61 13... In-line plugs, 2-pin, System MPQ 2.8
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.
Press catch on outside in direction of arrow and remove towards top.
Press down retaining hook (1) with screwdriver and pull out cable and contact (2) towards rear.