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 Mustang Mach 1, Automatic TransFACTORY OEM SERVICE PROCEDURE
Cruise Control Module (CCM)
| DTC | Description | Action |
|---|---|---|
| B142E:78 | Forward Looking Sensor Horizontal Alignment: Alignment or Adjustment Incorrect | GO to Pinpoint Test G |
| B1432:78 | Forward Looking Sensor Vertical Alignment: Alignment or Adjustment Incorrect | GO to Pinpoint Test G |
| B1433:54 | Forward Looking Sensor Alignment: Missing Calibration | GO to Pinpoint Test G |
| C1001:08 | Vision System Camera: Bus Signal/Missing Failure | GO to Pinpoint Test H |
| C1A67:96 | Forward Looking Sensor: Component Internal Failure | GO to Pinpoint Test I |
| C1A67:97 | Forward Looking Sensor: Component or System Operation Obstructed or Blocked | GO to Pinpoint Test J |
| C1A67:98 | Forward Looking Sensor: Component or System Over Temperature | GO to Pinpoint Test K |
| U2100:00 | Initial Configuration Not Complete: No Sub Type Information | GO to Pinpoint Test L |
| U2300:55 | Central Configuration: Not Configured | GO to Pinpoint Test L |
| U3000:41 | Control Module: General Checksum Failure | GO to Pinpoint Test M |
| U3000:42 | Control Module: General Memory Failure | GO to Pinpoint Test M |
| U3000:44 | Control Module: Data Memory Failure | GO to Pinpoint Test M |
| U3000:49 | Control Module: Internal Electronic Failure | GO to Pinpoint Test M |
| U3002:62 | Vehicle Identification Number: Signal Compare Failure | GO to Pinpoint Test N |
| U3003:16 | Battery Voltage: Circuit Voltage Below Threshold | GO to Pinpoint Test O |
| U3003:17 | Battery Voltage: Circuit Voltage Above Threshold | GO to Pinpoint Test P |
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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