What Causes the ABS Light to Illuminate?

1 Answers
StAlivia
07/25/25 1:43pm
ABS light illumination can be attributed to: 1. Faulty wheel speed sensor; 2. ABS circuit malfunction; 3. ABS pump or pressure regulating solenoid valve failure; 4. ABS computer system fault. ABS, also known as Anti-lock Braking System, functions by automatically regulating brake force during vehicle deceleration to prevent wheel lock-up, maintaining a rolling-sliding state that enhances tire-to-road adhesion. When the ABS light activates, it indicates system malfunction which may result in ABS deactivation. The vehicle will then operate as if without ABS, exhibiting reduced braking efficiency, extended stopping distances, and compromised handling during braking maneuvers. Therefore, immediate troubleshooting is recommended upon ABS light activation.
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