11 14 110 Removing and installing lower timing case cover (N63O1)

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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 applicable procedure for drivetrain configuration: 11 00 598 REMOVING AND INSTALLING ENGINE ON FRONT AXLE (N63O1) WITH GA8HP70Z TRANSMISSION , 11 00 598 REMOVING AND INSTALLING ENGINE ON FRONT AXLE (N63O1) WITH GA8HP70Z ALL-WHEEL DRIVE VEHICLE TRANSMISSION , 11 00 598 REMOVING AND INSTALLING ENGINE ON FRONT AXLE (N63O1) WITH GA6HP26Z ALL-WHEEL DRIVE VEHICLE TRANSMISSION or 11 00 598 REMOVING AND INSTALLING ENGINE ON FRONT AXLE (N63O1) WITH MANUAL GEARBOX .
Mount engine on assembly stand. See 11 00 MOUNTING ENGINE ON ASSEMBLY STAND (N63O1) .
Remove both cylinder heads. See 11 12 105 REMOVING AND INSTALLING LEFT CYLINDER HEAD (N63O1) and 11 12 106 REMOVING AND INSTALLING RIGHT CYLINDER HEAD (N63O1) .
Remove alternator BELT TENSIONER
Remove OIL PUMP .
Remove UPPER OIL SUMP SECTION
Remove VIBRATION DAMPER
Remove COOLANT PUMP
Remove ALTERNATOR
Remove A/C compressor. See applicable procedure for drivetrain configuration: 64 52 523 REMOVING AND INSTALLING/REPLACING A/C SYSTEM COMPRESSOR (S63) , 64 52 524 REMOVING AND INSTALLING/REPLACING HEATING AND AIR CONDITIONING SYSTEM COMPRESSOR (N63, X DRIVE, DYNAMIC DRIVE) or 64 52 524 REMOVING AND INSTALLING/REPLACING HEATING AND AIR CONDITIONING SYSTEM COMPRESSOR (N63, WITH DYNAMIC DRIVE) .

Release screws along lines (1).

Remove timing case cover (2) towards front.

Clean sealing surfaces with special tool 11 4 470 .

NOTE: Illustrations shows N63 engine.

Fig 1: Identifying Timing Case Cover And Bolts

G10041831

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

G10041832

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

G10041833

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 Bolts

G10041834

Courtesy of BMW OF NORTH AMERICA, INC.

Replace RADIAL SHAFT SEAL in gear case cover at bottom.

Assemble engine.