B2349
Mirror Switch Reference Voltage Negative Common Open Circuit
B2349 is an OBD-II diagnostic trouble code meaning: Mirror Switch Reference Voltage Negative Common Open Circuit. Common causes: broken wire in the harness, oxidation of switch contacts. Estimated repair cost: $22–89.
Symptoms
- Mirror adjustments don't work
- Mirrors do not respond to commands from the switch
- Intermittent mirror operation
Causes
- Broken wire in the harness
- Oxidation of switch contacts
- Mirror switch malfunction
- Damage to the door wiring harness
How to Fix
- Check the integrity of the door wiring harness
- Inspect the mirror switch contacts
- Check the resistance of the switch circuit
- Replace switch if necessary
Related codes
FAQ
What does the B2349 code mean?
B2349 is an OBD-II diagnostic trouble code that indicates: Mirror Switch Reference Voltage Negative Common Open Circuit
What causes a B2349 error code?
The most common causes of B2349 include: Broken wire in the harness; Oxidation of switch contacts; Mirror switch malfunction; Damage to the door wiring harness.
How do I fix a B2349 diagnostic trouble code?
To fix B2349: Check the integrity of the door wiring harness. Inspect the mirror switch contacts. Check the resistance of the switch circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B2349?
Limited driving only, diagnose soon
How much does it cost to fix B2349?
The estimated repair cost for B2349 is $22–89. Actual cost depends on your vehicle, location, and labor rates.
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