Fuel Filler Door Unit Drain Hose, Removing And Installing: Installing
WARNING: This page is about a different car, the 2021 Audi S4 and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
Install in reverse order of removal and note the following:
-- Insert the drain hose -1- from above into the fuel filler door cup -2-.
 Courtesy of AUDI OF AMERICA, LLC
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- The collar -arrow- on the drain hose must be on top.
-- Insert the drain hose into the mount.