B1643
Mirror Passenger Right Circuit Failure
B1643 is an OBD-II diagnostic trouble code meaning: Mirror Passenger Right Circuit Failure. Common causes: broken wire harness, short circuit in the circuit. Estimated repair cost: $6–111.
Symptoms
- The right power mirror does not work
- Passenger side mirror not adjustable
- Flashing mirror LED (if equipped)
Causes
- Broken wire harness
- Short circuit in the circuit
- Oxidation of contacts
- Mirror motor malfunction
- Control module problem
How to Fix
- Check the integrity of the wiring harness
- Check the mirror connector contacts
- Check power to the electric motor
- Replace the faulty mirror if necessary
- Reset error code and check functionality
Related codes
FAQ
What does the B1643 code mean?
B1643 is an OBD-II diagnostic trouble code that indicates: Mirror Passenger Right Circuit Failure
What causes a B1643 error code?
The most common causes of B1643 include: Broken wire harness; Short circuit in the circuit; Oxidation of contacts; Mirror motor malfunction.
How do I fix a B1643 diagnostic trouble code?
To fix B1643: Check the integrity of the wiring harness. Check the mirror connector contacts. Check power to the electric motor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B1643?
Do not drive — repair immediately
How much does it cost to fix B1643?
The estimated repair cost for B1643 is $6–111. Actual cost depends on your vehicle, location, and labor rates.
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