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Pinpoint Test E: The Odometer Is Inoperative

  1. Normal Operation and Fault Conditions 

    See Odometer. REFER to: Message Center - System Operation and Component Description .

    If the odometer count message is missing from the PCM for 5 seconds or longer, the IPC defaults the odometer display to all dashes (------).

    If the odometer count message is deemed invalid by the IPC, the IPC defaults the odometer display to all dashes (------). If the NVM becomes corrupted or if any NVM failure occurs, odometer displays ERROR.

    Possible Sources 

    • Communication concern
    • PCM concern
    • GWM concern
    • IPC

  2. E1 CHECK FOR CORRUPTED NON-VOLATILE MEMORY (NVM)

    • Ignition ON.

    • Observe the message center display area.

    Does the odometer display ERROR? 

    Yes  INSTALL a new IPC.
    No  GO to E2 

  3. E2 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 Diagnostic Trouble Code (DTC) Chart 
    No  GO to E3 

  4. E3 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: Controller Area Network (CAN) Module Communications Network .
    No  DIAGNOSE all PCM Diagnostic Trouble Codes (DTCs). REFER to the appropriate DTC Chart.
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