11 12 000 Removing and installing/sealing cylinder head cover (M57T2)

Necessary preliminary tasks:

Remove fan with fan cowl. See 17 11 035 REMOVING AND INSTALLING/REPLACING FAN COWL WITH ELECTRIC FAN (M57T2) .
Remove air filter
Remove all INJECTORS OF FUEL INJECTION SYSTEM (M57T2) .

IMPORTANT: Protect alternator against engine oil.
Cover alternator with suitable apparatus (risk of damage).
Fit charge air hoses dry and without grease.

Release screws (1).

Remove suction pipe in direction of arrow.

Fig 1: Removing Suction Pipe

Courtesy of BMW OF NORTH AMERICA, INC.

Release all bolts (arrows).

Release bolts (1) from outside to inside.

Remove cylinder head cover (3).

Installation:

First tighten bolts (1) from inside to outside.

Tighten down outer bolts diagonally and evenly.

Fig 2: Locating Cylinder Head Cover Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (arrows).

Replace profile gaskets (1).

Sealing faces clean and free of seal debris.

Fig 3: Locating Profile Gasket Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Remove gasket debris from sealing faces (2) of cylinder head and clean.

Apply a bead of Drei Bond 1209 sealing compound (refer to BMW Parts Service), approx. 3 mm wide and 2 mm high, in area of joints (1).

NOTE: Illustrations show M57.

Fig 4: Identifying Drei Bond 1209 Sealing Compound Applying Areas

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.