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Inspection Procedure

NOTE:
  • When replacing the brake actuator assembly, perform zero point calibration (See CALIBRATION  ).
  • A road test means accelerating, decelerating, and turning the vehicle safely.
  1. CHECK ENGINE CONTROL SYSTEM 
    1. Check if an engine control system DTC is output (See DTC CHECK / CLEAR ).

      Result 

      DTC RESULT REFERENCE

      Result Proceed to
      Engine control system DTC is not output A
      Engine control system DTC is output B

    B: INSPECT ENGINE CONTROL SYSTEM (See  DIAGNOSTIC TROUBLE CODE CHART  ) 

    A: Go to next step 

  2. REPLACE ECM 
    1. Turn the ignition switch off.
    2. Replace the ECM (See REMOVAL ).
  3. RECONFIRM DTC 
    1. Clear the DTC (See DTC CHECK / CLEAR  ).
    2. Perform the road test.
    3. Check if the same DTC is recorded (See DTC CHECK / CLEAR  ).

      Result 

      DTC RESULT REFERENCE

      Result Proceed to
      DTC (C1201/51) is output A
      DTC (C1201/51) is not output B

    B: END 

    A: REPLACE BRAKE ACTUATOR ASSEMBLY (See  REMOVAL   )