B0312
Driver Seat Forward/Back Switch Circuit
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 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.
Common causes
- high
Seat adjustment switch failed
One of the most commonly reported causes for this code — check this first.
Typical part cost: $60-440
- medium
Wiring or connector fault
A plausible cause — test and verify before replacing parts.
Typical part cost: $60-440
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First things to check
- 1Confirm the code with a scan tool and check for additional related codes.
- 2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.
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Related codes
See related trouble codes
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Frequently asked questions
What does B0312 mean?
B0312 means "Driver Seat Forward/Back Switch Circuit". It is a generic OBD-II code that points to a fault in the body.
What are the most common causes of B0312?
seat adjustment switch failed; wiring or connector fault — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.
Can I keep driving with this code?
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.
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