ABS

TROUBLE DIAGNOSIS FOR SYMPTOMS


ABS Works Frequently

INSPECTION PROCEDURE
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. ABS.
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
- Sensor rotor and mount for physical damage
OK or NG
OK - GO TO 3.
NG - Repair or replace 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.
Is brake fluid pressure distribution normal?
YES - Inspection End.
NO - Perform Basic Inspection. Basic Inspection.