Engine-CodesChrysler – P0320 Chrysler

P0320 Chrysler Code - No Crank Reference Signal At PCM

Quick Answer

When a Chrysler vehicle displays the diagnostic trouble code P0320, it indicates that there is no crank reference signal being received by the Powertrain Control Module (PCM). Common causes include Faulty crankshaft position sensor, Damaged or corroded wiring/connectors related to the sensor, Failed PCM. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0320 Chrysler indicates No Crank Reference Signal At PCM.
Common causes
Common causes include Faulty crankshaft position sensor, Damaged or corroded wiring/connectors related to the sensor, Failed PCM.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Table of contents Created and updated by William Orellana on Aug 30, 2024
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Code P0320 Chrysler Description

When a Chrysler vehicle displays the diagnostic trouble code P0320, it indicates that there is no crank reference signal being received by the Powertrain Control Module (PCM). The crank reference signal is essential for the PCM to accurately control fuel injection, ignition timing, and other engine functions. Without this signal, the PCM cannot determine the position of the crankshaft, leading to potential performance issues and a non-starting condition.

OBDII Code P0320 Chrysler - No Crank Reference Signal At PCM
P0320 Chrysler Code - No Crank Reference Signal At PCM

Common Causes of P0320 Chrysler

  1. Faulty crankshaft position sensor.
  2. Damaged or corroded wiring/connectors related to the sensor.
  3. Failed PCM.
  4. Issues with the crankshaft itself.
  5. Electrical system problems.

Symptoms of P0320 Chrysler

  1. Engine cranks but does not start.
  2. Engine misfires or runs rough.
  3. Loss of power during acceleration.
  4. Check Engine Light is illuminated.
  5. Stalling while driving.

How to Fix P0320 Chrysler

  1. Diagnose the issue using a scan tool to confirm P0320 and pinpoint the exact cause.
  2. Inspect the crankshaft position sensor and related wiring for damage or corrosion.
  3. Test the sensor's functionality using a multimeter to determine if it needs replacement.
  4. Replace the faulty crankshaft position sensor if necessary.
  5. Clear the fault code and test drive the vehicle to ensure the issue is resolved.

Cost to Fix P0320 Chrysler

The typical repair costs for addressing a P0320 code in a Chrysler vehicle can vary depending on the specific cause of the issue. Replacing a faulty crankshaft position sensor can cost between $50 and $150 for the part, with additional labor costs ranging from $80 to $150 per hour. Overall, the total repair cost could range from $150 to $400, but it's advisable to check with local auto repair shops for more accurate pricing based on your location and vehicle specifics.

When is the Code Detected?

The P0320 code is triggered when the Engine Control Module (ECM) detects that there is no current at the ignition coil group

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0320 Chrysler Code

No Frequently Asked Questions about P0320 Chrysler Code found.

Discuss the causes and fixes for P0320 Chrysler OBDII Code

  • Everyone is wondering about the code p0700 for your transmission well when the p0320-code no crank reference signal to you Pcm.well when your crank sensor show up this will have issues with your transmission because of the engine not running properly fix the p320-code and your other code should clear also might have to take the negative side off your batter it take awhile longer for this code to clear not a mechanic but have messed around cars for about 40 years my stepdad with an ace mechanic and plus I just went through this problem figured it out on my own patience but have a good one :-)

  • Thank you for the information!!!