Abs Sensor Ring, Checking

Special tools and workshop equipment required 

• Gauge - Sender Wheel :T10473 
  Fig 1: Gauge - Sender Wheel T10473

  Courtesy of AUDI OF AMERICA, LLC

Procedure 

• The wheel bearing unit is removed.

-- Check the ABS sensor ring -2- using the Gauge - Sender Wheel :T10473  , as shown in the illustration, around the entire circumference (example illustration).

Courtesy of AUDI OF AMERICA, LLC

1 -  Wheel Bearing Unit

2 -  Seal with Integrated ABS Sensor Ring

Test image:

Fig 2: Sensor Wheel Test Diagram

Courtesy of AUDI OF AMERICA, LLC

A -  ABS Sensor Ring is OK

B -  ABS Sensor Ring is Faulty