Symptom Table
If ABS warning lamp and SLIP indicator lamp turn ON, perform self diagnostic.
| 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 (Note 1) | ABS actuator and electric unit (control unit) | DIAGNOSIS PROCEDURE |
| Pedal vibration or ABS operation sound occurs (Note 2) | Brake pedal | DIAGNOSIS PROCEDURE |
| ABS actuator and electric unit (control unit) | ||
| Vehicle jerks during VDC/TCS/ABS control | ABS actuator and electric unit (control unit) | DIAGNOSIS PROCEDURE |
| TCM | ||
| ECM |
NOTE:
- 1: The ABS does not operate when the speed is 10 km/h (6 MPH) or less.
- 2: Under the following conditions, ABS is activated and vibration is felt when brake pedal is lightly depressed (just place a foot on it). However, this is normal:
- When shifting gears
- When driving on slippery road
- During cornering at high speed
- When passing over bumps or grooves [approximately 50 mm (1.97 in) or more]
- When pulling away just after starting engine [at approximately 10 km/h (6 MPH) or higher]