Removing and Installing/Sealing Right Cylinder Head Cover

11 12 006 - Removing and installing/sealing right cylinder head cover (S65)





Important!
Magnesium material.

No steel screws/bolts may be used due to the threat of electrochemical corrosion.

A magnesium material requires aluminium screws/bolts exclusively.
Aluminium screws/bolts must be replaced each time they are released.
The end faces of aluminium screws/bolts are painted blue for the purposes of reliable identification.
Jointing torque and angle of rotation must be observed without fail (risk of damage).
Scratching of the cylinder head cover is not permitted (risk of corrosion).






Necessary preliminary tasks:
- Remove intake air manifold Service and Repair.

- Remove rod-type ignition coils Service and Repair.

- Disconnect plug connection at camshaft sensors.





Release bolts along line (1).






Installation Note:
Replace seal (1).

Align gasket (1) on cylinder head cover groove.

Press in gasket (1) so that it is free from tension.
Release park plug tube (1).

Installation Note:
Check rubber on spark plug tube (2) for damage; replace spark plug tube (2) if necessary.
Apply a light coating of engine oil to spark plug tube (2) prior to installation.





Installation Note:
Clean seal residue from sealing surfaces.
Coat contact surfaces of joint (1) with Drei Bond 1209 (refer to BMW Parts Service).

Note:
Picture shows S85.





Installation Note:
Check decoupling element (1) for damage and replace if necessary.





Fit cylinder head cover.
Align spark plug tubes.
Tighten down all retaining elements diagonally from inside to outside.
Tightening torque: 11 12 8AZ. Mechanical Specifications





Assemble engine.