Audi Workshop Service and Repair Manuals

Removing and installing front exhaust pipe

Removing –  Release quick-release fasteners -1- and -2- and take off front noise insulation. –  If fitted, open quick-release fasteners -3- and remove rear noise insulation.   Note

To avoid any damage, the flexible joint in the front exhaust pipe must not be bent more than 10°. –  Loosen bolt connections of front clamp -arrows-. –  Push the clamp back in order to separate the exhaust system.

–  Unbolt heat shield -1- for drive shaft (right-side).

–  Unscrew nut -arrow- at bracket for front exhaust pipe.

–  Remove bolts -arrows- securing front exhaust pipe to catalytic converter. –  Detach front exhaust pipe from catalytic converter. Installing Installation is carried out in the reverse order; note the following:   Note Renew gaskets and self-locking nuts. –  Align exhaust system free of stress → Chapter „Stress-free alignment of exhaust system - vehicles with front-wheel drive“ and → Chapter „Stress-free alignment of exhaust system - vehicles with four-wheel drive“. Tightening torques

Component	Nm
Front exhaust pipe to catalytic converter	25
Mounting plate to gearbox	25
Drive shaft heat shield to gearbox	23