DTC P2121: Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance: Procedure
- CHECK OTHER DTC OUTPUT
Result
Result Proceed to P2121 A P2121 and other DTCs B B → See step 5
A: Go to next step
- REPLACE ACCELERATOR PEDAL
NEXT: Go to next step
- CHECK OUTPUT DTC (ACCELERATOR PEDAL POSITION SENSOR DTCS ARE OUTPUT AGAIN)
- Clear DTCs. Refer to DTC CHECK / CLEAR .
- Refer to the confirmation driving pattern for P2121.
- Read the DTCs.
Result
Result Proceed to P2121 A No output B
B → See step 6
A → See step 4
- REPLACE ECM. Refer to REMOVAL
- GO TO DTC CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART
- CHECK FOR INTERMITTENT PROBLEMS. Refer to CHECK FOR INTERMITTENT PROBLEMS