Fuse box Audi A4 (B6) - fusesdiagram Locate fuse and relay. Fuse box diagram. Identifying and legend fuse box Audi A4 (B6) 2000-2006. SOLVED: WHERE IS THE FUSE BOX ON A 2003 AUDI V6 3.0 - Fixya Mar 09, 2012WHERE IS THE FUSE BOX ON A 2003 AUDI V6 3.0 LOCATED? Posted by edlover4u on Mar 09, 2012. Check up dipped beam headlights fuse inside fuse box. For Audi A4 the fuse box is located on the left side of dashboard behind a plastic cover (for left hand steering wheel vehicle). On inner face of the plastic cover you will find the fuse diagram.