WARNING: This page is about a different car, the 2024 Audi S5, 2024 Audi RS 5, 2023 Audi S5, and 2023 Audi RS 5. However, it is still accessible from the selected car via links, so may be relevant.
-- Carefully pull the engine cover off the ball pins one after the other -arrows-. Do not pull sharply on the engine cover or pull it to one side.