U0106
Lost Communication With Glow Plug Control Module 1
U0106 is an OBD-II diagnostic trouble code meaning: Lost Communication With Glow Plug Control Module 1. Common causes: open or short circuit in the communication circuit, malfunction of the glow plug control module. Estimated repair cost: $33–167.
Symptoms
- Difficulty starting the engine (especially in cold weather)
- Check Engine Light Is On
- Reduced engine power
- Increased fuel consumption
- Possible misfires
Causes
- Open or short circuit in the communication circuit
- Malfunction of the glow plug control module
- Poor contact in connectors
- Module power problems
- ECU software error
How to Fix
- Check the integrity of the wiring harness and connectors
- Check the power and ground of the control module
- Scan the system for other errors
- Replace the control module if necessary
- Update ECU firmware (if required)
Related codes
Error U0106 by Vehicle Brand
FAQ
What does the U0106 code mean?
U0106 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Glow Plug Control Module 1
What causes a U0106 error code?
The most common causes of U0106 include: Open or short circuit in the communication circuit; Malfunction of the glow plug control module; Poor contact in connectors; Module power problems.
How do I fix a U0106 diagnostic trouble code?
To fix U0106: Check the integrity of the wiring harness and connectors. Check the power and ground of the control module. Scan the system for other errors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0106?
Yes, but get it checked soon
How much does it cost to fix U0106?
The estimated repair cost for U0106 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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