Audi Workshop Service and Repair Manuals

Removing cylinder head (right-side) Special tools and workshop equipment required

t  Special wrench, long reach -T10070- Procedure l  Engine in vehicle.   Note All cable ties which are released or cut open when removing must be fitted in the same position when installing. –  Remove intake manifold → Chapter.   Note

Lay a cloth under the hydraulic pressure pipes to catch any escaping hydraulic fluid. –  Detach power steering pressure pipe at power steering pump, cylinder head and rear coolant pipe -arrows-. –  Move pressure pipe clear to one side.

–  Unplug electrical connector at Hall sender -G40--item 1- and at Hall sender 3 -G300--item 2-.

–  Remove toothed belt → Chapter. –  Remove camshaft sprockets on cylinder head (right-side). –  Remove bolts -1- and take off bracket with idler roller. –  Remove bolts -2- and take off toothed belt cover (rear right).

–  Unscrew bolts -3- and detach combination valve for secondary air system (together with flange) from cylinder head. –  Unscrew bolts -1- and -2- at rear coolant pipe on cylinder head.   Note t  The coolant pipe remains installed. t  Shown in illustration with engine removed.

Rest-of-world vehicles: –  Unscrew nut -2- (accessible from above) securing front exhaust pipe to exhaust manifold (right-side).   Note Shown in illustration with engine removed.   Note

To avoid any damage, the flexible joint in the front exhaust pipe must not be bent more than 10°. –  Disconnect exhaust system at clamp (right-side) -right arrow-.

–  Remove nuts -1- and -3- (accessible from below) securing front exhaust pipe to exhaust manifold (right-side).   Note Shown in illustration with engine removed. –  Separate front exhaust pipe from exhaust manifold.

USA models: –  Unscrew nut -2- (accessible from above) securing front exhaust pipe to exhaust manifold (right-side).   Note Shown in illustration with engine removed.

–  Unscrew bolts -1 … 4- and remove front cross-piece.   Note

To avoid any damage, the flexible joint in the front exhaust pipe must not be bent more than 10°. –  Disconnect exhaust system at clamp (right-side) -right arrow-.

–  Remove nuts -1- and -3- (accessible from below) securing front exhaust pipe to exhaust manifold (right-side).   Note Shown in illustration with engine removed. –  Separate front exhaust pipe from exhaust manifold.

All models: –  Loosen cylinder head bolts in the sequence -1 ... 8-. –  Carefully remove cylinder head.