61 31 382 Replacing coolant level switch

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2017 BMW X3, 2016 BMW X3, 2015 BMW X3, 2014 BMW X3, and 2013 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Risk of scalding!
Only perform this work after engine has cooled down.

Unfasten plug connection (1) and disconnect.

Turn coolant level switch (2) in direction of arrow and pull downwards out of expansion tank (3).

Fig 1: Turning Coolant Level Switch

Courtesy of BMW OF NORTH AMERICA, INC.