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Home › Cadillac › 2017 › CT6 Plug-In › Repair and Diagnosis › Electrical › Body Electrical › Diagnostic Information And Procedures › Diagnostic Information and Procedures › Ignition Mode Switch Indicator Malfunction › Circuit/System Verification

Circuit/System Verification

  1. Ignition ON/Vehicle ON.
  2. Verify the green LED turns ON and OFF when commanding the Run/Start Power Mode Indicator On and Off with the scan tool.
    • If the green LED does not turn ON and OFF 

      Refer to Circuit/System Testing - Green LED Test.

    • If the green LED turns ON and OFF 
  3. Verify the amber LED turns ON and OFF when commanding the Accessory Power Mode Indicator On and Off with the scan tool.
    • If the amber LED does not turn ON and OFF 

      Refer to Circuit/System Testing - Amber LED Test.

    • If the amber LED turns ON and OFF 
  4. All OK.
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