Vehicle Electrical System Control Module -J519-, REMOVING AND INSTALLING: Notes
WARNING: This page is about a different car, the 2019 Audi A5 Sportback and 2018 Audi A5 Sportback. However, it is still accessible from the selected car via links, so may be relevant.
If replacing the control module, select the "Replace control module" function for the corresponding control module on the Vehicle Diagnostic Tester