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.
2011 Ford Explorer Limited, FWDFACTORY OEM SERVICE PROCEDURE
Head Up Display (HUD) Module
DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| U0104:00 | Lost Communication With Cruise Control Module: No Sub Type Information | REFER to DIAGNOSTIC ROUTINE B . |
| U0140:00 | Lost Communication With Body Control Module: No Sub Type Information | REFER to DIAGNOSTIC ROUTINE C . |
| U0405:68 | Invalid Data Received From Cruise Control Module: Event Information | This Diagnostic Trouble Code (DTC) sets when the Head Up Display (HUD) module receives invalid network data from the Cruise-Control Module (C-CM) with a faulted signal data input. RETRIEVE and REPAIR all non-network Diagnostic Trouble Codes (DTCs) in the other modules on the network. |
| U0422:68 | Invalid Data Received From Body Control Module: Event Information | This Diagnostic Trouble Code (DTC) sets when the Head Up Display (HUD) module receives invalid network data from the Body Control Module (BCM). RETRIEVE and REPAIR all non-network Diagnostic Trouble Codes (DTCs) in the other modules on the network. |
| U210A:16 | Temperature Sensor: Circuit Voltage Below Threshold | REFER to DIAGNOSTIC ROUTINE D . |
| U210A:17 | Temperature Sensor: Circuit Voltage Above Threshold | REFER to DIAGNOSTIC ROUTINE D . |
| U3000:41 | Control Module: General Checksum Failure | CLEAR the Diagnostic Trouble Codes (DTCs). REPEAT the self-test. If Diagnostic Trouble Code (DTC) U3000:41 is retrieved again, INSTALL a new Head Up Display (HUD) module. REFER to HEAD UP DISPLAY (HUD) MODULE . |
| U3003:16 | Battery Voltage: Circuit Voltage Below Threshold | REFER to DIAGNOSTIC ROUTINE E . |
| U3003:1C | Battery Voltage: Circuit Voltage Out of Range | REFER to DIAGNOSTIC ROUTINE F . |
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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