Possible causes – Accelerator Pedal Position (APP) Switch harness is open or shorted– Accelerator Pedal Position (APP) Switch circuit poor electrical circuit– Faulty Accelerator Pedal Position (APP) Switch Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Engine
Possible causes – Misadjusted throttle plate– Throttle body damage– Open or short circuit condition– Faulty idle switch Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Engine idle problems– Possible hard to start– Possible shifting problems
Possible causes – Throttle Position Switch (TPS) Adjustment– Faulty Throttle Position Switch (TPS)– Throttle Position Switch (TPS) harness open or shorted– Throttle Position Switch (TPS) circuit poor electrical connection Tech notes Adjusting the Throttle Position Switch (TPS) may take care
Possible causes – Throttle Position Switch (TPS) Adjustment– Faulty Throttle Position Switch (TPS)– Throttle Position Switch (TPS) harness open or shorted– Throttle Position Switch (TPS) circuit poor electrical connection Tech notes Adjusting the Throttle Position Switch (TPS) may take care
Possible causes – Throttle Position Switch (TPS) Adjustment– Faulty Throttle Position Switch (TPS)– Throttle Position Switch (TPS) harness open or shorted– Throttle Position Switch (TPS) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)–
Possible causes – Throttle Position Switch (TPS) Adjustment– Faulty Throttle Position Switch (TPS)– Throttle Position Switch (TPS) harness open or shorted– Throttle Position Switch (TPS) circuit poor electrical connection Tech notes Adjusting the Throttle Position Switch (TPS) may take care
Possible causes – Throttle Position Switch (TPS) Adjustment– Faulty Throttle Position Switch (TPS)– Throttle Position Switch (TPS) harness open or shorted– Throttle Position Switch (TPS) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)–
Possible causes – Throttle Position Switch (TPS) Adjustment– Faulty Throttle Position Switch (TPS)– Throttle Position Switch (TPS) harness open or shorted– Throttle Position Switch (TPS) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)–