U014D
Lost Communication with Mirror Control Module B
U014D is an OBD-II diagnostic trouble code meaning: Lost Communication with Mirror Control Module B. Common causes: open or short circuit in the module power supply circuit, malfunction of mirror control module b. Estimated repair cost: $28–167.
Symptoms
- Mirror control functions do not work
- Error message on the dashboard
- Mirrors do not save memory settings
- No auto-dimming mirror
- Fault indicator flashing
Causes
- Open or short circuit in the module power supply circuit
- Malfunction of mirror control module B
- Wiring Harness Problems
- Contact corrosion
- Software failure in the ECU
How to Fix
- Check the mirror module fuse
- Inspect the wiring harness for damage
- Check the voltage at the module connector
- Scan the module for errors
- If necessary, replace the control module
Related codes
Error U014D by Vehicle Brand
FAQ
What does the U014D code mean?
U014D is an OBD-II diagnostic trouble code that indicates: Lost Communication with Mirror Control Module B
What causes a U014D error code?
The most common causes of U014D include: Open or short circuit in the module power supply circuit; Malfunction of mirror control module B; Wiring Harness Problems; Contact corrosion.
How do I fix a U014D diagnostic trouble code?
To fix U014D: Check the mirror module fuse. Inspect the wiring harness for damage. Check the voltage at the module connector. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U014D?
Yes, but get it checked soon
How much does it cost to fix U014D?
The estimated repair cost for U014D is $28–167. Actual cost depends on your vehicle, location, and labor rates.
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