Removal and Replacement

WM 158219 Removing and installing cylinder head cover on V6 DFI engines

Technical values





Preliminary work

1. Remove intake-air distributor. -> 244619 Removing and installing intake-air distributor - section on "Removing" Removal and Replacement
2. Remove bar ignition modules. -> 282020 Removing and installing DFI bar ignition modules - section on "Removing" Service and Repair

Information

Component overview





Overview of cylinder head





Removing cylinder head cover

1. Remove cylinder head cover.
1.1. Unscrew oil cap.
1.2. Unscrew all fastening screws -3-.
1.3. Lift off cylinder head cover (valve cover) and set it down on a clean surface.





Cylinder head cover on V6 DFI engine

Installing cylinder head cover

1. Before fitting the cylinder head cover, apply sealant 000 043 207 54 (status 02/09) as shown => Applying sealant on upper timing-case cover.





Applying sealant on upper timing-case cover

2. Install cylinder head cover (valve cover)

Information

- The seals on the ignition coil slots have a twist lock. These must be inserted into the corresponding cut-out on the cylinder head cover.

2.1. Replace cylinder head cover gasket and shank seals.
2.2. Tighten fastening screws -3- hand-tight.

Information

- The cylinder head cover must be tightened evenly in a clockwise direction!

- The sealing rings of the M6 fastening screws with distance sleeve must be checked for damage and replaced if necessary!

2.3. Tighten fastening screws as shown => Tightening sequence for cylinder head cover ;.=> Tightening torque: 10 Nm (7.5 ftlb.)





Tightening sequence for cylinder head cover

2.4. Screw on oil cap.





Cylinder head cover on V6 DFI engine

Subsequent work

1. Install bar ignition modules. -> 282020 Removing and installing DFI bar ignition modules - section on "Installing" Service and Repair
2. Install intake-air distributor. -> 244619 Removing and installing intake-air distributor - section on "Installing" Removal and Replacement