12 41 020 Removing and installing/replacing starter (N74): Installation
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2016 BMW 760Li, 2015 BMW 760Li, 2014 BMW 760Li, 2013 BMW 760Li, and 2012 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.
Check starter pinion and ring gear for damage. Replace damaged parts if necessary.
Reassemble the vehicle.