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.
2022 Ford Bronco Black Diamond, 2D Utility, 2.3L Eng VIN H, Part Time T/Case Control, Automatic TransFACTORY OEM SERVICE PROCEDURE
Switch Input Module A (SIMA)
| DTC | Description | Action |
|---|---|---|
| U011D:00 | Lost Communication With All Wheel Drive Control Module: No Sub Type Information | GO to Pinpoint Test A |
| U0121:00 | Lost Communication With Anti-Lock Brake System (ABS) Control Module: No Sub Type Information | GO to Pinpoint Test B |
| U012A:00 | Lost Communication With Chassis Control Module "A": No Sub Type Information | GO to Pinpoint Test C |
| U0146:00 | Lost Communication With Serial Data Gateway "A": No Sub Type Information | GO to Pinpoint Test D |
| U2002:12 | Switch: Circuit Short to Battery | GO to Pinpoint Test E |
| U2002:14 | Switch: Circuit Short To Ground or Open | GO to Pinpoint Test E |
| U2002:9E | Switch: Stuck On | GO to Pinpoint Test E |
| U202B:62 | In-Use Application Signing Key: Signal Compare Failure | GO to Pinpoint Test F |
| U3000:04 | Control Module: System Internal Failure | GO to Pinpoint Test G |
| U3000:44 | Control Module: Data Memory Failure | GO to Pinpoint Test G |
| U3000:45 | Control Module: Program Memory Failure | GO to Pinpoint Test G |
| U3000:49 | Control Module: Internal Electronic Failure | GO to Pinpoint Test G |
| U3003:16 | Battery Voltage: Circuit Voltage Below Threshold | GO to Pinpoint Test H |
| U3003:17 | Battery Voltage: Circuit Voltage Above Threshold | GO to Pinpoint Test I |
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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