61 13... In-line plugs, 2-pin, System MDK 3 plus 2.8
WARNING: This page is about a different car, the 2016 BMW Z4, 2015 BMW Z4, and 2014 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
Special tools required:
Unlock lock (1) on outside at retaining hook and slide out lock (1) to side.
With special tool 61 0 316 (61 1 136), unlock contact and pull out cable with contact (1) towards rear.