52 26... Emergency actuator for rear seat backrest
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 528xi, 2010 BMW 528i, 2009 BMW 528xi, 2009 BMW 528i, and 2008 BMW 528xi. However, it is still accessible from the selected car via links, so may be relevant.
Open luggage compartment.
Insert screwdriver for levering in snap-in hole of rear seat lock.
Press screwdriver to center of car and in so doing press supporting point (1) of Bowden cable outwards.