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P0683 Code - Glow Plug Module Control To ECM Communication Circuit Fault

- Code Popularity: 40,353 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P0683?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Glow Plug Control Module (GPCM)
  • GPCM harness is open or shorted
  • GPCM circuit poor electrical connection
  • Faulty Engine Control Module (ECM)
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How to Fix the DTC P0683?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0683 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

When is the Code Detected?

The Engine Control Module (ECM) has detected a communication fault with the Glow Plug Control Module (GPCM) circuit

What are Code Possible Symptoms?

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

Code P0683 Description

The Engine Control Module (ECM) monitors the Glow Plug Control Module (GPCM). The ECM sets the OBDII code when can not communicate with the Glow Plug Control Module.

OBDII Code P0683 - Glow Plug Module Control To ECM Communication Circuit Fault - AutoCodes.com
P0683 Code - Glow Plug Module Control To ECM Communication Circuit Fault

Need More Information on the Code?

Need more information on how to fix the P0683 code? Get Access to Factory Service Manuals

Information for Specific Makes

  • P0683 Chrysler Glow Plug Module Control To ECM Communication Circuit Fault
  • P0683 Dodge Glow Plug Module Control To ECM Communication Circuit Fault
  • P0683 Ford Glow Plug Module Control To ECM Communication Circuit Fault

Need Help with the Code?

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Code P0683 comments

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