Audi Workshop Service and Repair Manuals

Renewing flange shaft oil seals on Audi A4, Audi Cabriolet

Special tools and workshop equipment required

t	Punch -2062-

t	Drip tray -V.A.G 1306-

t	Torque wrench -V.A.G 1331-

t	Torque wrench -V.A.G 1332-

t	Sealing grease -G 052 128 A1-

Special tools and workshop equipment required

t  Engine and gearbox jack -V.A.G 1383 A- with universal gearbox support -V.A.G 1359/2-

t  Support -T10149- Removing l  Rear final drive installed l  Observe the general repair instructions → Chapter.   Note All the illustrations show the left-hand side of the rear final drive. Removal and installation of the flange shaft and oil seal on the right-hand side is identical.

–  Remove bolts -2- and detach heat shield. –  Unscrew bolts -1-. –  Push drive shaft outwards so it telescopes slightly and pivot drive shaft out of flange shaft.

If the drive shaft cannot be pivoted clear of the flange shaft. proceed as follows: –  Remove wheel on relevant side. –  Attach support -T10149- with one wheel bolt. –  Insert support -T10149- in engine and gearbox jack -V.A.G 1383 A-. –  Raise wheel bearing housing just far enough (not more than 10 cm) to be able to pivot drive shaft out of flange shaft.   WARNING t  Do not raise the wheel bearing housing further than 10 cm! Otherwise there is a risk that the vehicle may slip off the lifting platform. t  If necessary place a weight of approx. 50 kg in the luggage compartment, or secure the vehicle to the lifting platform using tensioning strap -T10038- or similar. t  Do not raise or lower vehicle while engine and gearbox jack -V.A.G 1383 A- is positioned under the vehicle. t  Do not leave engine and gearbox jack -V.A.G 1383 A- under vehicle for longer than necessary.

Continued –  Remove securing bolt for flange shaft; to do this screw two bolts into the flange and counterhold flange shaft using a lever. –  Place drip tray -V.A.G 1306- underneath. –  Pull out flange shaft.

–  If fitted, lever out dust ring using a screwdriver. l  The dust ring will be damaged on removal and must be renewed.

–  Pry out oil seal with a suitable lever.

Installing Perform installation in reverse sequence of removal. Note the following: –  Lightly lubricate outer circumference of oil seal with gear oil. –  Pack space between sealing lip and dust lip half-full with sealing grease -G 052 128 A1-. –  Drive in new seal onto stop (take care to keep seal straight).

–  Drive in new dust ring -arrow- onto stop. –  Install flange shaft. –  Screw in and tighten securing bolt for flange shaft → Item.

–  Attach drive shaft → Rep. Gr.42. –  Install heat shield and tighten bolts -2-. Tightening torque → Item –  Check oil level in rear final drive → Chapter. –  If previously removed, install wheel and tighten wheel bolts → Wheels and tyres; Rep. Gr.44.