12 61 250 Removing and installing/replacing oil temperature sensor (M54)

WARNING: This page is about a different car, the 2005 BMW Z4, 2004 BMW Z4, and 2003 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Switch off ignition
Unfasten oil filter cap to enable engine oil in filter to flow back into the oil sump.
Remove intake filter housing . See 11 61 050 REMOVING AND INSTALLING INTAKE AIR FILTER HOUSING .

Installation location: at base of oil filter.

Disconnect plug connection (1).

Unscrew oil temperature sensor.

IMPORTANT: Engine oil may emerge when the oil temperature sensor is removed - have a cleaning cloth to hand.
Catch and dispose of emerging engine oil.

Installation:

Tightening torque, see 12 61 1AZ in ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .

Screw on oil-filter cover tightly.

Check engine oil level, top up engine oil if necessary.

Fig 1: Disconnecting Plug Connection (1 Of 2)

Courtesy of BMW OF NORTH AMERICA, INC.