Cylinder Bank 1 Check Valve, Removing And Installing: Notes
WARNING: This page is about a different car, the 2016 Audi Q5, 2015 Audi Q5, and 2014 Audi Q5. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The removing and installing procedure for models without a connection for the coolant hose is described here.