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Home >> Cadillac >> 2018 >> CT6 Plug-In >> Repair and Diagnosis >> Electrical >> Body Electrical >> Plug-In Charging >> Diagnostic Information and Procedures >> Plug-In Charging Malfunction >> Circuit/System Verification
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Circuit/System Verification

  1. Vehicle ON, verify no DTCs are set.
    • Go to next step: If no DTCs are set 
  2. With the charge cord NOT connected to the vehicle battery charger receptacle, verify the vehicle plug-in charging status indicators are OFF.
    • Go to next step: If the vehicle plug-in charging status indicators are OFF 
  3. Vehicle OFF and connect the charge cord to the vehicle battery charger receptacle.
  4. Verify the vehicle charge status indicators are operating properly.
    • If the vehicle charge status indicator is solid yellow 

      Refer to Circuit/System Testing.

    • If the vehicle charge status indicator is not illuminated 
    1. Vehicle ON.
    2. NOTE:

      Vehicle must be ON and not in Service Mode for message operation.

    3. Verify the Charge Cord Connected message is displayed in the instrument panel/message center.
      • If the Charge Cord Connected message is displayed, refer to Plug-In Charging Indicator Malfunction .
      • If the Charge Cord Connected message is NOT displayed, refer to Circuit/System Testing.
    • Go to next step: If the vehicle charge status indicator is operating properly 
  5. All OK.