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Home >> GMC >> 2024 >> Acadia AT4 >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel, Displays And Gauges >> Diagnostic Information and Procedures >> DTC B10CF: >> Circuit / System Verification

Circuit / System Verification

  1. Ignition - On / Vehicle - In Service Mode
  2. Perform the scan tool control function: Malfunction Indicator Lamp (MIL) - On and Off

    Verify the scan tool parameter:

    • MIL Control Circuit High Voltage Test Status = Not Run or OK
    • MIL Control Circuit Low Voltage Test Status = Not Run or OK
    • MIL Control Circuit Open Test Status = Not Run or OK
    • If not the specified state 

      Refer to: Circuit / System Testing

    • Go to next step: If the specified state 
  3. Perform the scan tool control function: Malfunction Indicator Lamp (MIL) - On and Off

    Verify the component turns On and Off: Malfunction Indicator Lamp (MIL) @ P16 Instrument Panel Cluster Control Module

    • If the component does not turn On and Off 

      Refer to: Circuit / System Testing

    • Go to next step: If the component turns On and Off 
  4. Verify a condition does not exist with the component: Malfunction Indicator Lamp (MIL) @ P16 Instrument Panel Cluster Control Module - Turns Off

    Perform the action while monitoring the component: Wiggle the harness and connector (s) : X1 @ K20 Engine Control Module

    • If a condition exists 

      Repair as necessary - Wiring / Terminal (s) / Electrical Connector (s)

    • Go to next step: If no condition exists 
  5. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame / Failure Records data.

    Verify that no DTCs are set.

    • If the DTC sets 

      Refer to: Circuit / System Testing

    • Go to next step: If the DTC does not set 
  6. All OK.