B0312: Driver Seat Forward/Back Switch Circuit
Standardized SAE J2012 code · B03xx codes
What does B0312 mean?
The seat module has detected a fault in the fore/aft adjustment switch on the driver seat. Manual adjustment of the seat position may be limited or not work at all.
The code tells you which monitor failed, not which part is broken. Test before replacing parts.
Symptoms
- Warning light or symbol related to the affected system
- Comfort or safety function impaired
Common causes
- High Seat adjustment switch failed
- Medium Wiring or connector fault
Likelihood is a general estimate across vehicles; your make and model may differ.
Add your car to see reports of B0312 on the same make and model first.
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