Valve Cover: Service and Repair
Cylinder head cover, sealing
Sealing contact surfaces between bearing cap and cylinder head
- Carefully apply a small amount of sealant D 454 300 A2 at four end points of sealing surfaces on cylinder head (arrows) using small screwdriver.
CAUTION! If the oil lines are incorrectly installed, the camshaft bearings will not be lubricated and the cylinder head will have to be replaced.