Audi Workshop Service and Repair Manuals

Special tools and workshop equipment required

• ◆ Thrust plate 40-105
• ◆ Puller 3423
• ◆ Engine/gearbox lifter V.A.G 1383 A
• ◆ Foot-operated pump with high-pressure hose V.A.G 1389 A/1
• ◆ Hydraulic removal and installation device V.A.G 1459 B
• ◆ Accessory set V.A.G 1459 B2

• ◆ 2 - Kukko 18/0 puller

Sequence of operations

• ‒ → Screw out bolt -1-.
• ‒ Pull speed sensor out of trailing arm.
• ‒ Remove drive shaft .

• ‒ → Screw out bolts -1-.
• ‒ Detach brake caliper and hang up with piece of wire.

Note:

Brake hose/pipe is never to be twisted or kinked.

• ‒ Screw out cross-head bolt for brake disc and detach brake disc.

Pressing out wheel hub

• ‒ → Insert thrust pad -1- as shown.

•     1 -    Thrust pad E-39

Note:

Position thrust pad such that it rests completely on bolt heads -2-.

• ‒ → Fit centring device with clamp -2- at hollow plunger cylinder -1-.

•     1 -    Hollow plunger cylinder HKZ-15 with thrust pad E-0-204-T, hydraulic
•     2 -    Centring device with clamp E-76-2

• ‒ → Fit bell -1-, hollow plunger cylinder -2- with pin -3- and special nut -4-.

•     1 -    Bell E 40
•     2 -    Hollow plunger cylinder HKZ-15
•     3 -    Pin E-0-217
•     4 -    Special nut E-8-214
•     5 -    High-pressure hose with quick-release coupling
•     6 -    Thrust pad E-39

• ‒ Build up pressure with foot-operated pump.
• ‒ Then check whether all tools are properly centred.

• ‒ Press wheel hub out of wheel bearing by way of pump action.

Pressing out wheel bearing

• ‒ → Use commercially available circlip pliers to take out circlip -1-.

• ‒ → Position thrust pad -1- on back of wheel bearing.
• ‒ Place hollow plunger cylinder -2- with pin -3- and special nut -4- in position.
• ‒ Build up pressure with foot-operated pump.
• ‒ Then check whether all tools are properly centred.
• ‒ Press out wheel bearing by way of pump action.

•     1 -    Thrust pad E-5
•     2 -    Hollow plunger cylinder HKZ-15
•     3 -    Pin E-0-217
•     4 -    Special nut E-8-214
•     5 -    Bell E-44

Detaching bearing inner race from wheel hub

• ‒ → Apply special tools shown and extract bearing inner race by turning spindle.

Pressing in wheel bearing

• ‒ Place wheel bearing in position at wheel bearing housing.
• ‒ → Position thrust pad -1- on back of wheel bearing housing.
• ‒ Place hollow plunger cylinder -2- with pin -3-, special nut -4- and thrust pad in position.
• ‒ Build up pressure with foot-operated pump.
• ‒ Then check whether all tools are properly centred.
• ‒ Press in wheel bearing by way of pump action.

•     1 -    Thrust pad E-6-1
•     2 -    Hollow plunger cylinder HKZ-15
•     3 -    Pin E-0-217
•     4 -    Special nut E-8-214

•     5 -    Thrust pad E-13-1

• ‒ Use pointed-nose pliers to insert circlip.

Pressing in wheel hub

• ‒ Place wheel hub in position at wheel bearing.
• ‒ → Fit centring device with clamp -2- at hollow plunger cylinder -1-.

• ‒ → Position thrust pad -1- on back of wheel bearing housing.
• ‒ Place hollow plunger cylinder -2- with pin -3-, special nut -4- and thrust pad in position.
• ‒ Build up pressure with foot-operated pump.
• ‒ Then check whether all tools are properly centred.
• ‒ Press in wheel hub with foot-operated press.

• Shoulder -arrow- of thrust pad E-5 must face special nut -4-.

•     1 -    Thrust pad E-5
•     2 -    Hollow plunger cylinder HKZ-15
•     3 -    Pin E-0-217
•     4 -    Special nut E-8-214

Perform further installation in reverse order, paying attention to the following:

• ‒ Install drive shaft => Page 42-131.
• ‒ Fit brake caliper.

=> Brake System; Repair Group 46