Fuse box Audi A3 8P - fusesdiagram Locate fuse and relay. Fuse box diagram. Identifying and legend fuse box Audi A3 2003-2013. Audi A3 8V (2012 to 2018) Fuses Box Location and Fuse List Apr 03, 2018The Audi A3 8V (2012 – 2018) have 2 fuse boxes locations. One on vehicle interior and another one in engine compartment – Scroll down to see how to access them and the fuses list. 1- Fuse box on vehicle interior. To access the fuse box located on the left side, open storage compartment behind a cover near the steering column.