Cylinder Head Gasket: Service and Repair

11 12 101 Replacing cylinder head gasket (N54, N54T)

Special tools required:





Necessary preliminary tasks:
^ Remove cylinder head.

Insert 11 4 430 special tool into bore holes.

Remove head gasket.

Important!





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





There must be no fluids or contaminants in any of the threaded holes (1) for the cylinder head bolt connections.

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





Identification (1) of head gasket (N54).

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

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





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





Note:
Check cylinder head for deviation from flatness.

Check cylinder head for water leaks.

Assemble engine.