Removing and installing lower gear case cover (S63T2) (X6 M)

Special tools required: 

• 11 4 470

Necessary preliminary tasks: 

• Remove ENGINE .
• Remove LEFT CYLINDER HEAD  and RIGHT CYLINDER HEAD .
• Remove UPPER OIL SUMP SECTION .
• Remove alternator BELT TENSIONER .
• Remove VIBRATION DAMPER .
• Remove COOLANT PUMP .
• Remove ALTERNATOR .
• Remove AIR CONDITIONING COMPRESSOR .
• Remove hub for VIBRATION DAMPER .

Release screws along lines (1).

Remove timing case cover (2) towards front.

Clean sealing surfaces with special tool 11 4 470.

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Release screw (1).

Tightening torque 11 14 1AZ .

Remove jump guard (2).

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Clean sealing surfaces with special tool 11 4 470. 

Installation note: 

Preposition all bolts in timing case cover.

Replace beaded metal gaskets (1, 2 and 3)  .

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Fit timing case cover (2).

Initially tighten all bolts to approx. 5 Nm.

Fully tighten all bolts in alternate sequence.

Tightening torque 11 14 2AZ .

Installation note: 

Wait for PU material to emerge at sealing joints.

Carefully wipe off  protruding PU material.

Courtesy of BMW OF NORTH AMERICA, INC.

Replace RADIAL SHAFT SEAL  in gear case cover at bottom  .

Assemble engine.