Audi Workshop Service and Repair Manuals

Renewing oil seal for output flange for propshaft   Note

t  A modified oil seal with sealing lip -arrow B- is supplied for the propshaft output flange (rear flange shaft). To ensure proper sealing, the propshaft output flange must also be renewed; for correct version refer to → Electronic parts catalogue. t  To avoid renewing the propshaft output flange a second time when performing a repeat repair, you should check the part number of the flange. The propshaft output flange with the slot -arrow A- for the oil seal is identified with Part No. -01V 409 809 A-. Special tools and workshop equipment required

t  Thrust piece -T40105-

Procedure –  Remove front exhaust pipes → Rep. Gr.26. –  Unbolt heat shield for propshaft -arrows-.

–  Unbolt propshaft -1- from gearbox → Rear final drive 01R; Rep. Gr.39 or → Rear final drive 08V; Rep. Gr.39 and rest propshaft on heat shield -2-. –  Secure propshaft with wire -arrow- on bracket -3- for fuel pipes, or support propshaft with engine and gearbox jack -V.A.G 1383 A-. –  Drain gear oil from transfer box → Chapter.

–  Unbolt output flange (use drift to prevent output flange from turning). –  Pull out output flange.

–  Remove oil seal using a suitable screwdriver.

Caution Note the correct installation depth. DO NOT drive in the seal all the way until the tool reaches the stop. l  Installation depth: 1.7 mm below top of cover. –  Drive in oil seal evenly to specified installation depth using thrust piece -T40105-. Take care to keep seal straight when installing. –  Secure output flange with hexagon socket head bolt. –  Bolt propshaft onto gearbox → Rear final drive 01R; Rep. Gr.39 or → Rear final drive 08V; Rep. Gr.39. –  Fill transfer box with gear oil and check oil level → Chapter. Tightening torques

Component	Nm
Hexagon socket head bolt for output flange (rear)	25
Heat shield for propshaft to gearbox	23