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 MANUALSFORD2021F-250 SUPER DUTY LIMITEDREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXDTC INDEX (FUEL SYSTEM - PARKING AID SYSTEM)MULTIFUNCTION ELECTRONIC MODULE DTCSGFM2
2021 Ford F-250 Super Duty Limited
MULTIFUNCTION Electronic Module DTCS: GFM2
2021 Ford F-250 Super Duty LimitedSECTION GFM2
| DTC | Description | Action |
|---|---|---|
| B14F0:11 | High Side Driver #1: Circuit Short To Ground | GO to Pinpoint Test B |
| B14F0:12 | High Side Driver #1: Circuit Short To Battery | GO to Pinpoint Test B |
| B14F0:13 | High Side Driver #1: Circuit Open | GO to Pinpoint Test B |
| B14F1:11 | High Side Driver #2: Circuit Short To Ground | GO to Pinpoint Test B |
| B14F1:12 | High Side Driver #2: Circuit Short To Battery | GO to Pinpoint Test B |
| B14F1:13 | High Side Driver #2: Circuit Open | GO to Pinpoint Test B |
| B14F2:11 | High Side Driver #3: Circuit Short To Ground | GO to Pinpoint Test B |
| B14F2:12 | High Side Driver #3: Circuit Short To Battery | GO to Pinpoint Test B |
| B14F2:13 | High Side Driver #3: Circuit Open | GO to Pinpoint Test B |
| B14F3:11 | High Side Driver #4: Circuit Short To Ground | GO to Pinpoint Test B |
| B14F3:12 | High Side Driver #4: Circuit Short To Battery | GO to Pinpoint Test B |
| B14F3:13 | High Side Driver #4: Circuit Open | GO to Pinpoint Test B |
| B14F4:11 | High Side Driver #5: Circuit Short To Ground | GO to Pinpoint Test B |
| B14F4:12 | High Side Driver #5: Circuit Short To Battery | GO to Pinpoint Test B |
| B14F4:13 | High Side Driver #5: Circuit Open | GO to Pinpoint Test B |
| B14F5:11 | High Side Driver #6: Circuit Short To Ground | GO to Pinpoint Test B |
| B14F5:12 | High Side Driver #6: Circuit Short To Battery | GO to Pinpoint Test B |
| B14F5:13 | High Side Driver #6: Circuit Open | GO to Pinpoint Test B |
| B14F6:11 | High Side Driver #7: Circuit Short To Ground | GO to Pinpoint Test B |
| B14F6:12 | High Side Driver #7: Circuit Short To Battery | GO to Pinpoint Test B |
| B14F6:13 | High Side Driver #7: Circuit Open | GO to Pinpoint Test B |
| B14F7:11 | High Side Driver #8: Circuit Short To Ground | GO to Pinpoint Test B |
| B14F7:12 | High Side Driver #8: Circuit Short To Battery | GO to Pinpoint Test B |
| B14F7:13 | High Side Driver #8: Circuit Open | GO to Pinpoint Test B |
| B14F8:11 | Low Side Driver #1: Circuit Short To Ground | GO to Pinpoint Test B |
| B14F8:12 | Low Side Driver #1: Circuit Short To Battery | GO to Pinpoint Test B |
| B14F8:13 | Low Side Driver #1: Circuit Open | GO to Pinpoint Test B |
| B14F9:11 | Low Side Driver #2: Circuit Short To Ground | GO to Pinpoint Test B |
| B14F9:12 | Low Side Driver #2: Circuit Short To Battery | GO to Pinpoint Test B |
| B14F9:13 | Low Side Driver #2: Circuit Open | GO to Pinpoint Test B |
| B14FA:11 | Low Side Driver #3: Circuit Short To Ground | GO to Pinpoint Test B |
| B14FA:12 | Low Side Driver #3: Circuit Short To Battery | GO to Pinpoint Test B |
| B14FA:13 | Low Side Driver #3: Circuit Open | GO to Pinpoint Test B |
| B14FB:11 | Low Side Driver #4: Circuit Short To Ground | GO to Pinpoint Test B |
| B14FB:12 | Low Side Driver #4: Circuit Short To Battery | GO to Pinpoint Test B |
| B14FB:13 | Low Side Driver #4: Circuit Open | GO to Pinpoint Test B |
| B14FC:11 | Low Side Driver #5: Circuit Short To Ground | GO to Pinpoint Test B |
| B14FC:12 | Low Side Driver #5: Circuit Short To Battery | GO to Pinpoint Test B |
| B14FC:13 | Low Side Driver #5: Circuit Open | GO to Pinpoint Test B |
| B14FE:11 | Low Side Driver #6: Circuit Short To Ground | GO to Pinpoint Test B |
| B14FE:12 | Low Side Driver #6: Circuit Short To Battery | GO to Pinpoint Test B |
| B14FE:13 | Low Side Driver #6: Circuit Open | GO to Pinpoint Test B |
| B14FF:11 | Low Side Driver #7: Circuit Short To Ground | GO to Pinpoint Test B |
| B14FF:12 | Low Side Driver #7: Circuit Short To Battery | GO to Pinpoint Test B |
| B14FF:13 | Low Side Driver #7: Circuit Open | GO to Pinpoint Test B |
| U0140:01 | Lost Communication With Body Control Module: General Electrical Failure | GO to Pinpoint Test C |
| U1000:00 | Solid State Driver Protection Active: Driver Disabled: No Sub Type Information | GO to Pinpoint Test D |
| U3000:49 | Control module: Internal Electronic Failure | GO to Pinpoint Test E |
RENDER: 1.0x
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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.