11 12 005 Removing and installing/sealing left cylinder head cover (N63)

WARNING: This page is about a different variant/trim than selected.

Special tools required:

Necessary preliminary tasks:

Remove ACOUSTIC COVER
Disconnect NEGATIVE BATTERY TERMINAL
Remove left CHARGE AIR COOLER
Remove INTAKE FILTER HOUSING
Remove expansion tanks. See REMOVING COOLANT EXPANSION TANK and REMOVING INTERCOOLER EXPANSION TANK .
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.

Fig 1: Left Cylinder Head Cover Bolts Tightening/Loosening Sequence (N63)

Courtesy of BMW OF NORTH AMERICA, INC.

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

Installation note:

Replace seal (2).

Fig 2: Identifying Sealing Surface And Seal

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Renew profile seal of cylinder head cover.

Fig 3: Identifying Profile Seal Of Cylinder Head Cover

Courtesy of BMW OF NORTH AMERICA, INC.

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°.

Fig 4: Identifying Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Secure cylinder head cover in sequence (1 to 17) in two work steps.

Tightening torque 11 12 3AZ .

Fig 5: Left Cylinder Head Cover Bolts Tightening/Loosening Sequence (N63)

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.