B2315
Mirror Passenger Horizontal Feedback Potentiometer Circuit Short To Ground
B2315 is an OBD-II diagnostic trouble code meaning: Mirror Passenger Horizontal Feedback Potentiometer Circuit Short To Ground. Common causes: short to ground in the mirror wiring harness, horizontal adjustment potentiometer malfunction. Estimated repair cost: $33–167.
Symptoms
- Passenger side mirror auto adjustment does not work
- Mirror does not maintain position after adjustment
- The mirror moves jerkily or does not respond to commands
- Indication of faulty mirrors on the instrument panel
Causes
- Short to ground in the mirror wiring harness
- Horizontal adjustment potentiometer malfunction
- Damage to the mirror connector or control unit
- Short circuit inside the mirror adjustment unit
How to Fix
- Check the wiring harness for damage and short circuits.
- Test mirror potentiometer to specifications
- Inspect connectors for corrosion or damage
- Replace potentiometer or wiring harness if necessary
- Reflash or replace the mirror control unit (if the problem persists)
Related codes
FAQ
What does the B2315 code mean?
B2315 is an OBD-II diagnostic trouble code that indicates: Mirror Passenger Horizontal Feedback Potentiometer Circuit Short To Ground
What causes a B2315 error code?
The most common causes of B2315 include: Short to ground in the mirror wiring harness; Horizontal adjustment potentiometer malfunction; Damage to the mirror connector or control unit; Short circuit inside the mirror adjustment unit.
How do I fix a B2315 diagnostic trouble code?
To fix B2315: Check the wiring harness for damage and short circuits.. Test mirror potentiometer to specifications. Inspect connectors for corrosion or damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B2315?
Limited driving only, diagnose soon
How much does it cost to fix B2315?
The estimated repair cost for B2315 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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