P1391 Chrysler - CMP or CKP Signal Intermittent Condition
- Timing belt or chain stretched or jumped
- Faulty Camshaft Position (CMP) Sensor
- Camshaft Position (CMP) Sensor harness is open or shorted
- Camshaft Position (CMP) Sensor circuit poor electrical connection.
- Engine Light ON (or Service Engine Soon Warning Light)
P1391 Chrysler Description
The Engine Control Module (ECM) detected the actual Camshaft Position Sensor (CMP) position disagreed with the expected CMP level.
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