Hotel setting
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.
When the hotel setting is selected, the tailgate also stays locked after the vehicle is unlocked. For hotel position to be selected, the setting of the hotel position switch is detected.