11 14 110 Removing and installing lower timing case cover (N63 O1)

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Special tools required:

11 4 470 .

Necessary preliminary tasks:

Fully remove FRONT AXLE together with engine.
Remove engine from front axle. See REMOVING/INSTALLING ENGINE ON FRONT AXLE or REMOVING/INSTALLING ENGINE ON FRONT AXLE (AWD) .
Mount engine on ASSEMBLY STAND .
Remove both cylinder heads. See LEFT CYLINDER HEAD and RIGHT CYLINDER HEAD .
Remove alternator BELT TENSIONER .
Remove OIL PUMP .
Remove UPPER OIL SUMP SECTION .
Remove VIBRATION DAMPER .
Remove COOLANT PUMP .
Remove ALTERNATOR .
Remove A/C COMPRESSOR .

Release screws along lines (1).

Remove timing case cover (2) towards front.

Clean sealing surfaces with special tool 11 4 470 .

Graphic N63.

Fig 1: Identifying Timing Case Cover And Screws

G09919606

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Check jump guard for damage.

Release screw (1).

Tightening torque 11 14 1AZ .

Remove jump guard (2).

Fig 2: Identifying Jump Guard And Screw

G09919607

Courtesy of BMW OF NORTH AMERICA, INC.

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).

Fig 3: Identifying Beaded Metal Gaskets

G09919608

Courtesy of BMW OF NORTH AMERICA, INC.

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.

Do not wash off PU material overhang

Fig 4: Identifying Timing Case Cover And Screws

G09919609

Courtesy of BMW OF NORTH AMERICA, INC.

Replace RADIAL SHAFT SEAL in timing case cover at bottom.

Assemble engine.