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.
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HOMESERVICE MANUALSFORD2018F-450 SUPER DUTY LARIAT, 4D PICKUP CREW CAB, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXDTC INDEX (MODULE COMMUNICATIONS - WIPER & WASHER SYSTEM)SEAT SYSTEM DTCSFCIM
2018 Ford F-450 Super Duty Lariat, 4D Pickup Crew Cab, 4WD
Seat System DTCS: FCIM
2018 Ford F-450 Super Duty Lariat, 4D Pickup Crew Cab, 4WDSECTION FCIM
DTC INDEX
| DTC | Description | Action |
|---|---|---|
| B1034:11 | Left Front Seat Heater Element: Circuit Short To Ground | GO to Pinpoint Test I |
| B1034:15 | Left Front Seat Heater Element: Circuit Short To Battery or Open | GO to Pinpoint Test I |
| B1036:11 | Right Front Seat Heater Element: Circuit Short To Ground | GO to Pinpoint Test J |
| B1036:15 | Right Front Seat Heater Element: Circuit Short To Battery or Open | GO to Pinpoint Test J |
| B1038:11 | Left Front Seat Heater Sensor: Circuit Short To Ground | GO to Pinpoint Test I |
| B1038:15 | Left Front Seat Heater Sensor: Circuit Short To Battery or Open | GO to Pinpoint Test I |
| B103A:11 | Right Front Seat Heater Sensor: Circuit Short To Ground | GO to Pinpoint Test J |
| B103A:15 | Right Front Seat Heater Sensor: Circuit Short To Battery or Open | GO to Pinpoint Test J |
| All other Diagnostic Trouble Codes (DTCs) | - | Refer to the appropriate Information and Entertainment Systems article for the procedure. |
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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.