Overview - Front Axle Speed Sensor

WARNING: This page is about a different car, the 2022 Audi SQ5, 2021 Audi S4, and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

The transverse and longitudinal acceleration sensors are installed in the ABS Control Module -J104-. The sensors cannot be replaced.

Fig 1: Exploded View Of Front Axle Speed Sensor

Courtesy of AUDI OF AMERICA, LLC

Wheel Bearing Housing
- Clean the inner surface of the hole before inserting the speed sensor.
Front Speed Sensor
- Right Front ABS Wheel Speed Sensor -G45-
- Left Front ABS Wheel Speed Sensor -G47-
- Removing and installing. Refer to RIGHT AND LEFT FRONT ABS WHEEL SPEED SENSOR -G45- / -G47-, REMOVING AND INSTALLING
- Coat the speed sensor all around with Grease :G 000 650 before inserting.
Bolt
- 9 Nm
Bolt
- Tightening specification. Refer to OVERVIEW - WHEEL BEARING .
Wheel Bearing
- With integrated ABS sensor ring