Skoda Workshop Service and Repair Manuals

Repairing the wheel bearing - disc brake Special tools and workshop equipment required t  Drive bushing -MP 3-427- t  Assembly device -MP 5-403- t  Hub cap extractor -MP 5-404- t  Puller Kukko -20/2- t  Puller Kukko -204/1-

1 -	Brake disc, internally ventilated

t	Assignment → Electronic Catalogue of Original Parts

2 -	Wheel screw, 120 Nm

3 -

4 Nm

4 -	Brake disc

Assignment → Electronic Catalogue of Original Parts

5 -

Cap

t	replace after each removal

t	press off → Fig. and → Fig.

t	inserting → Fig.

6 -	Self-locking twelve-point nut 70 Nm +40°

t	replace after each removal

7 -	Wheel hub with wheel bearing and pulse rotor

t	only on vehicles with ABS

t	The wheel bearing and the wheel hub are fitted together in one housing

t	this wheel hub/wheel bearing unit is maintenance-free and has no play; it is not possible to undertake any kind of adjustment or repair work on it!

t	only replace completely after each removal

t	Remove wheel hub with wheel bearing from axle stud → Fig.

t	Pull wheel hub with wheel bearing onto axle stud → Fig. and → Fig.

t	If the inner ring of the bearing remains on the axle stud after pulling off the wheel hub with wheel bearing, the old inner ring of the bearing must be pulled off before pressing on the new wheel hub with wheel bearing → Fig.

t	The inner ring of the bearing is a component part of the new wheel hub with wheel bearing and is therefore not pressed on separately.

8 -

Axle body

t	removing and installing → Chapter

9 -	Brake caliper

t	dismantling → Fig.

10 -

Axle stud

t	Straightening work is not allowed!

t	Re-cutting the thread is not allowed.

Press off cap –  Release cap from its position by gently tapping the claw.

Press off cap

Remove brake caliper –  Unscrew screws -A-, remove brake caliper and attach e.g. with wire to body.   Note Do not unscrew the brake hose to remove the brake caliper. –  Unscrew the fixing screw of the brake disc and remove brake disc. –  Release twelve-point nut.

Remove the wheel bearing housing from the axle stud Use puller (commercially available) Kukko -20/2-.

Remove inner ring of the bearing from axle stud Use puller (commercially available) Kukko -204/1-.   Note Do not damage the ABS wheel speed sensor when pulling off the inner ring of the bearing.

Pull wheel hub with wheel bearing onto axle stud Use assembly device -MP 5-403-. –  Fit the wheel hub with wheel bearing as far as possible onto the axle stud. –  Screw on assembly device -MP 5-403- and pull wheel hub with wheel bearing up to the stop.

Pull wheel hub with wheel bearing onto axle stud –  Screw on assembly device -MP 5-403- and tighten wheel hub with twelve-point nut. –  Install brake disc, screw in phillips head screw and tighten.

Drive in cap   Note t  Replace cap after each removal. t  Damaged caps allow moisture to penetrate. Therefore absolutely use the shown tool. –  Install brake caliper and tighten Allen screws.

Tightening torques:

Wheel hub with wheel bearing on axle stud	70 Nm + 40°
Securing screw for brake disc	4 Nm
Screws for brake caliper	65 Nm