F35

F45

A62U

18DKBL

A62U

18DKBL

CNA 23AUG02

1013 WAS 1012.

56507K

Figure 40 Roof Aux. Load

S082852a



41

3.14. SATELLITE COMMUNICATION QUALCOMM-MCT AND IMCT SYSTEMS, P. 14

D1

4A

F

16

RD

D1

3F

16P

K

D62B

16

DK

BL

D3

AB

(+)

18

DK

BL

D3AB(-)

18GY

D11-GG

16WH 14

QA

16

RD

62

QA

16

LT

GN

13

QA

16

DK

BL

11

-GQ

B

16W

H

11-G

Q

16W

H

11-G

QC

16

WH

14Q

B

16

OR

14Q

C

16

RD

D11-GG

16WH

D62B

16DKBL

D13F

16PK

D14AF

16RD

A11-GG

16WH

A3AB(-)

18GY

A3AB(+)

16DKBL

A62

B

16

DK

BL

A13F

16PK

A14AF

16RD

A13E

16PK

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 3

SATELLITE COMMUNICATION

QUALCOMM-MCT & IMCT SYSTEMS

U00DLCK

P54304U

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

16JAN01 14AE08-52367

10A

B2 A2

10A

G2H2

MSG

LIGHT

CE F DB A

A DC B

C BAFE D

F

AEC F

C

D

D

D

B

CAB FUSE

BLOCK

(1014)

OPT WARN LIGHT

CONNECTOR

(1555M)

NEG STUD

(1865)

J1708 PUBLIC (+)

(1660)

J1708 PUBLIC (-)

(1661)

QUALCOMM POWER

(1902F)

MCT SYSTEM

QUALCOMM POWER CONN

(2700M)

MCT SYSTEM

QUALCOMM

POWER-CONN

(2701F)

COMMUNICATION

CONNECTOR UNIT

(XXXX)

B A C D

MCT


QUALCOMM SYSTEM

B DC E F A

IMCT SYSTEM

QUALCOMM PWR CONN

(2702M)

IMCT SYSTEM

QUALCOMM

POWER CONN

(2703M)

IMCT SATELLITE

ANTENNA CONNECTION

CONNECTOR

9 TERMINAL

DISPLAY/KEYBOARD

CONNECTOR

PANIC BUTTON

(NOT USED)

TTRACS

(NOT USED)

A

B

OR

AN

GE

BL

UE

A

BL

AC

K

CABLE

YE

LLO

W

YE

LL

OW

YE

LL

OW

WH

ITE

WH

ITE

GR

EE

N

GR

EE

N

BR

OW

N

BR

OW

NR

ED

RE

D

BLA

CK

BLA

CK

BLA

CK

IMCT


QUALCOMM SYSTEM

F28

F38

CNA 23AUG02 F28 WAS F36;F38 WAS F37. A 56507K

Figure 41 Satellite Communication Qualcomm-MCT and IMCT Systems

S082852a



3.15. SELF CONTAINED AIR SEAT, P. 15

A14J

14

RD

WH

14WH

RD

14

RD

NAVISTAR INTERNATIONAL TRANSPORTATION CORPELECTRICAL CIRCUIT DIAGRAM

RELEASE NO. DATE

CHK

SHEET

REV DRAWN NAME

PART NO.

CHANGEDATE REFERENCE


TO BE USED IN ANY WAY DETRIMENTAL TO THE INTEREST OF THE

NAVISTAR INTERNATIONAL TRANSPORTATION CORP.

CHAPTER 3

SELF CONTAINED AIR SEAT

U00ARW2

P54634F

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

31MAY01 15AE08-52367

AIR SEAT

(1918)

A B

DASH GROUND

STUD

FROM BATT FEED

FUSE F38

CNA 26AUG02 F38 WAS F37;RD WIRE WAS

WH.

A 56507K

Figure 42 Self Contained Air Seat

S082852a



43

3.16. DIGITAL CLOCK PTC, P. 16


RELEASE NO. DATE

CHK

SHEET

REV DRAWN NAME

PART NO.





CHAPTER 3

DIGITAL CLOCK PTC

U00DLCK

P54634F

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

05MAY01 16AE08-52367

GEOMETRY WAS

REMOVED

CNA 26AUG02 GEOMETRY WAS REMOVED. A 56507K

Figure 43 Digital Clock PTC

S082852a



3.17. TRANSMISSION ALLISON LCT COLUMN SHIFTER, P. 17

J9

2F

BA

16

TN

J9

2F

N1

6T

N

J92RD16TN

L1

3M

31

8P

K

L13#10418PK

L13#10218PK

L1

3M

41

8P

KJ9

2N

B1

6T

N

J9

2F

B1

6T

N

NAVISTAR INTERNATIONAL TRANSPORTATION CORP ELECTRICAL CIRCUIT DIAGRAM

THIS PRINT IS PROVIDED ON A RESTRICTED BASIS AND IS NOTTO BE USED IN ANY WAY DETRIMENTAL TO THE INTEREST OF THE


CHANGEDATE REVCHK REFERENCE

SHEETPART NO.DATE

NAME

RELEASE NO.

DRAWN

CHAPTER 3

XMSN ALLISON LCT COLUMN SHIFTER

U00DLCK

55043Z

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

02JAN02 17AE08-52367

CNA 25SEP02 DVD/F2-C4 WAS F2-A4, F2-D4WAS F2-B4.

56507ZB

10A

F1-H

2

F1-G

2

10A

F2-D

4F

2-C

4

3086

87A8785

19

SYSTEMCONTROLLER(4004)

MICRORELAY(4002)

(4001)

G XMSN(4705)

2

4

ECU "J1"GRAY(7305)

ENSBU SWVEHICLE(7301)

BA

TT

IGN

Figure 44 Transmission Allison LCT Column Shifter

S082852a



45

4. 12V CHARGING + CRANKING SYSTEM (CHAPTER 4)

4.1. I6 HEUI ENGINES, P. 1

J17D

10PK

2/0

BK

J14H

4RD

K17

M

18

WH

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 4

CHARGING AND CRANKING

I6-HEUI ENGINES

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

10AUG00 01AE08-52368

GR

B

ALTERNATOR

BATTERIES

ENGINE

BLOCK

GND

DASH PANEL

GND

(4005)

FRAME

GND

100A

MEGAFUSE

A17

18PK

MAXIFUSE

BLOCK (4000)

J17S

18PK

8

PASS THRU

AT DASH

(4014)

J17

18PK

CECM POWER

STARTER

(4101)

K11-G

L

4W

H

K2

-G*

4W

H

K2*

4RD

2/0RD

K10-GC

1BK

1/0RD

1/0BK

KEYSWITCH S

(1100) B

17

ENGINE/

DASH

(4103)

46ECM

(6007)

K17L

18PK

K17K

18PK

K17

C

10P

K

J17

E

10P

K

FUSIBLE

LINKS

SEE NOTE

SEE NOTE

NOTE:

FOR CIRCUIT K14H FUSELINKS ARE 2-12BL

WITH 4 GAUGE CHARGE CIRCUITS K2-G & K2 FUSELINKS ARE 2-12BL

WITH 2 GAUGE CHARGE CIRCUITS K2-GA & K2A FUSELINK ARE 2-10RS

WITH 1 GAUGE CHARGE CIRCUITS K2-GB & K2B FUSELINK ARE 3-12BL

FUSIBLE

LINKS

2/0

BK

N/THERMAL

OVERCRANK

PROTECTION

W/THERMAL

OVERCRANK

PROTECTION

CRANKING

MOTOR

SOLENOID

CRANKING

MOTOR

THERMAL

OVERCRANK

(6316)

A

B

B S

M

G

K14H

4RD

W/AUTO NEUTRALJ17E

10PK SEE CH10_05

86

87

30

87A

85

STARTER

ISO & POWER

RELAY

(4003)

R12-1

R12-2

R12-3

R12-4

R12-5

REVISED BATTERY GND. C 56507K22AUG02

FRAME

GND

FUSIBLE

LINK

14GY

RMVD MAXIFUSE BLOCK

CNA

Figure 45 I6 HEUI Engines

S082852a



4.2. V8 AVNT ENGINES, P. 2

J17D

10PK

K1

7L

18P

K

K17L

18PK

K17K

18PK

A

ECM

NEGATIVE

(9260)

100A

MEGA-

FUSE

A17

18PK

BATTERIES

1/0RD

N1

4B

A

10

RD

NOTE:

FOR CIRCUIT K18 FUSELINK IS 10RS

FOR CIRCUIT K14H FUSELINKS ARE 2-12BL

FOR CIRCUIT K2 FUSELINKS ARE 2-12BL

AECM POSITIVE

FEED

(9261)

GR

B

ALTERNATOR

1/0RD

N9

7-G

10

WH

1/0BK

N14

AY

10

RD

FUSIBLE

LINKS

J17S

18PK

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 4

CHARGING AND CRANKING

(V8-AVNT) ENGINES

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

10AUG00 02AE08-52368

1/0RD

N9

7A

A

10

RD

K2

4RD

1/0BK

MAXIFUSE

BLOCK

(4000)

KEYSWITCH S

ENGINE

BLOCK

GND

C

ECM POWER/

STARTER SOLENOID

(4105)

TO ECM2 CLEAN

POWER/GROUND CONN

(A-12V,B-GND)

(6323F)

SEE CH06_03

1/0BK

K17

C

10P

K

8

PASS THRU

AT DASH

(4014)

GND

(4005)

J17

E

10P

K

K2

-G

4W

H

K11-G

L

4W

H

40

A

AB

ENGINE

ECM

FEED

FUSE

(9254)

23ECM2

(6020)

4/0BK

N1

4-G

10W

H

17

ENGINE/

DASH

CONN

(4103)

FRAME

GND

CRANK MOTOR

SOLENOID

CRANKING

MOTOR

M

B S

G

4/0RD

2/0

BK

K10-GC

1BK

K14H

4RD

J14H

4RD

GLOW PLUG

RELAY

(4057)

K1

8

6P

K

J17E

10PKSEE CH10_05

W/AUTO NEUTRAL

86

87

30

87A

85

STARTER

ISO & POWER

RELAY

(4003)

R12-1

R12-2

R12-3

R12-4

R12-5J17

18PK

B

A

23AUG02 DEL MAXI FUSE BLOCK 4004 D 56507KCNA

14GY

FUSIBLE

LINK

11JAN02JKP REV CRANKING MOTOR. C 55043Z

Figure 46 V8 AVNT Engines

S082852a



47

4.3. CATERPILLAR ENGINES, P. 3

FUSIBLE LINK14GY

J17J18PK

K17G14PK

K17F14PK

J17G14PK

J17F14PK

J17D10PK

A17-GH18WH

B17H18PK

B17J18PK

A17J18PK

A1718PK

J1

71

8P

K

J17J18PK

J1

7S

18

PK

K1

7S

16

PK

K17J16PK

4RD

K1

1-G

L4

WH

K10-GC1BK

K2

-G4

WH

2B

K

4BK

K24RD

1BK

1RD





SHEETPART NO.DATE

NAME

RELEASE NO.

DRAWN

CHAPTER 4

CHARGING AND CRANKINGCAT ENGINES, CUMMINS ISM

U00DLCK

55043Z

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

01-04-02 03AE08-52368

CNA 04OCT02 ADDED CUMMINS TO TITLE. 56507ZB

GR

B

CR

AN

K M

OT

OR

SO

LE

NO

ID

CRANKING MOTOR

THERMALOVERCRANK(6316)

B S

M

G

16 15

18

8

CLUTCHSWITCH

B

AD7

D8

100 AMPS

17

18

DASH/ENG (4103)

MEGA FUSE

STARTERISO & PWR RELAY (4003)

R12-5

R12-2

R12-4

R12-1

PASSTHRU(4014)

DCM(1800)

NEGSTUD(1863)

DASH/ ENG (4103)

FRAME GND

CAB GND(4005)

ENGINEBLOCKGND(6303)

BATTERIES

ALTERNATOR

FUSIBLELINKS

KEY SWITCH"S" TERMINALCH02_15

NOT W/ THERMALOVERCRANK

30

86

87A

87

85

A

B

NOTES:

FOR 4 GAUGE CHARGE CIRCUITS K2-FL & K2A-FL FUSELINKS ARE 2 - 12BLFOR 1 GAUGE CHARGE CIRCUITS K2D-FL, K2E-FL & K2F-FL FUSELINKS ARE 3 - 10RSFOR 1 GAUGE CHARGE CIRCUITS K2B-G & K2B

Figure 47 Caterpillar Engines

S082852a



5. FANS AND ENGINE ACCESSORIES (CHAPTER 5)

5.1. FAN WIRING, P. 1

K23A18TN

K23A18TN

K97DF18VT

14

ENGINE/DASH

(4103)

K23-G16WH

MINI FUSE BLOCKS

(4001)

K97B18VT

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 5

FAN WIRING

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

10AUG00 01AE08-52369

14

ENGINE/DASH

(4103)

ELECTRIC FAN

RELAY CONTROL

A

ENGINE

HARNESS CONN

(6401)

K2318TN

B

ENGINE

CONTROLLER

14

ECM2

(6021)

V8-AVNT WITH FAN CLUTCH

A FAN AIR

SOLENOID

(4111)

B

I6 WITH FAN SOLENOID

FAN

CLUTCH

AELECTRIC

FAN

(6406)

MINI FUSE BLOCKS

(4001)

J23A18TN

FAN

SOLENOID

15

J2318TN

ENGINE BLOCK

GROUND

(6412)

K23B16TN

K23A16TN

W/BODYBUILDER

CONNECTIONS

J23Z18TN

SEE CH02_14

J23FS18TN

SEE CH02_14

86

87

30

87

A

85

M1-A3

M1-B3

M1-C4

M1-A4

FAN RELAY

(4002)

WIRE CHANGE B P54634FPEC 18JUN01

(J23Z)

ADDED 6401 C11JAN02 55043Z

ASINGLE BOX

ENGINE HARNESS

(6401)

FOR V8

FOR I6

JKP

Figure 48 Fan Wiring

S082852a



49

5.2. ETHER START, P. 2

K10-G

U

14

WH

K1

0-G

A

18W

H

CAB FUSE

BLOCK

(1013)

J21F

18TN

A21B

16TN

ETHER

BOTTLE

CONTROL

VALVE

A

B

J21

E

18T

N

K21B

16TN

19

FWD CHASSIS/DASH

(4301)

K10-G

18W

H

A2

1E

16T

N

ENGINE

BLOCK

GND

(6302)

29PASS THRU

(4014)

K21-G

16WH

A

THERMAL SWITCH

(6650)

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 5

ETHER START

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

21JUN00 02AE08-52369

12

ENGINE/DASH

(4103)

BETHER START

(8400)

M21

D

18T

N

GROUND

BUS BAR

(1003)

K1

0-G

B

14

WH

9 7

3 2B

5B

16

4

10

8

ETHER START SWITCH

(1010)

A21-G

16WH

M21

C

18T

N

22

SPLICE BLOCK

(6704)

F

PANEL LIGHT

BUSS BAR

(1002)

SEE CH08_08

G

SEE CH02_11

B1 A1

10A

F33

F33 WAS F30 C 56507K25AUG02CNA

ENGINE

BLOCK

GND

(6340)

FOR USE WITH

CAT ENGINES

11JAN02 ADDED CAT ENGINE. B 55043ZJKP

A21C

16TN SEE CH02_13

Figure 49 Ether Start

S082852a



5.3. SNOW VALVE, P. 3

J23K

18T

N

NC READ

SWITCH

CURRENT

PROTECT

MOTOR

DUAL FUNCTION

REED SWITCH

(NO & NC)

SNOW VALVE

(4120)

ABCDE

J2

3H

18T

N

A

31

PASS THRU

AT DASH

(4014)

J2

3J

18T

N

H

OPTIONAL WARNING

LIGHT CONNECTOR

(1555)

GROUND BUSS BAR

(1003)

J23

F

18T

N

26 24

A23

F

18T

N

25

J2

3L

18T

N

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 5

SNOW VALVE

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

21JUN00 03AE08-52369

27

A23

M

18T

N

A2

3H

18T

N

A23J

18

TN

A23

K

18

TN

A2

3L

18

TN

A62P

18LTBL

A23-GA

18WH

A13DA

18PK

SEE CH02_13

IGN RELAY

9 7

3

2B

5B

16

4

10

8

SNOW VALVE

SWITCH

(1901)

4

6

3

1

79

8

5B

2B

SNOW VALVE WARNING

LIGHT IN CLUSTER

SNOW VALVE

MODULE

C

PANEL LIGHT

BUSS BAR

(1002)

SEE CH08_08

D

SEE CH02_11

PRODUCTION RELEASE. A P54304U16JAN01PEC

10A

B2

A2

CAB FUSE BLOCK

SNOW VALVE

(1013)

F34

CNA 25AUG02 ADDED F34 LABEL B 56507K

Figure 50 Snow Valve

S082852a



51

5.4. FAN WIRING, CATERPILLAR AND CUMMINS, P. 4

K23N16TN

K23N16TN

K10-GU14WH

K23-G16WH





SHEETPART NO.DATE

NAME

RELEASE NO.

DRAWN

CHAPTER 5

FAN WIRING, CAT AND CUMMINS

U00DLCK

56507Z

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

04OCT02 04AE08-52369

CNA 04OCT02 RELEASE FOR PRODUCTION. 56507Z-

A B

38

11

ENG BLOCKGROUND(6340)

FANSOLENOID

FAN AIRSOLENOID(6409)

ENGINECONTROLLER

(6014)

ENGINECONTROLLER

(6013)

W/CATERPILLAR

W/CUMMINS ISM

Figure 51 Fan Wiring, Caterpillar and Cummins

S082852a



6. ELECTRONIC ENGINES (CHAPTER 6)

6.1. ELECTRONIC ENGINE CONTROLS, I6–HEUI ENGINES, P. 1

K24

B

18

GY

18

J99U

18VT

B99U

18VT

A99U

18VT

K99S

18VT

K34A

18TN

K24

-G

18W

HK

34-G

18

WH

K1

0-G

B

14

WH

K10-GA

18WH

K10-G

18WH

K97W

10VT

K97L

14PL

K97Z

14PL

K97F

14PL

J97W

10VT

J99V

18VTK99T

18VT

A99V

18VT

J97

T

18

VT

K97J

16VT

K97-GA

10VT

K97Y

14VT

N97-G

10WH

N14-G

10WH

K97N

14VT

K97P

14VT

K97V

14VT

N14AY

10RD

J24A

18GY

K24A

18GY

J97U

18VT

K97M

16VT

J13CW

10PK

J13S

14PK

J13W

14PK

K97R

18VT

K97S

16VT

A97Y

18VT

J97Y

18VT

B97AD

18VTK97D

18VT

B9

7A

E

18

VT

A13AH

10PK

J24B

18GY

16GN

K97E

16VT

J97P

18VT

B97AF

18VT

K97C

18VT

B9

7A

H

18

VT

B97P

18VT

A97P

18VT

K97K

18VT

A97Q

18VT

J97Q

18VT

B99E

18VT

A9

9E

18

VT

J9

7A

A

12

VT

J9

7A

AA

14

VT

N97AA

10RD

K97AA

10VT

N14BA

10RD

INTAKE AIR

TEMP SENSORS

(6703)

(LOCATED ON

AIR INTAKE)

A

B

B

SPLICE

BLOCK

(6704)

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 6

ELECTRONIC ENGINE CONTROLS

I6-HEUI ENGINES, EXHAUST BRAKE

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

10AUG00 01AE08-52370

19

ENGINE/

DASH

(4103)

18

ENGINE/

DASH

(4103)

6

25

LOW

COOLANT

SENSOR

(NORMALLY

OPEN)

(6400)

A B

12

23

A

ECM POSITIVE

FEED (9261)

24

5A

F1-A2F1-B2

27 4

1

PASS THRU

AT DASH

(4014)

4

2

BAP

SENSOR

(1808)1

3

2

41

3

B4

40A

AB

ENGINE ECM

FEED FUSE

(9254)

2

C5

1

E2

5A

A2

B2

CAB FUSE

BLOCK

(1012)F24

A

ECM

NEGATIVE

(9260)

F1-E2

15

ENGINE/

DASH

(4103)

3

C2

C6

AB

CD

EF

APS/IVS

(1804)

IGNITION FEED FROM IGN RELAY

FROM PRIMARY

IGNITION

RELAY (R9-4)

(4003)

8

21

EC

M (

60

07

)

47

C10

DCM/CAB

(1800)

42

A

ECM CLEAN POWER

& GROUND (6323)

BECM POWER/STARTER

(4105)

B5

ENGINE

BLOCK

GND

10

5A

F1-E1F1-F1

MINI FUSE BLOCK

(4001)

C4

2

11

A

ECM POWER/STARTER

(4105)

5

16

ENGINE/

DASH

(4103)

BATTERIES

29

8687

30

87A

85

EXHAUST BRAKE

RELAY

(4002)M1-A4

M1-C4M1-B3

M1-C3

M1-A3

7

22

5

ENGINE/

DASH

(4103)

EXHAUST

BRAKE

SOLENOID

(6500)

BA

MINIFUSE

BLOCK

(4001)

FROM SECONDARY

IGNITION RELAY

(4003)

8687

30

87A

85

R11-1

R11-5R11-3 R11-4

R11-2

ECM MODULE POWER

RELAY

(4003)

ADDED 6502;F24 WAS F13; C P54304U

J24C

18GY

J24C

18GY

CNA 23AUG02

MULTIFED TERMINAL/BUSS BAR

1012 WAS 1011.

B9

7Q

18

VT

B99V

18VT

B97Y

18VT

EXHAUST

BRAKE

SOLENOID

(6502)

Figure 52 Electronic Engine Controls, I6–HEUI Engines

S082852a



53

6.2. ELECTRONIC ENGINE CONTROLS, I6–HEUI ENGINE CRUISE CONTROL AND

BODY BUILDER CONNECTIONS, P. 2

99E

16VT

B9S

18GY

B9VG

18GY

B9V

H

18

GY

B9VF

18GYK97XC

18VT

K99F

18VT

K97HM

18VT

A9

H

20

GY

A9

V

18

GY

B9

V

18G

Y

B9

R

18G

Y

B9

VB

18

GY

J17J

18PK

A17J

18

PK

B17J

18

PK

K1

7E

18P

K

L1

7D

18

PK

K4

7A

18

GY

J13CW

10PK

J13S

14PK

K97AR

18VT

A13AH

10PK

K97CB

18VT

K46A

18GY

J23FS

18TN

K23A

16TN

K97DF

18VT

K97DF

18VT

B70

C

18

RD

K97DD

18VT

A96

A

20

VT

B96

A

18

VT

K97CC

18VT

A1

7H

18P

K

B1

7H

18

PK

L4

7D

18

GY

K4

7

18

GY

K97EW

18VT

K97EA

18VT

K97WL

18VT

K97HG

18VT

K97WA

18VT

K47B

18GY

K97HE

18VT

K46B

18GY

59

EC

M (

60

07

)

FROM PRIMARY

IGNITION

RELAY

(4003)

SET/COAST SWITCH - SCS

54

12

10

OH

M

61

90

OH

M

23

70

OH

M

RE

SU

ME

SE

T

CR

UIS

E O

N

CR

UIS

E O

FF

AIR

HO

RN

CIT

Y H

OR

N

STEERING WHEEL SWITCHES

ABCD

D8

REMOTE ACCELERATOR POS. SENSOR - RPS

4

39

36

58

ENGINE WARNING LAMP - WARN

30

TACHOMETER CHANNEL A - TACA

W/HYD

BRAKES

VEHICLE SPD SENSOR CHAN A - VSSCALA

13

10

A

F

XMSN/

DASH

(4705)

HYD PRESSURE GOVERNOR SENSOR - HPS

32

REMOTE ACCEL. POS. SENSOR RTN - RPS_RTN

RESUME/ACCEL SWITCH - RAS

HYD PRESSURE GOVERNOR LAMP - HMI

HYD PRESSURE GOVERNER ENABLE - HGE

6

TO CAB FUSE

BLOCK

(1011) A2

3

W/AIR FAN DRIVE

37

49

CLOCK

SPRING

(1809)

ABCD

F1-E1

40

OIL WATER LAMP - OWL55

18

PASS THRU

AT DASH

(4014)

14

ENGINE/

DASH

(4103)

E2

REMOTE VOLTAGE REF. GND - VCREF GND

33

SYSTEM

CONTROLLER

(1600)

A4

31

REMOTE PTO VARIABLE - RVAR

10A

F1-G1F1-H1

MINI FUSE BLOCK

(4001)

C2

CAB FUSE

BLOCK

(1012)

17

REMOTE PTO PRESET - RPRE

5A

A2B2

F2

D7

DCM

CONN

(1800)

5

REMOTE VOLTAGE REFERENCE - VCREF

C

ENG/TRANS

CONN

(7800)

B

26

C11

7

N/AIR FAN DRIVE

TRANS SPEED

SENSOR

(7601)

AB

(CH 2, PG 14)

9

TRANSFER CASE SWITCH - XCS

BA

STOP LIGHT

(1814)

6.8

V

15

0

B9

6

18

VT

B70CA

18OR

B70CB

18OR

7

TURN

SIGNAL

SWITCH

(1810)

B70C

18OR

B1

2A

96

20

VT

B9

A70C

20

RD

L4

7E

18

GY

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 6

ELECTRONIC ENGINE CONTROLS - I6-HEUI ENGINE

CRUISE CONTROL & BODY BUILDER CONNECTIONS

WITH MANUAL TRANSMISSION

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

10AUG00 02AE08-52370

NOTE:

ONLY ONE STOP LIGHT SWITCH USED

W/AIR BRAKES & W/TRACTOR

ADDED CLUTCH SW SYM.& C 56507K22AUG02

BODY

BUILDER

BODY

BUILDER

ACCEL.;A13AH WAS A13CY.

DC

STOP LIGHT

#2

W/AIR BRAKES

(1824)

6.8

V

150 D

C

STOP LIGHT

#1

W/AIR BRAKES

(1823)

6.8

V

150

12

00

1200

ABCD

CLUTCH

SWITCH

(1807)

CNA

ACCELERATOR

PEDAL

Figure 53 Electronic Engine Controls, I6–HEUI Engine Cruise Control and Body Builder Connections

S082852a



6.3. ELECTRONIC ENGINE CONTROLS, (V8–AVNT) ENGINES, P. 3

K97A

Z

18

VT

J9

7L

C

16V

T

J9

7L

D

16V

T

K97LC

16

VT

5A

A2

B2 CAB FUSE

BLOCK

(1012)F24

B97A

E

18

VT

B97AD

18VT

J13CW

10PK

C4

5A

F1-E1F1-F1

MINI FUSE BLOCK

(4001)

1

B97Y

18VT

FROM PRIMARY

IGNITION FEED

RELAY

12

J97Y

18VT

J97

HA

18

VT

N97AA

10RD

C10

DCM

CONN

(1800)

12

EC

M2

(602

1)

K97J

18VT

K97C

18VT

A97Q

18VT

N97-G

10WH

2

2

3

4

K99S

18VT

6

19

A97Y

18VT

BAP

SENSOR

(1808)1

3

2

18

A99U

18VT

LOW

COOLANT

SENSOR

(6400M)

A B

J9

7LB

18

VT

FROM PRIMARY

IGNITION

RELAY (R9-4)

(4003)

B97P

18VT

A

ECM2 CLEAN

POWER & GROUND

(6323)

24 B4

J97HB

18VT

J97QA

18VT

B5

B97AF

18VT

K97Z

16VT

1

ENGINE/

DASH

(4103)

K97M

16VT

J97P

18VT

K97T

10VT

C2

3

A97P

18VT

J13S

14PK

A

ECM

NEGATIVE

(9260)

K97-GV

16WH

K34-G

16

WH

BATTERIES

K97X

10VT

5

J97

TC

10

VT

1

IDM

2 (

601

1)

A

J99V

18VT

J99U

18VT

K99T

18VT

K34A

18TN

7

6

3

8

B99E

18VT

1

PASS THRU

AT DASH

(4014)

A99V

18VT

K97-GW

16WH

J97L

A

18

VT

10AF1-G4

F1-H4

MINI-FUSE BLOCKS

ENGINE ECM

(4001)

8687

30

87A

85

V8 IDM

POWER RELAY

(4003)

R8-1

R8-5R8-3 R8-4

R8-2

5

5

EC

M2

(602

0)

4

J9

7X

A

10V

T

40A

AB

ENGINE ECM

FEED FUSE

(9254)

J9

7J

18

VT

K97F

16VT

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV





DATE CHANGE

CHAPTER 6

ELECTRONIC ENGINE CONTROLS

(V8-AVNT) ENGINES

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

10AUG00 03AE08-52370

9

18

6

C6

N14-G

10WHK97-GA

12WH

8687

30

87A

85ECM ISO &

POWER RELAY

(4003)

R11-1

R11-5R11-3

R11-4

R11-2

A99W

18VT

K97UA

18VT

A

ECM POSITIVE

FEED (9261)

K97LA

16PL

K97D

18VT

AB

CD

EF

APS/IVS

(1804)

B99W

18VT

24

B6

N14AY

10RD

21

A13AH

10PK

J97UA

18VT

A99

E

18

VT

K97H

16PL

J97

TA

10

VT

B99V

18VT

ENGINE

BLOCK

GND

K97-G

10WH

2

E2

K97Y

12VT

C5

B99U

18VT

B

ECM POWER/

STARTER

SOLENOID (4105)

7

4

K97

18VT

N14BA

10RD

B

J97JA

18VT

WAS F13,A2 WAS A1.

56507KCNA 22AUG02

J9

7H

18V

T

K97K

18VT

4

12

10A

F2-B4 F2-A4

10

MINI-FUSE

BLOCK

(4001)

B4 WAS D4,A4 WAS C4,F24 C

B9

7Q

18

VT

B9

7A

H

18

VT

Figure 54 Electronic Engine Controls, (V8–AVNT) Engines

S082852a



55

6.4. ELECTRONIC ENGINE CONTROLS, V8–AVNT ENGINE CRUISE CONTROL AND

BODY BUILDER CONNECTIONS, P. 4

K97DF18VT

K97AR18VT

K46A18GY

K47B18GY

K97CB18VT

K97CC18VT

K46B18GY

B9

S1

8G

Y

B9VH18GY

B70C18OR

B70CA18OR

B70CB18OR

B9VG18GY

C2

CAB FUSEBLOCK(1012)

W/HYDBRAKES

B9

10

ECM2(6021)

B9

V1

8G

Y

K4

71

8G

Y

33

SYSTEMCONTROLLER(1600)

18

PASS THRUAT DASH(4014)

A9

62

0V

T

F

XMSN/DASH(4705)

L1

7E

18

PK

J17J18PK

B7

0C

18

RD

5A

E2F2F24

IGNITION FEED FROMINGITION RELAY

A1

7J

18

PK

B9

R1

8G

Y

17

B9

61

8V

T

A1

7H

18

PK

A4

A9

H2

0G

Y

C1

1

8

ECM2(6020)

A13AH10PK

A2

K4

7A

18

GY

DRAWN

RELEASE NO.

NAME

DATE

REFERENCECHK


PART NO. SHEET

REV



DATE CHANGE

CHAPTER 6

ELECTRONIC ENGINE CONTROLS - V8-AVNTENGINE CRUISE CONTROL & BODY BUILDER CONNECTIONS

U00JXP9

P52778H

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

10AUG00 04AE08-52370

CNA 9SEO02 DVD/RMVD ENG/TRANS CONN(7800).

56507ZD

10

A9

6A

20

VT

D8

D7 DCM

CONN(1800)

12

10

OH

M

61

90

OH

M

23

70

OH

M RE

SU

ME

SE

T

CR

UIS

E O

N

CR

UIS

E O

FF

AIR

HO

RN

CIT

Y H

OR

N

STEERING WHEEL SWITCHES

ABCD

9

3

CLOCKSPRING(1809)

ABCD

B9VF18GY

A9

V1

8G

Y

A7

0C

20

RD

B1

2

TRANS SPEEDSENSOR(7601)

AB

BA

STOP LIGHT (1814)

6.8

V

15

0

7

TURN SIGNAL

SWITCH(1810)

NOTE:

ONLY ONE STOP LIGHT SWITCH USEDW/AIR BRAKES & W/TRACTOR

21

EC

M2 (

6020)

20

19

17

11

14

SET PTO SPEED - SCS

VARIABLE PTO ENABLE - RVAR

PRESET PTO ENABLE - RPRE

VEHICLE SPD SENSOR CAL CNTRL - VSS_CAL

RESUME PTO SPEED - RAS

TACHOMETER CONTROL - TACH

BODY

BUILDER

TO FUEL FILTER(6708) SEE CH07_09

DC

STOP LIGHT#2W/AIR BRAKES(1824)

6.8

V

150

DC

STOP LIGHT#1W/AIR BRAKES(1823)

6.8

V

150

12

00

12

00

ABCD

CLUTCHSWITCH

(1807)

B1

7J

18

PK

B1

7H

18

PK

B9

6A

18

VT

B9

VB

18

GY

Figure 55 Electronic Engine Controls, V8–AVNT Engine Cruise Control and Body Builder Connections

S082852a



6.5. CATERPILLAR C10 AND C12 ENGINES, P. 5

B9

9V

18

VT

B97

Y

18

VT

B97P

18

VT

J9

7U

18

VT

K97U

18V

T

K97A

D

18V

T

A5AG(+)

18YL

A5AL(+)

18YL

A5A

C(+

)

20Y

L

A5AR(+)

20YL

A5AE(+)

18YL

A5AN(+)

20YL

A5B

(+)

18Y

L

A5AH(-)

18LTGN

A5AM(-)

18LTGN

A5A

D(-

)

20

LT

GN

A5AF(-)

18LTGN

A5AS(-)

20LTGN

A5AP(-)

20LTGN

A5B

(-)

18

LT

GN

A97P

18V

T

A97

Y

18V

T

A99

V

18V

T

J3

B(-

)

18G

Y

J3

B(+

)

18D

KB

L

J5C

(+)

W/B

EN

DIX

20Y

L

J5E

(+)

W/W

AB

CO

20Y

L

J5C

(-)

W/B

EN

DIX

20G

N

J5E

(-)

W/W

AB

CO

20

GN

J99V

18V

T

J97Y

18V

T

J97P

18V

T

J77B

16GN

K10-GU

14WH

K77-G

16WH

K7

7B

16L

TG

N

K3B

(-)

18G

Y

K3A

(+)

18D

KB

L

K5

S

18Y

L

K5

T

18L

TG

N

K9

7Y

18V

T

K99

V

18V

T

K97

P

18V

T

K34D

16

TN

K5U

18YL

K5

V

20Y

L

K5AE

18LTGN

K5W

20LT

GN

K47

A

16G

Y

K47

16G

Y

K34-G

A

16W

H

K97Y

A

18V

T

K34C

16T

N

K3

4B

16T

N

K97AM

10VT

K9

7A

S

14V

T

K97

AT

14V

T

K97

-GD

14W

H

K97-GA

10WH

K97-G

E

14W

H

N14A

Y

10

RD

N14-G

10WH

N14BA

10RD

N97-G

10WH

N97AA

10RD


RELEASE NO. DATE

CHK

SHEET

REV DRAWN NAME

PART NO.





CHAPTER 6

CAT C10 & C12 ENGINES

U00DLCK

55043Z

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

16DEC01 05AE08-52370

535034333298542 49 52 54 65 66 67

ECM (6013)

A B C D

A

B

A

A

60A

AB

CLEAN PWR

& GND

(6323)

ECM POS

FEED

(9261)

ECM NEG

FEED

(9260)

BATTERIES

LOW COOLANT

(6407)

A

B

D

E

ENGINE/TRANSMISSION

(7800)

4 6 10 11 8 7 5DASH

(4103)

B

A

20

ENGINE GND (6340)

FREON

COMP

(6200)

GSYS CONTROL

BLUE

(4008)

5 2 12 11 1PASS THRU

(4014)

B4C5 C4

4

5

DCM

(1800)

35

34

D

C

A

C

DIAGNOSTIC

(1650)

SYS CONTROLLER

(1600)

CLUSTER

(1500)

J1939

PUBLIC

(1652)

J1708 & 5V

REF SPLICE

(4820)

62

C

USED W/SS MODELS

70

19

5 AMP

F1-F1F1-E1

MINI FUSE (4001)

IGN FEED

CH02_14

CBA(1805)

ACCEL. PEDAL

SENSOR

56507KADDED CONN 1805 AND

ACCEL PEDAL SENSOR.

22AUG02 A

Figure 56 Caterpillar C10 and C12 Engines

S082852a



57

6.6. CUMMINS ISM ENGINE, P. 6

A5A

C(+

)20Y

L

A5AG(+)18YL

A5AL(+)18YL

A5AE(+)18YL

A5AR(+)20YL

A5AN(+)20YL

A5B

(+)

18Y

L

A5A

D(-

)20LT

GN

A5AM(-)18LTGN

A5AH(-)18LTGN

A5AP(-)20LTGN

A5A

S(-

)20LT

GN

A5AF(-)18LTGN

A5B

(-)

18LT

GN

A99E

18V

TA

99E

18V

T

B99W

18V

TA

99W

18V

T

B99U

18V

TA

99U

18V

T

B99V

18V

TA

99V

18V

T

B97Y

18V

TA

97Y

18V

T

B97P

18V

TA

97P

18V

T

J5C

(-)

W/ B

EN

DIX

20G

NJ5E

(-)

W/ W

AB

CO

20G

NJ5C

(+)

W/ B

EN

DIX

20Y

LJ5E

(+)

W/ W

AB

CO

20Y

LJ97P

18V

TJ97Y

18V

TJ99V

18V

T

J99U

18V

T

J99W

18V

TJ97Q

18V

TJ3B

(+)

18D

KB

LJ3B

(-)

18G

Y

J97U

18V

T

J77B16GN

N14A

Y10R

DN

14B

A10R

DN

97A

A10R

DK

97A

M12V

T

K97U

212V

T

K97U

118V

T

K10-G

V12W

H

K10-G

U14W

HK

77-G

16W

H

K77B

16LT

GN

K97U

18V

T

K3B

(-)

18G

Y

K3A

(+)

18D

KB

L

K97Q

18V

T

K99W

18V

T

K99U

18V

T

K99V

18V

T

K97Y

18V

T

K97P

18V

T

K5S

18Y

L

K5T

18LT

GN

K5W

20LT

GN

K5AE18LTGN

K5V

20Y

L

K5U18YL

K97AD18VTK47A16GYK4716GY

K34E16TN

K34-GB16WH





SHEETPART NO.DATE

NAME

RELEASE NO.

DRAWN

CHAPTER 6

CUMMINS ISM ENGINE

U00DLCK

56507Z

42/43/44/85/8600 & 73/74/7500 CIRC DIAGRAMS

04OCT02 06AE08-52370

CNA 04OCT02 RELEASE FOR PRODUCTION. 56507Z-

32 28 27 36 15 46 47 22 23 9 1 11 34 10 20 39

B

A

LOWCOOLANT

(6407D)

ECM (6014)

A

B

C

D

E

ENGINE/TRANS(7800)

8 7 4 6 5 2 1 3 10 11 19 20

B AFREONCOMP(6200)

ENGINEGND(6340)

1 2 4

A

A

ECMPWR(6015)

CLEANPWR(6323)

ECMPOSFEED(9261)

60A

B

A

BATTERIES

G SYS CONTROLBLUE(4008)

DASH(4103)

5A

F1-F1F1-E1

MINI FUSE (4001)

IGN FEEDCH02_14

J1708 & 5VREF SPLICE(4820)

12 11 5 2 1 4 3 7PASSTHRU(4014)

C6

F

B6B5C4B4C5

EDABC

DCM(1800)

(1804)

ACCEL PEDAL SENSOR/IVS

C

AJ1939PUBLIC

(1652)

5

4CLUSTER

(1500)

35SYS

CONTRL(1600)

34

D

CDIAGNOSTIC

(1650)

Figure 57 Cummins Engine

S082852a

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