11 13 000 Removing and installing, sealing or replacing oil sump

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 535xi, 2010 BMW 535i, 2009 BMW 535xi, 2009 BMW 535i, and 2008 BMW 535xi. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT:

When performing repair work on the engine oil, coolant or fuel circuit, you must protect the alternator against dirt contamination.

Risk of damage!

Cover alternator with suitable materials.

Failure to comply with this procedure may result in an alternator malfunction.

IMPORTANT:

Aluminum screws/bolts must be replaced each time they are released .

Aluminium screws/bolts are permitted with and without color coding (blue).

For reliable identification:

Aluminium screws/bolts are not magnetic .

Jointing torque and angle of rotation must be observed without fail (risk of damage) .

Necessary preliminary tasks:

Remove FAN COWL .
Secure engine in INSTALLATION POSITION .
Lower FRONT AXLE .
Release POWER STEERING PUMP and place to one side
Observe tightening specifications without fail during installation.
Drain and add ENGINE OIL .

NOTE: On vehicles with option SA205 (automatic transmission), it is necessary to remove the transmission oil cooler lines from the oil sump.

Release bolts (3) on transmission.

Tightening torque: 19 Nm

Detach return hose (2).

IMPORTANT:

Bolts of oil sump have different lengths.

Observe different tightening torques.

Release screws along line (1).

Tightening torque:

ASA screw Oil sump (aluminium) to crankcase lower half. Aluminium screws/bolts are permitted with and without color coding (blue).	M8 x 26	Replace screw. Thread repairs exclusively with aluminium Helicoil threaded insert. Jointing torque and angle of rotation must be observed without fail.	Jointing torque: 8 Nm Angle of rotation: 60 °
ASA screw Oil sump (aluminium) to crankcase lower half. Aluminium screws/bolts are permitted with and without color coding (blue).	M8 x 112 / M8 x 92	Replace screw. Thread repairs exclusively with aluminium Helicoil threaded insert. Jointing torque and angle of rotation must be observed without fail.	Jointing torque: 8 Nm Angle of rotation: 180 °

Installation note:

Replace aluminum screws.

If necessary, release nuts (4). Remove oil level sensor.

Tightening torque: 8 Nm

Installation note:

Replace sealing ring.

IMPORTANT:

There must be no adhesive residues in the lower crankcase section retaining threads.

Clean retaining threads and sealing surfaces.

Installation note:

Replace all gaskets.

Fig 1: Identifying Return Hose, Screw & Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.