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Home >> Chevrolet >> 2012 >> Volt >> Repair and Diagnosis >> Brakes >> Parking Brake System >> Diagnostic Information and Procedures >> DTC C056D >> Circuit/System Verification

Circuit/System Verification

  1. Vehicle in service mode.
  2. Verify DTC C056D 36 is not set.
    • If DTC C056D 36 is set 
    1. Program the K83 parking brake control module. Refer to Electronic Parking Brake Control Module Programming and Setup .
    2. Vehicle in service mode. Apply and release the park brake.
    3. Verify the DTC is not set.
      • If the DTC is set,

        replace the K83 parking brake control module.

      • If the DTC is not set
    4. All OK.
    • If DTC C056D 36 is not set 
  3. Perform the Parking Brake Actuator DTC Reset procedure with a scan tool for the parking brake control module.
  4. Verify DTC C056D is not set.
    • If DTC C056D is set 

      Replace the K83 parking brake control module.

    • If DTC C056D is not set 
  5. All OK.
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