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Home >> Lincoln >> 2021 >> Navigator L Livery, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1032 (Abs Guided Routine - Pinpoint Tests A - Be) >> Pinpoint Tests AF: ABS Module VIN Mismatch >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2020 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
  1. AF1: VERIFY THE ABS MODULE DTC 
    • Ignition ON, engine OFF.
    • Clear the ABS DTCs.
    • Ignition OFF.
    • Disconnect the diagnostic scan tool, exit the vehicle, close all doors and wait 10 minutes for all modules to completely shut down.
    • Ignition ON, engine OFF.

      Carry out the ABS self-test.

    • Are any of the DTCs listed in the Fault Trigger Conditions Table present and active in the ABS module? 
    Yes No
    Go to  AF2. The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.
  2. AF2: VERIFY THE NETWORK COMMUNICATION 
    • Ignition ON, engine OFF.
    • Using a diagnostic scan tool, carry out the Network Test.
    • Recored all No Communication and Invalid Data DTCs.
    • Do all equipped modules communicate with the diagnostic scan tool? 
    Yes No
    Go to  AF3. DIAGNOSE the module not responding to the diagnostic scan tool. REFER to the Module Communications Network article.
  3. AF3: CHECK FOR COMMUNICATION DTCS 
    • Using the recorded results from the Network Test, determine if there are any No Communication With

      The BCM, No Communication With The GWM, Invalid Data Received From The BCM or Invalid Data Received From The GWM DTCs present in the ABS module.

    • Are there any No Communication or any Invalid Data DTCs present in the ABS module? 
    Yes No
    DIAGNOSE all No Communication and Invalid Data DTCs in the ABS module before diagnosing this
    DTC. REFER to the ABS Module DTC Chart.    		 Go to  AF4.
  4. AF4: CONFIGURE THE ABS MODULE USING PMI 
    • Ignition ON, engine OFF.
    • Using a diagnostic scan tool, configure the ABS module using PMI. Follow all diagnostic scan tool directions.
    • Ignition OFF.
    • Disconnect the diagnostic scan tool, exit the vehicle, close all doors and wait 10 minutes for all modules to completely shut down.
    • Ignition ON, engine OFF.
    • Clear the ABS DTCs.
    • Ignition OFF.
    • Disconnect the diagnostic scan tool, exit the vehicle, close all doors and wait 10 minutes for all modules to completely shut down.
    • Ignition ON, engine OFF.

      Carry out the ABS self-test.

    • Are any of the DTCs listed in the Fault Trigger Conditions Table present and active in the ABS module? 
    Yes No
    Using a diagnostic scan tool, PROGRAM the BCM using PMI. FOLLOW all scan tool directions. REFER to the Module Configuration article. The system is operating correctly. The concern was caused by an incomplete or improper programming session.
  5. AF5: CONFIGURE THE ABS MODULE USING AS-BUILT DATA 
    • Ignition ON, engine OFF.
    • Using a diagnostic scan tool, configure the ABS module using As-Built data. Follow all diagnostic scan tool directions.
    • Ignition OFF.
    • Ignition ON, engine OFF.
    • Clear the ABS DTCs.

      Carry out the ABS self-test.

    • Are any of the DTCs listed in the Fault Trigger Conditions Table present in the ABS module? 
    Yes No
    Using a diagnostic scan tool, PROGRAM the PCM using PMI. FOLLOW all scan tool directions. REFER to the Module Configuration article. The system is operating correctly. The concern was caused by an incomplete or improper programming session.
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