Removal the wheel bearing assembly (Audi Q5-8R)

Table of contents: Installation ↓ Removal the shock absorber ↓ All ↓ Installation ↓ Removal the hub bearing housing ↓ Installation ↓ Removal the hub bearing assembly ↓ Installation ↓ Removal the shock absorber ↓ All ↓ Installation ↓

Remove the rear wheel. Lightly tap the sealing cap loose on the hub cap puller "VW 637/2".

Remove the sealing cap using the hub cap puller "VW 637/2". Loosen the hub bearing assembly bolt.

Unscrew the brake caliper and brake disc from the hub bearing housing, pass it past the wheel suspension and secure it to the body. Secure the removed brake caliper so that its weight does not press on the brake hose or brake line and does not damage them. When the brake caliper is removed, do not press the brake pedal. Unscrew bolts "1" and brake screen "2". Slightly move the brake shield "2" outward at the pre-seal.

Take hold of the preliminary seal "arrow". Remove the wheel bearing module (not shown in the picture) through the outer seal "arrow".

Removing the wheel bearing module by the outer ring (wheel hub) is not allowed. If the wheel bearing module can be removed from the steering knuckle by hand, the wheel bearing module is normal and can be reinstalled. Hub bearing "1" must always be facing upwards. Always place the hub bearing assembly on wheel hub "2".

Installation

Installation in reverse order. In this case, it is necessary to take into account the tightening torques. Cleaning the outer seal. Put on the outer seal and lubricate the axle journal "arrow" with a thin layer of plastic grease.

Install the brake caliper and brake disc. Press in the sealing cap using the 3241/4 tool. Be sure to replace the used cap. Damaged caps allow moisture to pass through. Therefore, use only the tools shown in the pictures.

Install the brake caliper and brake disc. Tighten the hub bearing assembly bolt. Install the rear wheel.

Removal the shock absorber

Before starting work, measure the distance "a" from the center of the wheel to the lower edge of the wheel arch while the wheels are still on the car. Install the car on a lift. Remove the wheel. Turn the hub upward so that one hole for the wheel bolt is at the top. Screw on the support mount "T10149" with the wheel bolt "arrow". Insert the support mount "T10149" into the tilter and slightly lift the hub bearing housing. Unscrew the bolts "1".

Only for vehicles with electronic damping control: unlock and remove connector "2". Disconnect fastening "1".

All

Unlock the locking tabs "1" and remove the stone protection "2".

Unscrew bolt "2" and remove washer "1". Remove shock absorber downwards.

Installation

Installation is in reverse order. In this case, it is necessary to take into account the tightening moments. Tighten the wheel.

Steering knuckle, wheel bearing module, shock absorber, all-wheel drive vehicles

I 1. Drive shaft. Different designs; 2. Backing plate; 3/7. Bolt; 4. Upper wishbone; 5. Nut. 95 Nm. Replace each time it is removed. Tighten only when the vehicle is under no load; 6. Eccentric washer; 8. Holder for brake hose, caliper line harness and rear speed sensor harness; 9/16. Bolt. 10 Nm; 10. Rear RPM sensor; 11. Bolt. 9 Nm; 12. Silent block. Cannot be replaced separately; 13. Ball bearing; 14. Wheel hub; 15. Brake safety shield; 17. Brake disc; 18. Flange bolt. 200 Nm + 180°. Replace each time it is removed; 19. Bolt. 5 Nm; 20. Cross tie. Consider different designs: aluminum and steel, compliance. Simultaneous installation of 2 racks of different types is not allowed; 21. Bolt. 90 Nm + 90° further. Replace each time when removing. Tighten only when the vehicle is in a no-load position; 22. Bolt. 120 Nm + 360°. Replace each time it is removed. Tighten only when the vehicle is unloaded. If the bolt is removed, it is necessary to adjust the wheel alignment angle; 23. Spacer tube. Replace each time it is removed; 24. Nut. Replace each time it is removed. Do not use the nut to tighten the threaded connection. If the nut becomes loose, the wheel alignment angle must be adjusted; 25. Lower wishbone; 26. Silent block; 27. Hub bearing housing; 28. Bolt. 80 Nm + turn 90°. Replace each time when removed; 29. Washer. Designed to protect against corrosion. Always use together; 30. Bolt. 150 Nm + 180°. Replace each time it is removed. Tighten only when the vehicle is unloaded; 31. Shock absorber; 32. Anther; 33. Emphasis; 34. Bolt. 50 Nm + tighten by +45°. Replace each time when removing; 35. Upper shock absorber support; 36. Nut. 35 Nm. Replace each time it is removed; 37. Protective cap

The hub bearing "1" must always point upwards. The wheel bearing module must always be placed on the wheel hub "2". This procedure is also suitable for a wheel bearing without a hub.

Removal the hub bearing housing

Before starting work, measure the distance "a" from the center of the wheel to the lower edge of the wheel arch while the wheels are still on the car. Place the car on a lift. Unscrew the bolts securing the drive shaft to the wheel hub. Remove the wheel. Unlock and remove plug "1" from the rear speed sensor. Unlock connector "3" of the electromechanical parking brake and remove it. Unscrew bolt "2" and remove holder "6" with wires. Remove the brake caliper and brake disc. Secure the brake caliper to the body so that its weight does not press on the brake hose or brake line and does not damage them.

Unscrew bolts "1" and remove brake safety shield "2".

Remove the rear speed sensor "1". To do this, unscrew the bolt "2". Remove the coil spring.

Mark the position of bolt "1" in relation to the hub bearing housing "2". Unscrew nut "4" and remove eccentric washer "3". Remove bolt "1".

Unscrew bolt "4".

Unlock the locking tabs "1" and remove the stone protection "2".

Unscrew bolt "2" and remove washer "1".

Unscrew nut "3". Unscrew bolt "1" and remove spacer tube "2". If nut "3" is loosened or the bolt is removed, then it is necessary to adjust the wheel alignment angle. Move the wheel bearing housing to the side and pull the drive shaft out of the wheel bearing housing. Remove the hub bearing housing. Remove the hub assembly.

Installation

Installation in reverse order. In this case, it is necessary to take into account the tightening torques. The "belt" blocks have a limited working range of twisting. Therefore, the bolted connections of the wheel suspension should be tightened only when the car is in the unloaded position or the standard position of the suspension. Raising the wheel support of an unloaded car with coil springs. Insert the hub bearing housing. Insert bolt "1" with spacer tube "2" and screw on nut "3".

It is prohibited to use nut "3" to tighten the threaded connection. Tighten bolt "1". Install the coil spring. Install the caliper and brake disc. Install the rear speed sensor. Install the wheel. Tighten the wheel. Tighten the drive shaft mounting bolts to the wheel hub. It is necessary to adjust the wheel alignment angles. Adjustment of the front and rear axle wheel alignment angles is carried out on a wheel alignment stand recommended by VW/Audi.

Removal the hub bearing assembly

Removing the hub bearing housing. Clamp the hub bearing housing in a vice with protective aluminum jaws. Unscrew bolts "1" and remove the hub bearing unit "2".

The hub bearing "1" should always be facing upwards. The hub bearing assembly should always be placed on the wheel hub "2". This; the procedure is also suitable for a wheel bearing without a hub.