51 21 003 Replacing door detent (lock striker), front left or right
WARNING: This page is about a different car, the 2011 BMW M3, 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.
Release screws (1) and remove door detent (2).
Installation:
If necessary, carry out basic adjustment by way of notches (3) on lock striker (2).
Notches (3) must be vertical to B-pillar.
Tightening torque 51 21 2AZ .