Removing and installing steel wheel bearing housing — AUDI

Removing

Lever off hub caps from disc wheel or pull off using suction puller -3208-.
Unscrew the collared bolt -arrow-.

Note =>Page
40-105

Important
Vehicle must be standing on wheels when unscrewing and tightening the collared bolt.
-Risk of accident-
Remove wheel.
Secure brake disc with a wheel bolt.

Detach wiring -1- for brake pad wear indicator from retainer.
Pull out ABS speed sensor -3- and wiring -2-.
Unbolt the brake caliper -4-.

For the HP -2- brake caliper procedure, refer to => Page
40-40

Notes:

Fasten brake caliper to body using wire.
Do not suspend the brake caliper from the brake hose.

Remove brake disc.

Unscrew combi bolt -3- and bolt -4-.

Notes:

Combi bolt -3- on right track rod is discontinued
Perform wheel alignment after completing repair => Page
44-26

Pull out track rod.

Unscrew cover plate -2-.
Unscrew nuts -1- and -3-.

Release guide link joint pin out of tapered seat using special tool.

For vehicles with headlight range control, refer to =>Page
40-82
.

Release track control link joint pin out of tapered seat using special tool.

Notes:

Protect the boot from damage, e.g. use a leather cloth.
For safety reasons, refit collared nut on joint pin of track control link and tighten by approx. 4 turns.

Remove collared bolt (Drive shaft/ wheel hub bolted connection).

Unscrew nut -1- and remove bolt.
Pull out both links -2-.

Note:

Do not widen slots in wheel bearing housing.

Swivel wheel bearing housing in direction of arrow, thereby pulling drive shaft out from wheel hub.
Unscrew nut from track control link joint pin.
Remove wheel bearing housing.

When installing, pay special attention to the following:

Press ABS wheel speed sensor into wheel bearing housing up to stop.

Tightening torques:

Track control link to wheel bearing housing, 100 Nm.
Guide link to wheel bearing housing, 100 Nm.
Upper link to wheel bearing housing, 40 Nm.

Press upper links into wheel bearing housing during the tightening process.

Brake dust shield to wheel bearing housing, 10 Nm.
Brake caliper to wheel bearing housing, 190 Nm.

Tighten the collared bolt to 190 Nm and then give it a further 180° turn

Note =>Page
40-107

Important
Vehicle must be standing on wheels when unscrewing and tightening the collared bolt.
-Risk of accident-
Note:

Perform wheel alignment =>Page
44-26