What does code P1391 mean on Dodge vehicles?
The PCM detects intermittent loss of the CMP or CKP sensor signal.
OBD-II Code Dodge
P1391 — Dodge — Intermittent Loss of CMP or CKP
The PCM detects intermittent loss of the CMP or CKP sensor signal.
Common symptoms
- Sudden stalling
- misfires
Possible causes
- Faulty CMP/CKP sensor
- damaged wiring
Initial recommendation
Diagnose engine position sensors.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
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