WARNING: This page is about a different car, the 2017 Audi A3, 2016 Audi A3, and 2015 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Locating Plate Spring & Spacer Ring
Courtesy of AUDI OF AMERICA, LLC
Installed location of spring washer and thrust washer on outer joint