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.
2021 Ford Bronco Base, 4D Utility, 2.3L Eng VIN H, Part Time T/Case ControlFACTORY OEM SERVICE PROCEDURE
Fog Lamps
| DTC | Description | Action |
|---|---|---|
| B1147:11 | Left Front Fog Lamps: Circuit Short To Ground | GO to Pinpoint Test B |
| B1147:15 | Left Front Fog Lamps: Circuit Short To Battery or Open | GO to Pinpoint Test B |
| B1148:11 | Right Front Fog Lamps: Circuit Short To Ground | GO to Pinpoint Test B |
| B1148:15 | Right Front Fog Lamps: Circuit Short To Battery or Open | GO to Pinpoint Test B |
| B1499:11 | Exterior Lamps Power Supply "A": Circuit Short To Ground | GO to Pinpoint Test B |
| B1499:13 | Exterior Lamps Power Supply "A": Circuit Open | GO to Pinpoint Test B |
| B149D:11 | Exterior Lamps Power Supply "B": Circuit Short To Ground | GO to Pinpoint Test B |
| B149D:13 | Exterior Lamps Power Supply "B": Circuit Open | GO to Pinpoint Test B |
| B1A79:11 | Rear Fog Lamp: Circuit Short To Ground | GO to Pinpoint Test C |
| B1A79:15 | Rear Fog Lamp: Circuit Short To Battery or Open | GO to Pinpoint Test C |
Factory Service Tools
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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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