B2112
Seat Sliding Motor
B2112 is an OBD-II diagnostic trouble code meaning: Seat Sliding Motor. Common causes: oxidation or damage to contacts in connectors, open or short circuit in wiring harness. Estimated repair cost: $33–167.
Symptoms
- Seat adjustment forward and backward does not work
- Intermittent operation of the adjustment motor
- Clicking noises from under the seat when trying to adjust
- SRS malfunction indicator is on (on some models)
Causes
- Oxidation or damage to contacts in connectors
- Open or short circuit in wiring harness
- Motor fault
- Mechanical jamming of guides
- Problems with the seat control unit
- Control relay fault
How to Fix
- Check the seat control circuit fuse
- Inspect connectors and wires under the seat for damage
- Check the voltage at the motor terminals
- Check the operation of the motor when directly connected to 12V
- Clean and lubricate the mechanism guides
- If necessary, replace the motor or wiring harness
Related codes
FAQ
What does the B2112 code mean?
B2112 is an OBD-II diagnostic trouble code that indicates: Seat Sliding Motor
What causes a B2112 error code?
The most common causes of B2112 include: Oxidation or damage to contacts in connectors; Open or short circuit in wiring harness; Motor fault; Mechanical jamming of guides.
How do I fix a B2112 diagnostic trouble code?
To fix B2112: Check the seat control circuit fuse. Inspect connectors and wires under the seat for damage. Check the voltage at the motor terminals. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B2112?
Yes, but get it checked soon
How much does it cost to fix B2112?
The estimated repair cost for B2112 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat