Rear Suspension (FWD/AWD)
Stub axle carrier/wheel bearing housing (steel), removing and installing
Special tools, testers and auxiliary items required
^ Grease cap puller VW 637/2
^ Fitting sleeve 3241/4
^ Torque wrench V.A.G 1332
^ Torque wrench V.A.G 1410
^ Bit XZN 18 T40027
Removing
- Remove wheel covers, remove cover cap on light-alloy wheels (removal hook in vehicle tool kit).
Vehicles with front wheel drive
Note:
^ If wheel bearing unit is not replaced, do not remove collar bolt and dust cap.
- Remove wheel.
- Loosen dust cap from seat by lightly tapping on claws.
- Press of dust cap.
- Mount wheel and place vehicle on wheels.
Continued for all vehicles
- Only loosen collar bolt - arrow - 90 degrees, otherwise wheel bearing is damaged.
CAUTION!
When loosening and tightening collar bolt, vehicle must stand on wheels.
- risk of accident -
- Remove tire.
- Secure brake disc with a wheel bolt.
- Remove brake caliper - arrows -. To do so, use socket insert T40027.
Note:
^ Secure brake caliper to body with wire.
^ Do not allow brake caliper to hang from brake line.
- Remove disc brake.
- Remove coil spring.
- Remove collar bolt - 1 -.
- Remove cover plate - 3 -.
Vehicles with front wheel drive
- Remove wheel bearing unit - 2 -.
Note:
^ If wheel bearing unit can be removed from stub axle carrier by hand, wheel bearing unit is OK and can be reinstalled.
Continued for all vehicles
- Remove speed sensor - 2 -.
- Mark eccentric screw position - 1 - at top of stub axle carrier/wheel bearing housing, e.g. with a felt-tip pen.
- Separate connections listed in sequence: Item 5, item 3, item 4, item 1.
- Remove stub axle carrier or wheel bearing housing.
Note:
^ Carefully press drive axle off on all wheel drive vehicles.
Installing
Note:
^ Replace bolts and self-locking nuts.
Bonded rubber bushings have a limited torsional range. Only tighten threaded connections at control arms if vehicle is in curb weight position
Vehicles with front wheel drive
- Install new wheel bearing unit if necessary.
Continued for all vehicles
- Tighten connections - 1 -, - 3 -, - 4 - and - 5 -.
- Secure speed sensor - 2 -, (front wheel drive) or, (all wheel drive).
- Install cover plate and brake caliper at stub axle carrier or wheel bearing housing.
Vehicles with all-wheel drive
- Tighten 5 wheel bolts and tighten parking brake.
Continued for all vehicles
- First tighten collar screw - 1 - only to pre-tightening torque without additional turning (turn additionally when vehicle is resting on wheels), (front wheel drive) or (all wheel drive).
- Install coil spring.
- Mount wheel and tighten. This information is contained in AESIS; Library; Additional Information; Wheels and Tire Guide
Torque specifications:
- Tighten collar bolt - 1 -, Fig. A42-0250 with prescribed additional turn, (front wheel drive) or (all wheel drive).
Vehicles with front wheel drive
- Remove tire.
- Drive on a new dust cap.
- Mount wheel and tighten. This information is contained in AESIS; Library; Additional Information; Wheels and Tire Guide
Note:
^ Damaged (dented) protective caps must be replaced.
^ Damaged (dented) protective caps allow moisture to enter. Always use tool illustrated to reduce chance of damage to dust cap.
Continued for all vehicles
- Perform vehicle alignment.
Alignment must take place on a VW/Audi recommended alignment stand.