Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2012 Lincoln MKS Base, FWDFACTORY OEM SERVICE PROCEDURE
Steering Column DTCS
DRIVER SEAT MODULE (DSM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| B2A41 | Steering Column Telescopic Rear Switch Short to Battery | GO to PINPOINT TEST A . |
| B2A42 | Steering Column Tilt Up Switch Short to Battery | GO to PINPOINT TEST A . |
| B2A44 | Steering Column Telescopic Forward Switch Short to Battery | GO to PINPOINT TEST A . |
| B2330 | Column Reach Feedback Potentiometer Circuit Short to Battery | GO to PINPOINT TEST B . |
| B2331 | Column Reach Feedback Potentiometer Circuit Short to Ground | GO to PINPOINT TEST B . |
| B2334 | Column Tilt Feedback Potentiometer Circuit Short to Battery | GO to PINPOINT TEST B . |
| B2335 | Column Tilt Feedback Potentiometer Circuit Short to Ground | GO to PINPOINT TEST B . |
| B2340 | Column Reach Motor Stalled | GO to PINPOINT TEST C . |
| B2341 | Column Tilt Motor Stalled | GO to PINPOINT TEST C . |
| - | All other DSM DTCs | REFER to the Master DTC Chart in MULTIFUNCTION ELECTRONIC MODULES . |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.