TSB: Audi ABS Sensor Debris

On 2011–2025 Audi vehicles, TPMS or ABS/ESC warnings may appear without tire pressure loss when contamination distorts an ABS speed sensor signal.

Audi ABS Sensor Debris

This bulletin applies to all 2011-2025 Audi vehicles. The TPMS warning may appear in the instrument cluster although there is no tire pressure loss (or the ABS/ESC warning message appears).

A DTC referring to an implausible signal of a rotational speed sensor is stored in the ABS control unit. Multiple rotational speed senders may also be stored. If dirt, foreign objects or grease have settled in the area of an ABS speed sensor or on the sensor ring on the wheel bearing, the signals of the ABS speed sensor are distorted, Such a signal from the control unit would be recognized as implausible.

Check ABS speed sensors and sensor rings for contaminants and clean as needed, and erase the DTCs.

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