B1D1B
Mirror Motor Common Control Circuit Low
B1D1B is an OBD-II diagnostic trouble code meaning: Mirror Motor Common Control Circuit Low. Common causes: broken or damaged wiring harness, short circuit in control circuit. Estimated repair cost: $56–167.
Symptoms
- Mirror adjustments do not work
- The mirror does not respond to commands
- Random mirror adjustments
Causes
- Broken or damaged wiring harness
- Short circuit in control circuit
- Mirror motor malfunction
- Problems with the mirror control unit
- Poor contact in connectors
How to Fix
- Check the integrity of the wiring harness
- Check the contacts in the control circuit connectors
- Test the mirror motor for malfunctions
- Check the mirror control unit
- Replace faulty components
Related codes
FAQ
What does the B1D1B code mean?
B1D1B is an OBD-II diagnostic trouble code that indicates: Mirror Motor Common Control Circuit Low
What causes a B1D1B error code?
The most common causes of B1D1B include: Broken or damaged wiring harness; Short circuit in control circuit; Mirror motor malfunction; Problems with the mirror control unit.
How do I fix a B1D1B diagnostic trouble code?
To fix B1D1B: Check the integrity of the wiring harness. Check the contacts in the control circuit connectors. Test the mirror motor for malfunctions. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B1D1B?
Limited driving only, diagnose soon
How much does it cost to fix B1D1B?
The estimated repair cost for B1D1B is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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