61 13... Inline plugs, 3-, 6- pin, System Elo-Power 2.8
WARNING: This page is about a different car, the 2016 MINI Cooper Paceman, 2015 MINI Cooper Paceman, 2014 MINI Cooper Paceman, and 2013 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.
Press locking hook (1) in direction of arrow and disengage. Then unlock locking hook (2) and remove lock.
Press down retaining hook with screwdriver (1) and pull out cable with contact towards rear.