ABS Works Frequently

TROUBLE DIAGNOSES FOR SYMPTOMS

ABS Works Frequently


1. CHECK WARNING LAMP ACTIVATION

Make sure warning lamp remains off while driving.
OK or NG
OK- GO TO 2.
NG- Carry out self-diagnosis. Scan Tool Testing and Procedures.

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
OK- GO TO 3.
NG- Repair as necessary.

3. CHECK WHEEL BEARINGS

Check wheel bearing axial end play. Testing and Inspection or Procedures.
OK or NG
OK- GO TO 4.
NG- Repair as necessary.

4. CHECK BRAKE FLUID PRESSURE

Check brake fluid pressure distribution.
Inspection.
Is brake fluid pressure distribution normal?
YES- Inspection End.
NO- Perform Basic Inspection. Basic Inspection.