Audi Workshop Service and Repair Manuals

Installing propshaft Installation is carried out in reverse sequence; note the following:   Note t  Tightening torques → Chapter t  All parts of the propshaft marked in relation to each other must be reinstalled in the same position.

t  The seals -arrow- in flanges of the propshaft must not be damaged when removing and installing. If seals are damaged, the propshaft must be renewed. t  Push propshaft horizontally onto the appropriate guide pin. Installation position: t  Three projecting sleeves on the gearbox flange / rear final drive flange and propshaft flange engage in mounting holes of flexible coupling.

–  Attach propshaft to rear final drive so that the markings -arrows- align.

Make sure that the markings on the constant velocity joint/propshaft -arrow A- and -arrow B- are in line.

Take note of the correct fitting locations for the various flange bolts.

Flange bolt with	Fitting location
small collar -arrow A-	Propshaft to front final drive -A-
large collar -arrow B-	Propshaft to rear final drive -B-

Installing centre bearing stress-free t  Tightening torques → Chapter –  Position the centre bearing in its elongated holes so that the propshaft and centre bearing are not under stress. –  Only tighten centre bearing after the propshaft is secured.

When securing heat shield -2- to centre bearing, make sure the bolts with washers -1- are within the four centring tabs.

–  First secure pendulum support to gearbox -arrows B and C-, then on subframe -arrow A-. –  Align exhaust system stress-free → Rep. Gr.26   Note t  If droning noises occur during driving, note the following:

t  Remove balancing nut and balancing washer -arrows-. t  Then, if necessary, unscrew propshaft with flexible coupling from flange for propshaft on rear final drive, rotate one hole further and screw in again. t  If the droning noises can still be heard, the propshaft must again be rotated and screwed back on.