What Are the Causes of Wheel Sensor Failure?

1 Answers
AlinaMarie
07/30/25 6:36am
Wheel sensor failures are primarily caused by false damage and external force breakage. Detailed causes and solutions are as follows: False Damage: Dirty sensor heads or contamination by magnetic materials can lead to wheel speed sensor failure. If the wheel speed sensor frequently malfunctions after driving through water, mud, sand, or similar conditions, it is likely due to dirt. Cleaning the sensor can resolve this issue. External Force Breakage: In earlier models, particularly those before 2011, the wheel speed sensor wiring harnesses were not designed with extra length. This often resulted in the harness being snapped when the steering wheel was turned to its full lock. Visiting a 4S shop to adjust the wheel speed sensor bracket and create extra length for the wiring harness can prevent future damage after replacement.
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