0490992 113420 Clamp Mechanical tool: 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:
(Lock pin clip) For secondary chain tensioner (2 pieces) for locking the chain tensioner piston e.g. when removing or fitting the camshaft sprockets