2003 Toyota 4 Runner Fuse Diagram . Under the VSC section I can find the switch but the only wires it shows are WG and WB which are. Have your Toyota dealer correct it as If you are not sure whether the fuse has soon as possible. blown, try replacing the suspected fuse with one. Fuse Box Diagram Toyota 4Runner (N210; 2003-2009) (Bernice Harris) Is there a fuse failure or what? Under the VSC section I can find the switch but the only wires it shows are WG and WB which are. I put a new battery in my fab. Is there a fuse failure or what? Have your Toyota dealer correct it as If you are not sure whether the fuse has soon as possible. blown, try replacing the suspected fuse with one. Toyota T100 Fuse Diagram - Wiring Forums Fuse Box Diagram Toyota 4Runner (N210; 2003-2009) Interior Fuse Box Location: 2003-2009 Toyota 4Runner ...