ELECTRIC PARKING BRAKE SYSTEM, Diagnostic DTC:C13A9/61

DTC Code DTC Name
C13A9/61 Brake Control System Malfunction

DESCRIPTION

The electric parking brake ECU receives vehicle wheel speed information from the skid control ECU via CAN communication.

DTC Code DTC Detection Condition Trouble Area
C13A9/61 The safety critical CAN signals from the brake control system for the electric parking brake control cycle are consecutively set to invalid or missing for a specified time.

  • Brake control system

  • Electric parking brake ECU (Parking brake with bracket actuator assembly)

CAUTION / NOTICE / HINT

Note


  • Before performing work, turn the ignition switch off and wait approximately 20 seconds to make sure that the parking brake cannot operate.

  • When replacing the parking brake with bracket actuator assembly, perform zero point calibration Click here.

PROCEDURE


  1. CHECK DTC (BRAKE CONTROL SYSTEM)


    1. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC is not output. A
      DTC is output. B

    B

    GO TO VEHICLE STABILITY CONTROL SYSTEM (DIAGNOSTIC TROUBLE CODE CHART) Click here

    A

  2. RECONFIRM DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC is output. A
      DTC is not output. B

    A

    REPLACE PARKING BRAKE WITH BRACKET ACTUATOR ASSEMBLY Click here

    B

    USE SIMULATION METHOD TO CHECK Click here