Audi Workshop Service and Repair Manuals

Removing and installing flange shaft (right-side) Special tools and workshop equipment required t  Drip tray

Removing Vehicles with V6 petrol engine: –  Pull off rear engine cover panel -arrows-.

–  Remove cover -1- on right side of engine compartment.

–  Remove bolts -arrows-. –  Disengage activated charcoal filter solenoid valve 1 -N80--item 1- at air duct. –  Remove air duct -2-.

–  Remove air cleaner housing -arrows-.

–  Remove bolts -arrows- from solenoid valve mounting plate -3-. –  Detach electrical connector at air mass meter -G70-. –  Detach crankcase breather hose -4- from air duct -2-.

–  Unscrew bolt -arrow- and disconnect air duct -2- from throttle valve module -J338-. –  If fitted, detach hose -1- from air duct.   Note For illustration purposes here shown from rear, with engine removed.

–  Detach electrical connectors -1 ... 4- from retainer at right of bulkhead. –  Unplug electrical connectors -1- and -4-. –  Move Lambda probe wires clear. –  Remove retainer for connectors.

–  Unscrew nut -2- (accessible from above), connecting front exhaust pipe to exhaust manifold on right side.   Note t  For illustration purposes here shown with engine removed. t  The nuts -1- and -3- (accessible from below) are removed at a later stage.

Continued for all vehicles: –  Remove front right wheel. –  On vehicles fitted with auxiliary heater, remove screws -arrows- securing exhaust pipe of auxiliary/ additional heater to noise insulation.

–  Release fasteners -1 ... 3- and detach noise insulation panels (front -A- and - if fitted- rear -B-).

Vehicles with V6 petrol engine: –  Unscrew bolts -1 ... 4- and remove front cross piece, if fitted.   Note

The flexible joint (de-coupling element) on the front exhaust pipe must not be bent more than 10° – otherwise it can be damaged. –  Disconnect exhaust system at clamp (right-side) -right arrow-.

–  Unscrew nuts -1- and -3- (accessible from below) connecting front exhaust pipe to exhaust manifold on right side.   Note For illustration purposes here shown with engine removed. –  Detach front exhaust pipe from exhaust manifold on right side and remove front section of exhaust system.

Vehicles with 4-cylinder TDI engine: –  Remove noise insulation -1- in wheel housing (right-side).

Continued for all vehicles: –  If fitted, unbolt heat shield for right-side drive shaft -arrows-. –  Remove drive shaft -1- (right-side) from gearbox flange shaft and tie up to on side as high as possible.   Note Make sure you do not damage surface coating on drive shaft. –  Place drip tray beneath gearbox. –  Remove bolt securing flange shaft. To do so, screw two bolts into flange and counterhold flange shaft with suitable lever. –  Pull out flange shaft. Installing Installation is carried out in reverse sequence; note the following: –  Install flange shaft. –  Bolt drive shaft to gearbox flange → Rep. Gr.40. Vehicles with V6 petrol engine: –  Install front exhaust pipe and perform stress-free alignment → Rep. Gr.26. Continued for all vehicles: –  If fitted, install front cross piece → Rep. Gr.66. –  Install heat shield for drive shaft. –  Fill manual gearbox with gear oil and check oil level → Chapter. 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.