64 11 991 Removing and installing/replacing sensor for automatic air recirculation control (AUC)
WARNING: This page does not describe the selected car, but rather 50 other vehicles, including the 2016 BMW M5, 2016 BMW ActiveHybrid 5, 2016 BMW 550i xDrive, 2016 BMW 550i, and 2016 BMW 535i xDrive. However, it is still accessible from the selected car via links, so may be relevant.
Lever out expanding rivets (1).
Feed out cover (2).
Unlock retaining lug (1) on AUC sensor (2).
Remove AUC sensor (1) from holder (2) on blower sealing frame lid (3).
Unlock associated plug connection and disconnect.