11 13 000 Removing and installing, sealing or replacing oil sump (B36A/B38A)

Special tools required: 

• 11 4 472
• 11 4 471
• 11 8 780

Necessary preliminary tasks: 

• Drain off ENGINE OIL
• Remove STARTER MOTOR
• Remove HOLDER

Engines with surface sealant:

Application time of sealing bead max. 12 minutes

Removal: 

Release screws (1) from pressure pipe.

Fig 1: Locating Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock connector (1) and pull off.

Fig 2: Locating Connector

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1).

Release positive wire from clip (2).

Place wiring harness to one side.

Fig 3: Locating Positive Wire Clip

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1) from transmission.

Release screws (2-17).

Fig 4: Engine Oil Sump Screws Tightening/Loosening Sequence

Courtesy of BMW OF NORTH AMERICA, INC.

Engine with liquid sealing compound: 

IMPORTANT:

The oil sump can only be loosened in the areas (1) where an aperture is present in the oil sump.

Fig 5: Oil Sump Aperture Area

Courtesy of BMW OF NORTH AMERICA, INC.

Use a mounting lever (1) to release oil sump in direction of arrow at the correct location.

Fig 6: Releasing Oil Sump Using Mounting Lever

Courtesy of BMW OF NORTH AMERICA, INC.

Preparation for installation: 

Clean sealing residues from oil sump and crankcase.

Clean sealing surface (1) with special tool 11 4 472 .

Fig 7: Cleaning Sealing Residues From Oil Sump With Special Tool (11 4 470)

Courtesy of BMW OF NORTH AMERICA, INC.

Clean sealing surface (1) with special tool 11 4 471 .

Fig 8: Cleaning Sealing Surface With Special Tool (11 4 470)

Courtesy of BMW OF NORTH AMERICA, INC.

Applying sealing compound without replacing front bottom timing case cover: 

Apply SEALING COMPOUND (2.2)  in this area (1).

Make sure that the sealing bead runs along the inner edge.

The oil return orifice must be rounded completely.

Fig 9: Sealing Application Area - Without Replacing Front Bottom Timing Case Cover

Courtesy of BMW OF NORTH AMERICA, INC.

Sealant height approximately 2 to 2.5 mm.

Applying sealing compound after replacing the front bottom timing case cover: 

Apply the SEALING COMPOUND (2.2)  in area (1).

Make sure that the sealing bead runs along the inner edge.

The oil return orifice must be rounded completely.

The sealing bead (1) must overlap (2) with the gasket of the timing case cover approx. 5 mm.

Fig 10: Sealing Application Area - After Replacing Front Bottom Timing Case Cover

Courtesy of BMW OF NORTH AMERICA, INC.

Sealant height approximately 2 to 2.5 mm.

Installation: 

Position the special tool 11 8 780 with the Torx screw (1) from the transmission so that the engine oil sump is exactly flush with the engine block.

Fig 11: Positioning Special Tool (11 8 780) With Torx Screw From Transmission

Courtesy of BMW OF NORTH AMERICA, INC.

If necessary, replace fitting sleeves.

Attaching the oil sump.

Join Torx screws (1) to 5 Nm.

Tighten down all screws on oil sump.

Tightening torque: 11 13 2AZ .

Tighten down Torx screws (1).

Tightening torque: 24 00 1AZ .

Fig 12: Oil Sump Screws Tightening/Loosening Sequence

Courtesy of BMW OF NORTH AMERICA, INC.

Tighten screw (1).

Clip in positive wire in clip (2).

Fig 13: Locating Positive Wire Clip

Courtesy of BMW OF NORTH AMERICA, INC.

Attach connector (1).

Fig 14: Locating Connector

Courtesy of BMW OF NORTH AMERICA, INC.

Tighten screws (1) of pressure pipe.

Tightening torque 11 61 3AZ .

Fig 15: Locating Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Required follow-up work: 

• Top up ENGINE OIL