3. Long Stopping Distance

Symptom 3 - Long Stopping Distance

1. STARTING INSPECTION
Check that stopping distance increases only on snowy roads and gravel roads.

Is inspection result OK?

OK >> May be longer than for vehicles without ABS.
NG >> GO TO 2.

2. CHECKING PERFORMANCE
Disconnect ABS actuator and electric unit (control unit) to deactivate ABS function.

Is stopping distance still long?

YES >> Inspect brake lines for leaks or damage. Repair as necessary. Bleed brakes.
NO >> GO TO 3.

3. CHECKING ABS WARNING LAMP INDICATION
Check that ABS warning lamp illuminates.

Is inspection result OK?

OK >> Perform self-diagnosis.
NG >> GO TO 4.

4. 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.