12 61 285 Replacing Level Switch For Engine Oil (M62, M54, S54, M56)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 BMW M3, 2005 BMW M3, 2004 BMW M3, 2003 BMW M3, and 2002 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

Necessary Preliminary Tasks:

Switch off ignition.
Unfasten cover on full-flow oil filter to enable engine oil in filter to flow back into the oil sump.
Drain engine oil.
These operations are described in 00 00 250 BMW ENGINE OIL SERVICE INCL. SUPPLEMENTARY SERVICE (S54) .

Remove reinforcement plate.

IMPORTANT: The article DRIVE AXLE SHAFTS & SEAL (FRONT, ALL WHEEL DRIVE) contains important installation instructions.

Disconnect plug connection (1)

Unscrew nuts (2).

Remove level switch (3).

Installation:

Clean sealing surface on oil sump and replace seal of level switch.

Fig 1: Removing Level Switch
Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Screw on oil-filter cover tightly.

Tightening torque, refer to 11 42 2AZ in ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .

Top up engine oil. Refer to 00 00 250 BMW ENGINE OIL SERVICE INCL. SUPPLEMENTARY SERVICE (S54) .