What an ABS Sensor Fault Actually Means for Your BMW
Image: BMW X3 Series G01 ABS Pump Control Module for Sale at MT Auto Parts The ABS warning light comes on. A few seconds later, the DSC light joins it. The car drives normally, the brakes seem fine, and you are left wondering whether this is urgent or whether it can wait until the next service. It should not wait. When the ABS light is on, the anti-lock braking system has disabled itself. The car can still brake, but in a situation where ABS would have prevented a wheel from locking up, it will not activate. On a wet or slippery road, that distinction can matter considerably. This guide explains what the fault usually means, what causes it, and what it costs to fix. What the ABS System Actually Does Anti-lock braking prevents wheel lock-up under heavy braking. When a wheel locks, the tyre slides on the road surface rather than rolling, and a sliding tyre generates significantly less braking force than a rolling one. It also removes steering control, because a locked front...
