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11 12 000 Removing and installing/sealing cylinder head cover (W10)

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Necessary preliminary tasks: 

Remove hose (1).

Detach crankcase breather valve (2).

Detach plug connector from ignition coil block (3).

Detach spark plug connectors (4).

Remove wiring harness retaining clips from valve cover screws.

Fig 1: Detaching Plug Connector From Ignition Coil Block
G03306062Courtesy of BMW OF NORTH AMERICA, INC.

Remove valve cover screws.

Remove cylinder head cover. Refer to 11 12 000 REMOVING AND INSTALLING/SEALING CYLINDER HEAD COVER (W10) .

Fig 2: Removing Valve Cover Screws
G03306063Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Check valve cover seal, replace if necessary.

Remove retaining screws from cylinder head cover.

Check rubber elements, replace if necessary.

Clean mating surfaces with suitable materials.

Fig 3: Removing Retaining Screws From Cylinder Head Cover
G03306064Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Tighten down bolts in sequence 1 to 12.

Tightening torque, refer to 11 12 1AZ in ENGINE - TIGHTENING TORQUES- COOPER (1.6L) R50/W10 .

IMPORTANT: Tighten down cylinder head cover in two operations.
Fig 4: Identifying Tightening Sequence Of Cylinder Head Cover Bolts
G03306065Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.