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Home >> Infiniti >> 2004 >> QX56 AWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System >> Trouble Diagnoses For Symptoms >> ABS Works Frequently

ABS Works Frequently

  1. CHECK WARNING LAMP ACTIVATION 

    Make sure warning lamp remains off while driving.

    OK or NG

    1. OK: GO TO 2.
    2. NG: Carry out self-diagnosis. Refer to SELF-DIAGNOSIS .
  2. CHECK WHEEL SENSORS 

    Check the following.

    • Wheel sensor mounting for looseness
    • Wheel sensors for physical damage
    • Wheel sensor connectors for terminal damage or loose connections

    OK or NG

    1. OK: GO TO 3.
    2. NG: Repair or replace as necessary.
  3. CHECK FRONT AND REAR AXLES 

    Check front and rear axles for excessive looseness. Refer to WHEEL HUB & BEARING or WHEEL HUB & BEARING ASSEMBLY .

    OK or NG

    1. OK: GO TO 4.
    2. NG: Repair as necessary.
  4. CHECK BRAKE FLUID PRESSURE 

    Check brake fluid pressure distribution.

    Refer to BASIC INSPECTION .

    Is brake fluid pressure distribution normal?

    1. YES: Inspection End.
    2. NO: Perform Basic Inspection. Refer to BASIC INSPECTION .