Engine-Codes - Chrysler - P1391 CHRYSLER

P1391 CHRYSLER - CMP or CKP Signal Intermittent Condition

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3  What is this?
Table of contents

P1391 CHRYSLER Possible Causes

  • Faulty Crankshaft Position Sensor (CKP)
  • Crankshaft Position Sensor (CKP) harness is open or shorted
  • Crankshaft Position Sensor (CKP) circuit poor electrical connection
  • 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.

How is the P1391 CHRYSLER code repair?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

What is the cost to diagnose the P1391 CHRYSLER code

Labor: 1.0

The cost to diagnose the P1391 CHRYSLER code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Lack/Loss of Power
  • The engine may be harder to start
  • The engine may stumble or stall

P1391 CHRYSLER Meaning

The Engine Control Module (ECM) detected the actual Camshaft Position Sensor (CMP) position disagreed with the expected CMP level.

More Information

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