11 12 000 Removing And Installing/Sealing Cylinder Head Cover (N54)

Special tools required: 

For the following special tools, refer to ENGINE- SPECIAL TOOLS .

• 11 8 620

Necessary preliminary tasks: 

• Disconnect battery negative lead
• Remove rod-type ignition coils  . See 12 13 511 REPLACING IGNITION COILS (N54, N53, N43) .
• Unclip injector wiring harness  . See 12 51 100 REPLACING WIRING HARNESS SECTION FOR IGNITION COIL (N54) .
• Remove INJECTORS .
• Remove tension strut  . See 51 71 371 REMOVING AND INSTALLING/REPLACING TENSION STRUT ON LEFT OR RIGHT SPRING STRUT DOME (CONVERTIBLE) or 51 71 371 REMOVING AND INSTALLING/REPLACING TENSION STRUT ON LEFT OR RIGHT SPRING STRUT DOME (COUPE) .
• Remove fresh air duct  . See 51 71 371 REMOVING AND INSTALLING/REPLACING TENSION STRUT ON LEFT OR RIGHT SPRING STRUT DOME (CONVERTIBLE) or 51 71 371 REMOVING AND INSTALLING/REPLACING TENSION STRUT ON LEFT OR RIGHT SPRING STRUT DOME (COUPE) .

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

Fig 1: Identifying Vacuum Lines

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

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

Fig 2: Identifying Vacuum Lines

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

Fig 3: Identifying Screw

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Release screws (1) on cylinder head cover.

Fig 4: Identifying Screws On Cylinder Head Cover

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Release screws (1 and 2) along lines.

Tightening torque. See 11 12 4AZ in CYLINDER HEAD WITH COVER .

Fig 5: Identifying Screws

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Installation: 

Replace seal (1)  .

Press gasket (1) into cylinder head cover.

Fig 6: Identifying Cylinder Head Cover Gasket

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Assemble engine.