ACC Pedal Position Sensor 1 CKT Plausibility

Test 1 - Test 3:

Test 4 - Test 7:

Test 8 - Test 12:

Test 13 - Test 16:

Test 17:

SYMPTOM
P1222-ACC PEDAL POSITION SENSOR 1 CKT PLAUSIBILITY

POSSIBLE CAUSES
- Accelerator pedal position sensor
- ECM - APP sensor 1 5-volt supply circuit
- Sensor ground open (APP SENSOR)
- Intermittent condition
- APP sensor 5-volt supply circuit open
- APP sensor signal circuit open
- APP sensor 5-volt supply circuit shorted to sensor ground
- APP sensor signal circuit shorted to ground
- APP sensor 5-volt supply circuit shorted to ground
- Verify APP sensor operation
- APP sensor signal circuit shorted to the sensor ground circuit
- APP sensor 5-volt supply circuit shorted to voltage
- ECM - sensor ground open
- APP sensor circuit shorted to voltage
- APP sensor ground circuit shorted to voltage
- ECM - APP sensor signal circuit