Rick's Free Auto Repair Advice

Posts Tagged: passive wheel speed sensor

Wheel speed sensor

Wheel speed sensors — How they work and the two types What does a wheel speed sensor do? Wheel speed sensors track the rotation speed of each wheel (in most vehicles *) and report the speed in either analog or digital format to the Anti-lock Brake Module (ABS Module). The ABS module compares the speed reading from each wheel. If the ABS module senses that one wheel is slowing down faster than the other wheels, it concludes that the slowing wheel is losing traction with the road (due to water, … Read More


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