Audi Workshop Service and Repair Manuals

Removing and installing camshaft adjuster

Special tools and workshop equipment required

t	Special wrench, long reach -T40080-

t	Camshaft clamp -T10252-

t	Tensioning bolt -T10092-

t	Pin wrench -T10020-

t	Locking pin -T10115-

t	Torque wrench -V.A.G 1332-

t	Torque wrench -V.A.G 1332-

Removing –  Remove intake manifold → Rep. gr.24. –  Remove high-pressure pump → Rep. gr.24.

–  Remove bolts -arrows-. –  Remove ignition coils with output stages → Rep. gr.24. –  Loosen cylinder head cover bolts, working from outside inwards, and remove cylinder head cover.

–  Remove camshaft adjuster cover -arrows-.

–  Align mark on camshaft sprocket with mark on toothed belt cover. The indentations -arrows- face each other.

–  Fit camshaft clamp -T10252- as shown and secure -arrows-. –  Loosen securing bolt from camshaft adjuster using special wrench -T40080-.   Note Two different types of chain tensioner were employed, depending on production date. For version A use tensioning bolt -T10092-. For version B use locking pin -T10115-. Version A

–  Compress chain tensioner and lock with tensioning bolt -T10092- and M5 nut -arrow-.

–  Remove centre securing bolt of chain tensioner -arrow-. Version B

–  Compress chain tensioner -arrow A- and lock with locking pin -T10115--arrow B-. All vehicles (continued): –  Remove securing bolt from camshaft adjuster and remove camshaft adjuster together with chain. Installing l  Tightening torques → Chapter

l  The camshafts are located with the camshaft clamp -T10252-. –  Fit chain onto camshaft adjuster.

–  Position camshaft adjuster in front of exhaust camshaft so that notch -A- and pin -B- face each other.

–  Lay chain over inlet camshaft sprocket starting at top -arrow- without changing its position.

–  Turn inlet camshaft slowly in direction of arrow -A- using pin wrench -T10020- until the camshaft adjuster fits onto the camshaft.   Note If it is not possible to fit the pin into the notch: remove chain and fit chain again. –  Tighten new securing bolt for camshaft adjuster. Use special wrench -T40080- for this purpose.   Note Two different types of chain tensioner were employed, depending on production date. For version A use tensioning bolt -T10092-. For version B use locking pin -T10115-. Version A

–  Tighten centre securing bolt of chain tensioner -arrow-.

–  Remove tensioning bolt -T10092--arrow-. Version A

–  Remove locking pin -T10115--arrow B-. All vehicles (continued): Further assembly is basically carried out in reverse order of dismantling. –  Installing high-pressure pump → Rep. gr.24