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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 767 (Abs) >> Trouble Diagnoses For Symptoms >> 1. ABS Works Frequently

1. ABS Works Frequently

WARNING: This page is about a different car, the 2002 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK BRAKE FLUID PRESSURE 

    Check brake fluid pressure distribution.

    Refer to INSPECTION in LOAD SENSING VALVE .

    Is brake fluid pressure distribution normal? 

    1. Yes: GO TO 2.
    2. No: Repair. Then perform Preliminary Check.

      Refer to TROUBLE DIAGNOSIS - BASIC INSPECTION  .

  2. CHECK WHEEL SENSOR 
    1. Check wheel sensor connector for terminal damage or loose connections.
    2. Perform wheel sensor mechanical check.

    Refer to  7 .

    Is wheel sensor mechanism OK? 

    1. Yes: GO TO 3.
    2. No: Repair.
  3. CHECK FRONT AXLE 

    Check front axles for excessive looseness. Refer to WHEEL BEARING .

    Is front axle installed properly? 

    1. Yes: Go to in  3 .
    2. No: Repair.
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