VEHICLE STABILITY CONTROL SYSTEM(for TMC Made), Diagnostic DTC:C1428

DTC Code DTC Name
C1428 Motor Circuit Malfunction

DESCRIPTION

DTC No. DTC Detection Condition Trouble Area
C1428 With the ABS motor relay OFF and the ABS motor fail safe relay ON, an open in the motor circuit continues for 2 seconds or more. Brake actuator assembly (Motor circuit)

WIRING DIAGRAM

Refer to DTCs C1361, C146C and C146D Click here.

CAUTION / NOTICE / HINT

Note


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

  • Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (GND2 TERMINAL)


    1. A01VI81E02
      Text in Illustration
      *A except LHD with CVT
      *B for LHD with CVT
      *a

      Front view of wire harness connector

      (to Skid control ECU)

      Measure the resistance according to the value(s) in the table below.

      Standard Resistance (except LHD with CVT)
      Tester Connection Condition Specified Condition
      A54-13 (GND2) - Body ground Always Below 1 Ω
      Standard Resistance (for LHD with CVT)
      Tester Connection Condition Specified Condition
      A56-13 (GND2) - Body ground Always Below 1 Ω
      Result
      Result Proceed to
      NG A
      OK (for LHD) B
      OK (for RHD) C

    A

    REPAIR OR REPLACE HARNESS OR CONNECTOR (GND CIRCUIT)

    B

    REPLACE BRAKE ACTUATOR ASSEMBLY Click here

    C

    REPLACE BRAKE ACTUATOR ASSEMBLY Click here