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Home >> Infiniti >> 2024 >> QX55 Essential >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System (VDC/TCS/Abs) (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> C1129 Incomplete DECEL G Sensor Calibration >> Diagnosis Procedure

Diagnosis Procedure

  1. CALIBRATION OF YAW RATE/SIDE/DECEL G SENSOR 
    1. Perform calibration of yaw rate/side/decel G sensor. Refer to Description .

    >>

    GO TO 2.

  2. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) 
    1. SYMBOL CONSULT
      1. Ignition switch OFF.
        NOTE: SYMBOL Wait at least 10 seconds after placing ignition switch OFF.
      2. Start the engine.
        NOTE: SYMBOL Wait at least 10 seconds after starting the engine.
      3. Select "Self Diagnostic Result" mode of "ABS".

    Is DTC "C1129-54" detected?

    YES>>

    Replace the ABS actuator and electric unit (control unit). Refer to Removal and Installation .

    NO>>

    Inspection End.