Sensor Wheel, Checking

WARNING: This page is about a different car, the 2024 Audi A8 Quattro, 2023 Audi A8 Quattro, and 2022 Audi A8 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION:

Do not place the sensor wheel near magnets (for example inspection lamp base, or speakers).

There is a risk of destroying the sensor wheel by magnetic force.

- Before installing the drive plate/flywheel or sensor wheel, check the function of the sensor wheel.

Special tools and workshop equipment required

Gauge - Sender Wheel: T10473

Fig 1: Gauge - Sender Wheel
Courtesy of AUDI OF AMERICA, LLC

Procedure

Fig 2: Gauge - Sender Wheel T10473

Courtesy of AUDI OF AMERICA, LLC

Sensor wheel removed. Refer to SENSOR WHEEL, REMOVING AND INSTALLING .

-- Check the entire circumference of the sensor wheel using the Gauge - Sender Wheel: T10473 as shown.

Sensor wheel test diagram

Fig 3: Sensor Wheel Test Diagram

Courtesy of AUDI OF AMERICA, LLC

A -

Sensor Wheel OK

B -

Sensor Wheel Faulty