Audi Workshop Service and Repair Manuals

Renewing flange shaft oil seal (left-side) l  Gearbox installed

–  If fitted, loosen fasteners -2- and -3- and remove rear noise insulation -B-.

Vehicles with V6 TDI engine: –  Unbolt heat shield for left-side drive shaft -arrows-.

–  Remove nuts -arrows-.

–  Remove bolt -1-.

–  If fitted, remove tunnel brace -1--arrows-. –  Release clamp -2- and remove front exhaust pipe with catalytic converter -3-.   Note The flexible joint (de-coupling element) on the front exhaust pipe must not be bent more than 10° – otherwise it can be damaged. Continued for all vehicles: –  Remove drive shaft (left-side) from flange shaft and tie up as high as possible.   Note Make sure you do not damage surface coating on drive shaft. –  Place container under gearbox. –  Remove flange shaft securing bolt; to do so, screw two bolts into flange and counterhold flange shaft with tyre iron or other suitable lever. –  Pull out flange shaft.

–  Pry out oil seal using oil seal extractor lever -VW 681-.

–  Pack space between sealing lip and dust lip half-full with sealing grease -G 052 128 A1-. –  Lightly lubricate outer circumference of oil seal. –  Drive in flange shaft oil seal. l  Insertion depth for flange shaft (left-side): 5.5 mm below surface of cover. l  Insertion depth for repairs is 6.5 mm when a used flange shaft is employed.   Note Take care not to tilt oil seal when driving in. –  Install flange shaft. –  Bolt drive shaft to flange shaft → Running gear, front-wheel drive and four-wheel drive; Rep. Gr.40. Vehicles with V6 TDI engine: –  Install front exhaust pipe and perform stress-free alignment → Rep. Gr.26. –  If fitted, install tunnel brace → General body repairs, exterior; Rep. Gr.66. –  Install heat shield for drive shaft. Continued for all vehicles: –  Fill manual gearbox with gear oil and check oil level → Chapter. –  Install noise insulation. Tightening torques

Components	Nm
Flange shaft to gearbox	10 + 90° 1)
Heat shield for drive shaft to gearbox	23
l  1) 90° is equivalent to a quarter turn