12 61 250 Removing and installing/replacing oil temperature switch (M52TU, M54, M56)

WARNING: This page is about a different car, the 2003 BMW 525i, 2002 BMW 525i, 2001 BMW 525i, and 2000 BMW 528i. However, it is still accessible from the selected car via links, so may be relevant.

Switch off ignition.

Remove suction filter housing. See 13 71 000 REMOVING AND INSTALLING INTAKE FILTER HOUSING (M54)

Unfasten oil filter cover to enable engine oil in filter to flow back into the oil sump.

Fig 1: Releasing Oil Filter Cover

Courtesy of BMW OF NORTH AMERICA, INC.

Location: On base of oil-filter.

NOTE: Figure shows power steering pump supply tank removed.

Disconnect plug connection (1).

CAUTION: A few drops of oil escape when the oil temperature switch is released. Catch residual oil with cleaning cloth and dispose of oil.

Release oil temperature switch.

Fig 2: Disconnecting Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Tightening torque. Refer to ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUE .