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Pinpoint Test G : The Odometer Is Inoperative

  1. G1 CHECK FOR CORRUPTED NON-VOLATILE MEMORY (NVM)

    • Ignition ON.

    • Observe the message center display area.

    Does the odometer display ERROR? 

    Yes  Refer to IPC GUIDED ROUTINE TESTING
    No  GO to  G2

  2. G2 PERFORM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST

    • Using a diagnostic scan tool, perform the IPC self-test.

    Are any Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  REFER to DTC Chart: Instrument Panel Cluster (IPC) 
    No  GO to  G3

  3. G3 PERFORM THE PCM (POWERTRAIN CONTROL MODULE) KOEO (KEY ON, ENGINE OFF) SELF-TEST

    • Using a diagnostic scan tool, perform the PCMKOEO self-test.

    Are any Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  REFER to: Electronic Engine Controls .
    No  GO to  G4

  4. G4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

    • Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

    Are any Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  REFER to: Communications Network .
    No  Refer to PCM Guided Routine Testing
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