ELECTRONICALLY CONTROLLED BRAKE SYSTEM, Diagnostic DTC:42, 45

DTC Code DTC Name
42 Electronically Controlled Brake System Malfunction
45 Electronically Controlled Brake System Malfunction

DESCRIPTION

These DTCs are stored if the ABS and/or VSC system detects a malfunction in the electronically controlled brake system.

DTC Code INF Code DTC Detection Condition Trouble Area
42 - Malfunction in the electronically controlled brake system. Electronically controlled brake system
45 - Malfunction in the electronically controlled brake system. Electronically controlled brake system

INSPECTION PROCEDURE

Note

When replacing the skid control ECU, perform initialization and calibration of the linear solenoid valve Click here.

PROCEDURE


  1. CHECK ELECTRONICALLY CONTROLLED BRAKE SYSTEM


    1. Clear the DTCs Click here.

    2. Turn the power switch on (READY).

    3. Drive the vehicle at a speed of approximately 40 km/h (25 mph) or more for 60 seconds or more.

    4. Check if the same DTC is recorded Click here.

      Result
      Result Proceed to
      DTC (Electronically controlled brake system DTC) is not output A
      DTC (Electronically controlled brake system DTC) is output B

    B

    REPAIR CIRCUITS INDICATED BY OUTPUT DTCS Click here

    A

  2. RECONFIRM DTC


    1. Turn the power switch off.

    2. Clear the DTCs Click here.

    3. Turn the power switch on (READY).

    4. Drive the vehicle at a speed of approximately 40 km/h (25 mph) or more for 60 seconds or more.

    5. Check if the same DTC is recorded Click here.

      Result
      Result Proceed to
      DTCs (42 and 45) are not output A
      DTCs (42 and/or 45) are output B

    B

    REPLACE SKID CONTROL ECU Click here

    A

    CHECK FOR INTERMITTENT PROBLEMS Click here