A6 Sedan V6-2.8L (AHA) (1998)
Wheel Speed Sensor: Service and Repair
Wheel Speed Sensor Rotor
ABS wheel speed sensor rotor, removing and installing
Special tools and equipment
-
80-200 pry lever
Removing
-
Remove wheel bolts.
-
Raise vehicle.
-
Remove wheel.
-
Remove bolts -A- and use wire to support brake caliper housing.
-
Remove retainer for ABS wheel speed sensor.
-
Pry ABS wheel speed sensor from wheel bearing/hub unit using 80-200 pry lever.
-
Remove socket-head bolts from wheel bearing/hub unit and remove wheel bearing/hub unit together with backing plate.
Installing
If ABS wheel speed sensor rotor is damaged or dirty, replace rotor together with wheel bearing/hub unit.
-
Install new wheel bearing/hub unit and backing plate to axle beam and tighten to 60 Nm.
-
Install brake disc.
-
Mount brake caliper to axle beam and tighten to 95 Nm.
-
Install ABS wheel speed sensor.
-
Note installation position.
-
Insert retainer for ABS wheel speed sensor.