34 33 280 Removing and installing brake booster vacuum pressure sensor
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.
Detach service opening (1).
Disconnect plug connection (1) at vacuum sensor.
Carefully remove vacuum sensor (2) from brake booster in direction of arrow.
Installation note:
Check seal in brake booster and replace if necessary.