Headlamp, Changing From RHD To LHD, Halogen Headlamps
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.
If the vehicle is driven in countries where the traffic drives on the other side of the road (either right-hand or left-hand traffic) than where it is normally driven, no actions whatsoever must be performed.