1. Wheel speed sensor failure.

2.ABS line failure.

The failure of 3.3. ABS pump and pressure regulating solenoid valve.

4.ABS computer failure.

When the ABS light is on, it means that the ABS system is faulty and may stop working. Maybe your car will be the same as a car without ABS system, the braking effect of the car will become worse, the braking distance will increase, and the handling performance will become worse when braking. Therefore, when the ABS light is on, the fault should be eliminated in time.