64 11 908 Removing and installing/replacing footwell temperature sensor (left)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2016 BMW 328i xDrive, 2016 BMW 328d xDrive, 2015 BMW 328i xDrive, 2015 BMW 328d xDrive, and 2014 BMW 328i xDrive. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
Feed out foam material (3) downwards as pictured.
Pull temperature sensor (2) out of the air duct (1) and disconnect the corresponding plug connection.