LEMON Manuals: Even more car manuals for everyone
Home >> Infiniti >> 2011 >> QX56 RWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System (With VDC) >> [With VDC] >> DTC/Circuit Diagnosis >> Abs Warning Lamp >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIRCUIT

    Perform the trouble diagnosis for ABS actuator and electric unit (control unit) power supply and ground circuit. Refer to "DIAGNOSIS PROCEDURE ".

    Is the inspection result normal? 

    YES: GO TO 2.

    NO: Repair or replace error-detected parts.

  2. PERFORM THE SELF-DIAGNOSIS

    With CONSULT-III.

    Perform self-diagnosis for "ABS".

    Is any DTC detected? 

    YES: Check the DTC. Refer to "DTC INDEX ".

    NO: GO TO 3.

  3. CHECK ABS WARNING LAMP SIGNAL

    With CONSULT-III.

    1. Select "ABS", "DATA MONITOR" and "ABS WARN LAMP" according to this order.
    2. Turn the ignition switch OFF.
    3. Check that data monitor displays "On" for approx. 1 second after ignition switch is turned ON and then changes to "Off".
      CAUTION: Never start engine.

      Is the inspection result normal? 

      YES: GO TO 4.

      NO: Replace ABS actuator and electric unit (control unit). Refer to "REMOVAL AND INSTALLATION ".

  4. CHECK COMBINATION METER

    Check combination meter. Refer to "CONSULT-III FUNCTION ".

    Is the inspection result normal? 

    YES: Replace ABS actuator and electric unit (control unit). Refer to "REMOVAL AND INSTALLATION ".

    NO: Repair or replace combination meter. Refer to "REMOVAL AND INSTALLATION ".

scientia non olet · About LEMON Manuals