Section 7 Electronic Throttle Control Systems Engine Control Systems I - Course 852 Lesson Objectives 1. Deter mine th e condit ion of th e ETCS- i system b ased on en gine dat a 2. Determine th e root ca use of a failure(s) in the ETCS-i sys tem usi ng the appropriate diagnostic procedures Limp Mode Lever Throttle Position Sensor Throttle Valve Accelerati on Pedal Position Sensor Magnetic Clutch Throttle Control Motor T852f275