General notes
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2016 MINI Cooper Countryman, 2015 MINI Cooper Countryman, 2014 MINI Cooper Countryman, 2013 MINI Cooper, and 2012 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.
A dry and undamaged windscreen surface is necessary for installation of the rain/light sensor. The sensor must always be cemented to the windscreen without any trapped bubbles. For trouble-free operation of the rain/light sensor, there must be no streaks on the windscreen. Moreover, the wiper blades must be OK.