11 12 000 Removing and installing/sealing cylinder head cover (N54, N54T)

WARNING: This page is about a different car, the 2016 BMW Z4, 2015 BMW Z4, and 2014 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

11 8 620

Necessary preliminary tasks:

Disconnect BATTERY NEGATIVE LEAD
Remove ROD-TYPE IGNITION COILS
Unclip injector WIRING HARNESS
Remove INJECTORS
Remove right TENSION STRUT

Disconnect vacuum lines (2) from vacuum lines (1).

Unclip vacuum lines (1).

Fig 1: Identifying Vacuum Lines

Disconnect vacuum lines (1) from vacuum lines (2).

Unclip vacuum line (2) and lay to one side.

Fig 2: Identifying Vacuum Lines

Release screw (1) with special tool 11 8 620 .

Fig 3: Identifying Cylinder Head Cover Screw

Installation note:

Slotted sleeves (2) for guiding ignition coils in cylinder head cover (1) must be replaced.

Remove slotted sleeves (2).

Fig 4: Identifying Cylinder Head Cover And Slotted Sleeves

Release screws (1) on cylinder head cover.

Fig 5: Identifying Cylinder Head Cover Screw

Release screws (1 and 2) along lines.

Tightening torque 11 12 4AZ .

Fig 6: Identifying Cylinder Head Cover Screws

Installation note:

Replace gasket (1).

Press gasket (1) into cylinder head cover.

Fig 7: Identifying Cylinder Head Cover Gasket

Assemble engine.