Valve Cover: Service and Repair

Removing and Installing, Sealing Cylinder Head Cover
Remove engine cover.
Remove ignition coils.
Unclip ignition coil wiring harness and lay to one side.





Press lock.
Pull off the hose for the engine breather.





Remove grounding straps (1).
Remove cylinder head cover.





Installation:
Remove sealing debris from sealing faces of cylinder head and cylinder head cover.
Apply a sealing bead of Drei Bond 1209 on left and right sides at transition between cylinder head and VANOS adjustment unit.





Installation:
Apply a thin and even sealing bead of Drei Bond 1209 at transition to half-moon sections at VANOS adjustment unit.





Note: Illustration with engine removed.

Installation:
Apply a thin and even sealing bead of Drei Bond 1209 at transition to half-moon sections at rear of cylinder head.

Check seals and replace if necessary.





Note: Illustration with engine removed.

Installation:
Make sure gasket is correctly seated on rear and front ends of cylinder head.
Install cover bolts and align cylinder head cover.
Hand-tighten all cover bolts without preload.
Tighten cap nuts crosswise from inside to outside.