Audi Workshop Service and Repair Manuals

Renewing oil seal for flange shaft (left-side) Special tools and workshop equipment required

t  Multi-purpose tool -VW 771-

t  Extractor hook -VW 771/37-

t  Thrust piece -T10087- t  Sealant -D 176 404 A2-   Note t  Observe the general repair instructions → Chapter. t  Observe rules for cleanliness when working on the gearbox → Chapter. Removing oil seal for flange shaft (left-side) –  Loosen bolts for left front wheel. –  Raise vehicle. –  Remove left wheel.

–  Detach noise insulation below engine/gearbox -arrows-.

–  Remove left noise insulation -arrows-. –  Turn steering to the left. –  Unbolt drive shaft from flange shaft.

–  Mark positions of bolts -arrows- securing swivel joint to wishbone (left-side), otherwise wheel alignment will have to be checked. –  Remove bolts -arrows-.

–  Detach coupling rod (left-side) -1- from wishbone and turn coupling rod upwards. –  Swivel wheel bearing housing outwards. –  Guide drive shaft -2- (left-side) out between subframe and gearbox. –  Lift drive shaft and secure to suspension strut with wire. –  Unscrew countersunk bolt → Item. –  Place drip tray under the gearbox. –  Carefully pull out flange shaft with spring. Make sure that tapered ring, thrust washer and spring do not drop out.

–  Pull out flange shaft oil seal using -VW 771- and -VW 771/37-. Installing oil seal for flange shaft (left-side)

–  Drive in new oil seal until thrust piece contacts stop, ensuring that seal remains straight. –  Lightly lubricate sealing lips of oil seal with ATF. –  Install flange shaft. –  Apply sealant -D 176 404 A2- to tapered section of countersunk bolt. –  Tighten countersunk bolt. Tightening torque → Item –  Bolt swivel joint to wishbone in original position and attach coupling rod to wishbone → Running gear, front-wheel drive and four-wheel drive; Rep. gr.40. –  Bolt drive shaft to gearbox → Running gear, front-wheel drive and four-wheel drive; Rep. gr.40. –  Then check and top up ATF level → Chapter. –  Install noise insulation → General body repairs, exterior; Rep. gr.50. –  Fit wheel → Running gear, front-wheel drive and four-wheel drive; Rep. gr.44.