2. Unexpected Pedal Reaction
Symptom 2 - Unexpected Pedal Action1. BRAKE PEDAL STROKE INSPECTION
Check brake pedal stroke.
Is stroke excessively long?
YES >> Check bleeding and brake system.
NO >> GO TO 2.
2. CHECKING PEDAL FORCE
Check that brake is effective with pedal depressed.
Is pedal heavy, but effective?
YES >> Normal.
NO >> GO TO 3.
3. CONNECTOR AND PERFORMANCE INSPECTION
Disconnect ABS actuator and electric unit (control unit) connector to deactivate ABS function. Check that brake is effective.
Is brake effective?
YES >> GO TO 4.
NO >> Brake line inspection
4. CHECKING ABS WARNING LAMP INDICATION
Check that ABS warning lamp illuminates.
Is inspection result OK?
OK >> Perform self-diagnosis.
NG >> GO TO 5.
5. CHECKING WHEEL SENSORS
Inspect wheel sensor system.
- Sensor mounting inspection
- Check sensor pick-up for adhering iron chips.
- Sensor rotor inspection (e.g. Number of teeth, damaged teeth)
- Sensor connector engagement inspection
Is inspection result OK?
OK >> Normal.
NG >> Repair wheel sensor and rotor system.