2004-2008 Audi A4 B7 Fuse Box Location List Diagram Apr 26, 2019Fuse Location. Cabin fuses in Audi A4 B6 / B7 are located on the side of the dashboard. To access them you need to open drivers door, locate dashboard side cover and pry it. Open drivers door; Pry dashboard side cover. The fuse box will be visible as shown below. Fuse Box DiagramAuthor: YOUCANIC Fuse box Audi A4 (B5) - fusesdiagram Fuse box in passenger compartment Audi A4 (B5). fuse box location. The unit is located under a cover at the end of the dashboard on the left-hand side. To open cover insert a screwdriver in the slot below the cover and pry it off. The crank handle for manual operation of the electric sun roof is clipped on the inside of the fuse box cover.