64 11 912 Removing and installing/replacing temperature sensor for heating unit
WARNING: This page is about a different car, the 2010 BMW 535xi, 2009 BMW 535xi, and 2008 BMW 535xi. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
Unfasten plug connection (1) and disconnect.
Pull out temperature sensor for heating unit (2) in direction of arrow.
Installation note:
Make sure temperature sensor for heating unit (2) is correctly seated.