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Home › Jeep › 2020 › Compass Trailhawk › Repair and Diagnosis › Engine Performance › System › 2.4L - DTCS P104D To P0140 › DTC Troubleshooting › P0121-Throttle Position Sensor 1 Performance › When Monitored

When Monitored

This diagnostic runs when the following conditions are met:

With the engine running.
P2135 DTC is active.