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Home › Infiniti › 2006 › Q45 › Repair and Diagnosis › Brakes › Traction Control › Brake Control System › VDC/TCS/Abs › Trouble Diagnosis For Symptoms › Excessive ABS Function Operation Frequency

Excessive ABS Function Operation Frequency

  1. CHECK ABS WARNING LAMP DISPLAY 

    Make sure the ABS warning lamp turns off after ignition switch is turned ON or when driving.

    OK or NG 

    1. OK : GO TO 2.
    2. NG : Perform self-diagnosis. Refer to "SELF-DIAG RESULT MODE ".
  2. CHECK BRAKE FORCE DISTRIBUTION 

    Check front and rear brake force distribution using a brake tester. Refer to "SERVICE DATA AND SPECIFICATIONS (SDS) ".

    OK or NG 

    1. OK : GO TO 3.
    2. NG : Check brake system.
  3. CHECK FRONT AND REAR AXLE 

    Make sure that there is no looseness in the front and rear axles. Refer to front axle "WHEEL BEARING INSPECTION ", rear axle. "WHEEL BEARING INSPECTION ".

    OK or NG 

    1. OK : GO TO 4.
    2. NG : Axle inspection and repair
  4. CHECK WHEEL SENSOR AND SENSOR ROTOR 

    Check the following.

    • Wheel sensor installation and damage.
    • Sensor pick-up inspection for iron chips.
    • Sensor rotor installation and damage.
    • Wheel sensor connector connection.
    • Wheel sensor harness inspection.

    OK or NG 

    1. OK : INSPECTION END.
    2. NG : Repair wheel sensor and rotor system.
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