0490966 113290 Pin Minimum set: Mechanical tools AM: Notes
WARNING: This page is about a different car, the 2013 BMW X5, 2012 BMW X5, and 2011 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
(Retaining pins) For the secondary chain tensioner for blocking the chain tensioner piston, e.g. when removing and installing the camshaft sprockets