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Removing cylinder head (right-side) >
< Removing and installing cylinder head cover (right-side)
A4 Cabriolet Mk2
Power unit
6-cylinder engine, mechanics
Engine cylinder head, valve gear / Removing and installing cylinder head
Removing cylinder head (left-side)
Removing cylinder head (left-side)
Removing cylinder head (left-side)
Special tools and workshop equipment required
t
Poly-drive key -3452-
Removing
l
Engine in vehicle.
Caution
Observe notes on procedure for disconnecting the battery
→ Electrical system; Rep. Gr.27
.
–
With ignition switched off, disconnect earth strap from battery.
Note
All cable ties which are released or cut open when removing must be refitted in the same position when installing.
–
Remove intake manifold
→ Chapter
.
–
Remove crankcase breather hose
-arrows-
.
–
Remove front exhaust pipe (left-side)
→ Chapter
.
–
Detach vacuum hose
-1-
at combination valve.
–
Disconnect coolant hose
-3-
.
–
Unscrew hose connection
-4-
.
–
Remove bolts
-2-
and
-5-
.
–
Unscrew bolts
-7-
and remove combination valve.
–
Detach rear coolant pipe from cylinder head (2 bolts
-6-
).
Note
t
The coolant pipe remains installed.
t
Illustration shows engine removed.
–
Remove toothed belt
→ Chapter
.
–
Take off camshaft sprocket.
–
Unbolt toothed belt cover (rear left)
-arrows-
.
–
Detach electrical connectors from Hall sender and from camshaft control valve.
–
Unbolt coolant pipe from front of cylinder head
-arrows-
.
–
Unbolt coolant pipe on left of cylinder head.
–
Remove cylinder head cover (left-side)
→ Chapter
.
–
Loosen cylinder head bolts in the sequence
-1 ... 8-
.
–
Carefully remove cylinder head.
Power unit
6-cylinder engine, mechanics
Engine cylinder head, valve gear / Removing and installing cylinder head
Removing cylinder head (left-side)
Removing cylinder head (right-side) >
< Removing and installing cylinder head cover (right-side)