2004-2008 Audi A4 B7 Fuse Box Location List Diagram Audi A4 B7 2004-2008 Fuse Box Location, Chart, List, Diagram. Audi a4 b6 fuse box diagram. 2004 2005 2006 2007 2008Author: YOUCANIC Fuse box Audi A4 (B8) - fusesdiagram Fuse box in passenger compartment Audi A4 (B8). fuse box location. The various electrical circuits are protected by fuses. The fuse boxes are located behind covers on the left and right sides of the dash panel and in the compartment on the right side of the boot.