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.
Seat System DTCS
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
| DTC | Description | Action |
|---|---|---|
| B1034:12 | Left Front Seat Heater Element: Circuit Short To Battery | GO to Pinpoint Test B |
| B1034:14 | Left Front Seat Heater Element: Circuit Short To Ground or Open | If the heated seat is inoperative, GO to Pinpoint Test B If the heated seat is on all of the time, GO to Pinpoint Test D |
| B1036:12 | Right Front Seat Heater Element: Circuit Short To Battery | GO to Pinpoint Test C |
| B1036:14 | Right Front Seat Heater Element: Circuit Short To Ground or Open | If the heated seat is inoperative, GO to Pinpoint Test C If the heated seat is on all of the time, GO to Pinpoint Test D |
| B115A:23 | Front Passenger Seat Heater: Signal Stuck Low | GO to Pinpoint Test C |
| B115B:23 | Front Driver Seat Heater: Signal Stuck Low | GO to Pinpoint Test B |
| All other Diagnostic Trouble Codes (DTCs) | - | REFER to: Body Control Module (BCM) . |
Use the Manual With the Right Hardware
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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.
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