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Removing and installing wheel bearing housing > < Removing and installing wheel bearing housing (3-point mounting)

Golf Mk5

Removing and installing wheel bearing housing (4-point mounting)
Removing and installing wheel bearing housing (4-point mounting)
Special tools and workshop equipment required
   
t  Torque wrench -V.A.G 1332-
Removing
–  Loosen drive shaft bolt at wheel hub:
t  Hexagon bolt → Chapter
t  Twelve-point head bolt with ribbing → Chapter
t  Twelve-point head bolt without ribbing → 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 turn drive shaft bolt more than 90° anti-clockwise if vehicle is standing on the 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:
t  Install an outer joint instead of the drive shaft.
t  Tighten outer joint to 120 Nm.
–  Remove wheel.
–  Remove brake caliper and hang from body using wire → Brake system; Rep. gr.46.
–  Remove ABS speed sensor → Brake systems; Rep. gr.46
–  Remove brake disc.
–  Press drive shaft as far as possible out of wheel hub (towards gearbox).
  W00-0428
–  Remove bolts -arrows-.
–  Take wheel bearing unit out of wheel bearing housing.
Installing
Install in reverse order.
–  Install brake caliper → Brake systems; Rep. gr.46.
–  Tighten drive shaft bolt at wheel hub:
t  Hexagon bolt → Chapter
t  Twelve-point head bolt with ribbing → Chapter
t  Twelve-point head bolt without ribbing → Chapter
  Caution
During this step, vehicle must not be standing on its wheels.
The wheel bearing can be damaged by the weight of the vehicle if the bolt is loosened.
  N40-10002
Distinguishing features between twelve-point head bolt with ribbing and twelve-point head bolt without ribbing.
The twelve-point head bolt are only distinguishable on the contact surfaces -arrow A- and -arrow B-.
I - Twelve-point head bolt with ribbing -arrow A-
II - Twelve-point head bolt without ribbing -arrow B-
–  Install ABS speed sensor → Brake systems; Rep. gr.46.
–  Install wheel and tighten bolts or nuts → Chapter.
  N40-10569
Specified torques
ComponentSpecified torque
Drive shaft to wheel hub „hexagon bolt“
t  Use new bolt
200 Nm + 180°
Drive shaft to wheel hub „twelve-point head bolt with ribbing“
t  Use new bolt
70 Nm + 90°
Drive shaft to wheel hub „twelve-point head bolt without ribbing“
t  Use new bolt
200 Nm + 180°
Wheel hub with wheel bearing to wheel bearing housing
t  Use new bolts
70 Nm + 90°

   

Removing and installing wheel bearing housing > < Removing and installing wheel bearing housing (3-point mounting)