Interior Fuse Box Location: 2000-2004 Ford Focus - 2002 Click to view0:17If your Focus is experiencing electrical problems, you should always check the fuses first, because they are relatively easy to check and cheap to change. Some Fords have multiple interior fuse boxes including in the trunk - the video above will show you where the interior fuse box of your 2002 Focus is located. Ford Focus (1999 - 2004) - fuse box diagram - Auto Genius May 01, 2015Ford Focus (1999 – 2004) – fuse box diagram. Year of production: 1999, 2000, 2001, 2002, 2003, 2004. Passenger compartment fuse box. Ford Focus MK1 – fuse box Fuse box Ford Focus MK2 - fusesdiagram Locate fuse and relay. Fuse box diagram. Identifying and legend fuse box Ford Focus MK2 2004-2011.