11 12 101 Replacing cylinder head gasket

Special tools required:

Necessary preliminary tasks:

Insert special tool 11 4 430 into bores.

Remove head gasket.

IMPORTANT: Check identification (1) on cylinder head gasket (N54).

Fig 1: Identifying Special Tool (11 4 430) And Identification Marks On Cylinder Head Gasket (N54)

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Remove remnants of oil and dirt from pocket holes (1).

IMPORTANT: Work on sealing face on engine block and on cylinder head with special tool 11 4 470 only.
Do not use any metal-cutting tools.

Fig 2: Identifying Pocket Holes

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Identification (1) of head gasket (N54).

Gasket (3) is a sheet-metal gasket with rubber coating.

Fig 3: Identifying Identification Mark Of Head Gasket (N54) And Gasket

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Check adapter sleeves (1) for damage and firm seating.

Place head gasket (2) in direction of arrow on engine block.

Fig 4: Checking Adapter Sleeves For Damage And Firm Seating

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NOTE:

Check cylinder head for DEVIATION FROM FLATNESS .

Check cylinder head for WATER LEAKS .

Assemble engine.