Removing and Installing/Sealing Left Cylinder Head Cover

11 12 005 - Removing and installing / sealing left cylinder head cover (S85)





Necessary preliminary tasks:
- Remove intake air manifold Service and Repair.
- Remove rod-type ignition coils Service and Repair.
- Disconnect plug connection for ion control unit.
- Disconnect plug connection at camshaft sensors.





Release screw (1).
Lay ground strap (2) to one side.





Release screws along line (1).





Remove spark plug tube (1) in direction of arrow.

Installation:
Check rubber on spark plug tube (1) for damage; replace spark plug tube (1) if necessary.
Apply a light coating of engine oil to spark plug tube (1) prior to installation.





Installation:
Replace seal (1).

Align gasket (1) on cylinder head cover groove.

Press in gasket (1) so that it is free from tension.





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





Installation:
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.





Assemble engine.