11 13 000 Removing and installing, sealing or replacing oil sump (N55) RWD

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Special tools required:

11 8 780 .

IMPORTANT: Aluminum screws/bolts are permitted with and without color coding (blue).
Aluminum screws/bolts must be replaced each time they are released .
For reliable identification:
Aluminum screws/bolts are not magnetic .
Joining torque and angle of rotation must be observed without fail (risk of damage) .

Necessary preliminary tasks:

Lower FRONT AXLE .
Drain and add ENGINE OIL .
Detach power steering pump and set it aside (Dynamic Drive only). See REMOVING/INSTALLING POWER STEERING PUMP and REMOVING/INSTALLING HYDRAULIC PUMP FOR DYNAMIC DRIVE .

Release screws (1).

REMOVING LEFT ENGINE SUPPORT ARM .

Fig 1: Identifying Screws Of Engine Support Arm

G09919558

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Release screw (2).

Remove holder (3) for deflecting element.

Fig 2: Identifying Holder And Screws

G09919559

Courtesy of BMW OF NORTH AMERICA, INC.

Unclip electrical lines (2) of monitoring sensors from holder (3).

Disconnect plug connections (1) of monitoring sensors and lay to one side.

Release bolts (5) on gearbox.

Tightening torque 11 13 7AZ .

Lay holder (3) to one side.

Disconnect plug connection (4) on oil level sensor.

Fig 3: Identifying Plug Connections, Electrical Lines, Bolts, And Holder

G09919560

Courtesy of BMW OF NORTH AMERICA, INC.

Release bolts along line (1).

If necessary, remove oil level sensor.

Fig 4: Locating Bolts

G09919561

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Screw (1) M8x92 mm.

Screws (2) M8x112 mm

Screws (3) M8x92 mm

Fig 5: Identifying Screws

G09919562

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Screw (1) M8x50 mm.

Fig 6: Identifying Screw

G09919563

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Replacing all O-rings and seals (1) .

Aluminum screws (2) M8x92 mm and M8x112 mm.

Tightening torque 11 13 3 AZ .

Aluminum screw (3) M8x50 mm.

Tightening torque 11 13 4AZ .

Aluminum screws (4) M8x26 mm.

Tightening torque 11 13 2AZ .

Fig 7: Identifying Gasket And Screws

G09919564

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Special tool 11 8 780 is only required if gear is not installed as mechanical stop.

Secure special tool 11 8 780 with two bolts on crankcase.

Fig 8: Securing Special Tool (11 8 780) On Crankcase

G09919565

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Engine removed:

Position oil sump (1) with no gaps until it contacts special tool 11 8 780 .

Installation note:

Engine installed:

Position oil sump (1) with no gaps until it contacts gearbox housing.

Bolt on oil sump (1).

Fig 9: Positioning Oil Sump

G09919566

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.