67 32 650 Replacing Fan For Rear Seat Surface (Comfort Seat)
WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.
Remove padding for rear seat. See 52 25 002 REMOVING AND INSTALLING PADDING FOR LEFT OR RIGHT REAR SEAT .
Pull lead (1) slightly out of jacket (2) and disconnect plug connection behind.
Feed fan for seat surface (3) as illustrated out of seat frame (4) and remove.