FixVault
Home › Cadillac › 2018 › CT6 Plug-In › Repair and Diagnosis › Brakes › Parking Brake System › Diagnostic Information and Procedures › DTC C028F › Circuit/System Verification

Circuit/System Verification

  1. Verify the M104L Park Brake Actuator - Left apply when pulling the S91 Park Brake Switch.
    • If the M104L Park Brake Actuator - Left does not apply 

      Refer to the Circuit/System Testing.

    • Go to next step: If the M104L Park Brake Actuator - Left does apply 
  2. Verify the M104L Park Brake Actuator - Left release when pressing the S91 Park Brake Switch.
    • If the M104L Park Brake Actuator - Left does not release 

      Refer to the Circuit/System Testing.

    • Go to next step: If the M104L Park Brake Actuator - Left does release 
  3. All OK.
About FixVault