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Pinpoint Test D : The Temperature Gauge Is Inoperative

  1. D1 RETRIEVE THE RECORDED DTCs FROM THE PCM KOEO SELF-TEST

    • Ignition ON.
    • Using a scan tool, perform the PCM Key ON Engine OFF (KOEO) self-test.

    Are any DTCs recorded? 

    Yes  REFER to ENGINE CONTROLS - SYMPTOM CHARTS (EXCEPT DIESEL & HYBRID)
    No  GO to  D2.

  2. D2 RETRIEVE THE RECORDED DTCs FROM THE IPC SELF-TEST

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

    Are any DTCs recorded? 

    Yes  For DTC U0100:00, GO to Pinpoint Test AS . For all other DTCs, REFER to DTC Chart - IPC in DTC Chart(s) 
    No  GO to  D3.

  3. D3 CARRY OUT THE TEMPERATURE GAUGE ACTIVE COMMAND USING THE SCAN TOOL

    • Using a scan tool, view the IPC PIDs.
      NOTE: Make sure to set the scan tool to full cold before beginning this step.
    • Select the IPC temperature gauge (ENGCOOLNT) PID.
    • Command the temperature gauge on and off while monitoring the gauge.

    Does the temperature gauge start at cold (C), move to full hot (H), and return to cold (C)? 

    Yes  INSTALL a new PCM. REFER to Electronic Engine Controls .
    No  INSTALL a new IPC. REFER to Instrument Panel Cluster (IPC) .
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