12 61 285 Replacing level switch for engine oil (M62, M54, S54, M56)

WARNING: This page does not describe the selected car, but rather 17 other vehicles, including the 2006 BMW 330Ci, 2006 BMW 325Ci, 2005 BMW 330xi, 2005 BMW 330i, and 2005 BMW 330Ci. 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 the section BMW engine oil service.00 00 250 BMW ENGINE OIL SERVICE INCL. SUPPLEMENTARY SERVICE (M54 / M56)

Remove reinforcement plate.

IMPORTANT: The section Removing and installing reinforcement plate contains important installation instructions. See 51 71 374 REMOVING AND INSTALLING/REPLACING REINFORCEMENT PLATE ON FRONT AXLE SUPPORT

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.

Top up engine oil. See 00 00 250 BMW ENGINE OIL SERVICE INCL. SUPPLEMENTARY SERVICE (M54 / M56)