Outer Rear Belt End Fitting, Removing And Installing: Installing
WARNING: This page is about a different car, the 2022 Audi RS 6 Avant and 2021 Audi RS 6 Avant. However, it is still accessible from the selected car via links, so may be relevant.
-- Position the belt end fitting so that the anti-twist mechanism -arrow- engages in the cut-out on the floor panel.
Further installation is the reverse order of removal.