64 11 991 Removing and installing/replacing sensor for automatic recirculated air control (AUC)
WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2015 BMW Alpina B7L, 2015 BMW Alpina B7, 2015 BMW 750i, 2015 BMW 750Li, and 2015 BMW 740i. However, it is still accessible from the selected car via links, so may be relevant.
Lever out expansion rivets (1).
Feed out cover (2).
Unlock retaining lug (1) on AUC sensor (2).
Remove AUC sensor (1) from holder (2) on fan sealing frame cover (3).
Unlock associated plug connection and disconnect.