VW Golf manuals

Volkswagen Golf Service & Repair Manual: Removing and installing wheel bearing housing

Removing and installing wheel bearing housing

Special tools and workshop equipment required
Ball joint puller -3287A-
Spreader -3424-
Ball joint puller -T10187-
Torque wrench -V.A.G 1332-
Engine and gearbox jack -V.A.G 1383 A-
Angle wrench -V.A.G 1756-

 
Press tool -T10520-
Removing
–  Remove bolt for drive shaft → Chapter.
  Caution
Wheel bearings must not be subjected to load after bolt securing drive shaft to wheel hub has been loosened.
If wheel bearings are loaded with weight of vehicle, bearing will be damaged. This reduces the service life of the wheel bearing.
It is not permissible to loosen drive shaft bolt more than 90° if vehicle is standing on its wheels.
Do not attempt to move the vehicle without the drive shafts fitted as this would damage the wheel bearing. If a vehicle nevertheless has to be moved, comply with the following:
Install an outer joint instead of the drive shaft.
Tighten outer joint to 120 Nm.
–  Loosen wheel bolts.
–  Raise vehicle.
–  Remove wheel.
–  Detach brake caliper and tie to body with wire → Brake system; Rep. gr.46.
–  Remove ABS speed sensor → Brake system; Rep. gr.45.
–  Remove brake disc → Brake system; Rep. gr.46
–  Detach bracket for brake line and electrical wiring from wheel bearing housing and move clear.
 

Removing and installing wheel bearing housing

–  Remove splash plate -1- from wheel bearing housing -arrows-.
–  Loosen nut on track rod ball joint but do not remove completely.
 

Removing and installing wheel bearing housing

–  Press track rod off wheel bearing housing using ball joint puller -T10187--1-.
  Caution
Leave nut screwed on a few turns to protect thread on pin.
–  Unscrew nut, and remove track rod upwards from wheel bearing housing.
Vehicles with vehicle level sender
 

Removing and installing wheel bearing housing

–  Unscrew nut -1-.
–  Pull bracket -2- for front left vehicle level sender -G78- and/or for front right vehicle level sender -G289- out of suspension link -3-, as applicable
Continuation for all vehicles
 

Removing and installing wheel bearing housing

–  Remove nuts -arrows-.
–  Pull swivel joint out of suspension link.
–  Pull outer joint of drive shaft out of wheel hub.
If drive shaft cannot be pulled out of the wheel bearing by hand, use press tool -T10520-.
 

Removing and installing wheel bearing housing

Before using press tool -T10520- ensure that thrust piece -1- is inserted.
Using press tool -T10520-:
 

Removing and installing wheel bearing housing

–  To be able to press out drive shaft -3-, secure press tool -T10520--1- to wheel hub using 3 wheel bolts -2-.
 

Removing and installing wheel bearing housing

–  It is essential to follow specified sequence.
I -  Tighten knurled nut -1- hand-tight.
II -  Turn only bolt -2- using a spanner in order to press out drive shaft with press tool -T10520-.
  Note
At the end of the procedure or for pressing out drive shaft further the spindle must be moved to its original position in order to deploy the hydraulic force!
–  Secure drive shaft to body with wire.
–  Position engine and gearbox jack -V.A.G 1383 A- under wheel bearing housing.
 

Removing and installing wheel bearing housing

–  Remove threaded connection between wheel bearing housing and suspension strut -arrow-.
 

Removing and installing wheel bearing housing

–  Insert spreader -3424- in slot in wheel bearing housing.
  Note
Make sure that the spreader -3424- is only inserted into the wheel bearing housing. Insert sufficiently to ensure that the metal tab of the suspension strut is not damaged.
–  Turn ratchet handle through 90° and detach from spreader -3424-.
–  Pull wheel bearing housing from suspension strut.
  Note
If wheel bearing housing is renewed, swivel joint must be transferred. Always use new nuts.
Installing
Install in reverse order of removal, observing the following:
  Note
Lever on vehicle level sender must face towards outside of vehicle.
Thread of vehicle level sender must be screwed into outer hole in suspension link. Retaining lug for vehicle level sender must engage in inner hole in order to guarantee correct installation position.
–  On vehicles with vehicle level sender, carry out basic settings for wheel damper electronics → Vehicle diagnostic tester.
Specified torques
→ Chapter „Assembly overview - wheel bearing assembly“
→ Chapter „Assembly overview - lower suspension link, swivel joint“
→ Chapter „Assembly overview - suspension strut, upper suspension link“
→ Chapter „Assembly overview - drive shaft“
→ Chapter „Assembly overview - front vehicle level senders“
→ Chapter „Torque settings for wheel bolts“
Speed sensor bolt → Brake system; Rep. gr.45
Bolts for splash plate, brake caliper, brake disc → Brake system; Rep. gr.46
 

Removing and installing wheel bearing housing

Assembly overview - wheel bearing assembly
1 -  Splash plate 2 -  Bolt 12 Nm 3 -  Wheel bearing unit Removing and installing &# ...

Removing and installing wheel bearing unit
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