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.
2012 Lincoln Navigator L RWDFACTORY OEM SERVICE PROCEDURE
Module Configuration System DTCS
DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Action |
|---|---|---|---|
| B2477 | Module Configuration Failure |
|
CARRY OUT PMI. REFER to PROGRAMMABLE MODULE INSTALLATION (PMI) . |
| B2477 | Module Configuration Failure |
|
CARRY OUT APIM programming. REFER to ACCESSORY PROTOCOL INTERFACE MODULE (APIM) PROGRAMMING . |
| B2477 | Module Configuration Failure |
|
INSTALL a new PAM. REFER to PARKING AID MODULE (PAM) . |
| B2477 | Module Configuration Failure |
|
INSTALL a new VDM. REFER to VEHICLE DYNAMICS MODULE (VDM) . |
| B2900 | Vehicle Identification Number (VIN) mismatch |
|
CARRY OUT PMI. REFER to PROGRAMMABLE MODULE INSTALLATION (PMI) . |
| P0602 | Powertrain Control Module Programming Error |
|
CARRY OUT PMI. REFER to PROGRAMMABLE MODULE INSTALLATION (PMI) . |
| P0605 | Internal Control Module Read Only Memory (ROM) Error |
|
CARRY OUT PMI. REFER to PROGRAMMABLE MODULE INSTALLATION (PMI) . |
| P1639 | Vehicle ID Block Corrupted, Not Programmed |
|
CARRY OUT PMI. REFER to PROGRAMMABLE MODULE INSTALLATION (PMI) . |
| U0300 | Internal Control Module Software Incompatibility |
|
CARRY OUT PMI. REFER to PROGRAMMABLE MODULE INSTALLATION (PMI) . |
| U201A:51 | Control Module Main Calibration Data: Missing Calibration |
|
CARRY OUT PMI. REFER to PROGRAMMABLE MODULE INSTALLATION (PMI) . |
| U2050 | No Application Present |
|
CARRY OUT PMI. REFER to PROGRAMMABLE MODULE INSTALLATION (PMI) . |
| U2050 | No Application Present |
|
INSTALL a new 4X4 control module. REFER to 4X4 CONTROL MODULE . |
| U2050 | No Application Present |
|
CARRY OUT APIM programming. REFER to ACCESSORY PROTOCOL INTERFACE MODULE (APIM) PROGRAMMING . |
| U2050 | No Application Present |
|
INSTALL a new HVAC module. REFER to HEATING VENTILATION AIR CONDITIONING (HVAC) MODULE . |
| U2050 | No Application Present |
|
INSTALL a new LTM. REFER to LIFTGATE/TRUNK MODULE (LTM) . |
| U2050 | No Application Present |
|
INSTALL a new PRB module. REFER to POWER RUNNING BOARD (PRB) MODULE . |
| U2050 | No Application Present |
|
INSTALL a new VDM. REFER to VEHICLE DYNAMICS MODULE (VDM) . |
| U2051 | One or More Calibration Files Missing /Corrupt |
|
CARRY OUT PMI. REFER to PROGRAMMABLE MODULE INSTALLATION (PMI) . |
| U2051 | One or More Calibration Files Missing /Corrupt |
|
INSTALL a new LTM. REFER to LIFTGATE/TRUNK MODULE (LTM) . |
| U2051 | One or More Calibration Files Missing /Corrupt |
|
INSTALL a new PAM. REFER to PARKING AID MODULE (PAM) . |
| U2100:00 | Initial Configuration Not Complete: No Sub Type Information |
|
CARRY OUT PMI. REFER to PROGRAMMABLE MODULE INSTALLATION (PMI) . |
| U2100:00 | Initial Configuration Not Complete: No Sub Type Information |
|
CARRY OUT APIM programming. REFER to ACCESSORY PROTOCOL INTERFACE MODULE (APIM) PROGRAMMING . |
| U2101:00 | Initial Configuration Incompatible: No Sub Type Information |
|
CARRY OUT APIM programming. REFER to ACCESSORY PROTOCOL INTERFACE MODULE (APIM) PROGRAMMING . |
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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