Removing and Installing/Sealing Left Cylinder Head Cover

11 12 005 Removing And Installing/Sealing Left Cylinder Head Cover (N63)

Special tools required:







Necessary preliminary work:
- Remove acoustic cover
- Disconnect negative battery terminal
- Remove left charge air cooler
- Remove intake filter housing
- Remove expansion tank.
- Remove coolant pipe from cylinder head cover (E71 only)
- Remove coolant valve for heater feed line
- Disconnect fuel feed line
- Detach wiring harness for injectors and lay to one side
- Remove ignition coils, cylinders 5-8
- Remove injectors, cylinders 5-8
- Remove high-pressure pump







Release bolts in sequence (17 to 1).
Remove cylinder head cover.







Clean sealing surface (1) with special tool 11 4 470 .

Installation note:
Replace gasket (2).







Installation note:
Renew profile seal of cylinder head cover.







Installation note:
It is important to join screw (1) for exact positioning of the camshaft sensors.

Fit cylinder head cover.
Position screw (1).
Release screw (1) by 90°.







Secure cylinder head cover in sequence (1 to 17) in two work steps.
Tightening torque 11 12 3AZ.







Assemble engine.
Adjusting camshaft timing on left side (N63)