64 11 939 Replacing temperature sensor for heater
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2003 BMW 540i, 2002 BMW 540i, 2001 BMW 540i, 2000 BMW 540i, and 1999 BMW 540i. However, it is still accessible from the selected car via links, so may be relevant.
MID or radio removed,
refer to 65 81 010 REMOVING AND INSTALLING/REPLACING MULTI-INFORMATION DISPLAY (MID OR IRIS) .
or refer to 65 11 030 REMOVING AND INSTALLING/REPLACING RECEIVER
Disconnect connector.
Pull out temperature sensor.