P1391 OBD Trouble Code
1 result found
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | CMP or CKP Sensor Signal Intermittent Conditions |
| Cause | Engine runtime over 7 seconds, then the PCM detected that the Actual CMP level disagreed with the Expected CMP sensor signal level. Refer to code repair chart in other manuals or media to test CKP/CMP circuits, mounting hardware and operation. |
Try also: https://www.obd-codes.com/p1391
