Symptom Table
If ABS warning lamp turns ON, perform self diagnosis.
| Symptom | Check item | Reference |
|---|---|---|
| Excessive ABS function operation frequency | Brake force distribution | DIAGNOSIS PROCEDURE |
| Looseness of front and rear axle | ||
| Wheel sensor and rotor system | ||
| Unexpected pedal reaction | Brake pedal stroke | DIAGNOSIS PROCEDURE |
| Make sure the braking force is sufficient when the ABS is not operating. | ||
| The braking distance is long | Check stopping distance when the ABS is not operating. | DIAGNOSIS PROCEDURE |
| ABS function does not operate ((1)) | ABS actuator and electric unit (control unit) | DIAGNOSIS PROCEDURE |
| Pedal vibration or ABS operation sound occurs ((2)) | Brake pedal | DIAGNOSIS PROCEDURE |
| ABS actuator and electric unit (control unit) | ||
- When shifting gears
- When driving on slippery road
- During cornering at high speed
- When passing over bumps or grooves [at approximately 50 mm (1.97 in) or more]
- When pulling away just after starting engine [at approximately 10 km/h (6 MPH) or higher]