Throttle Position

Condition(s):

DTC P0121 Throttle position sensor A circuit range/performance problem

Possible Source(s):
- Sensor output constant or out of limits
- Harness open circuit
- Connector loose or corroded

Action(s) to take:
- GO to Pin point Test N P0121

DTC P0122 Throttle position sensor A circuit low input

Possible Source(s):
- Sensor open circuit
- Harness failure
- Connector pin(s) bent or tracking
- ECM failure

Action(s) to take:
- GO to Pinpoint Test O P0222

DTC P0222 Throttle position sensor B circuit low input

Possible Source(s):
- Sensor open circuit
- Harness failure
- Connector pin(s) bent or tracking
- ECM failure

Action(s) to take:
- GO to Pinpoint Test O P0222

DTC P0123 Throttle position sensor A circuit high input

Possible Source(s):
- Sensor short circuit to 5V
- Harness short
- Connector pin(s) bent or tracking
- ECM failure

Action(s) to take:
GO to Pinpoint Test P P0223

DTC P0223 Throttle position sensor B circuit high input

Possible Source(s):
- Sensor short circuit to 5V
- Harness short
- Connector pin(s) bent or tracking
- ECM failure

Action(s) to take:
- GO to Pinpoint Test P P0223

Related Faults/Codes

Throttle Target:

Adaptive Fueling: