11 13 000 Removing and Installing, Sealing Or Replacing Oil Sump (N54)

IMPORTANT:

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

The end faces of aluminum screws/bolts are painted blue for the purposes of reliable identification.

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

Necessary preliminary tasks:

Remove engine splash guard.
Secure engine in installation position. (See 11 00 670 SECURING ENGINE IN INSTALLATION POSITION (N54) )
Lower front axle. (See 31 11 506 LOWERING/RAISING FRONT AXLE CARRIER and 31 11 506 LOWERING/RAISING FRONT AXLE CARRIER )
Remove vane-type pump of power steering.
AWD optional extra: Remove front axle differential.

NOTE: If automatic transmission optional extra installed, lines must be detached from engine oil sump.

Release bolts (3) on transmission.

Detach return hose (2).

Release screws along line (1).

Installation:

Replace aluminum screws.

If necessary, release bolts (4), remove oil level sensor.

Installation:

Replace all seals.

Fig 1: Identifying Return Hose, Screw & Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.