In this article, we consider the fifth-generation Mazda B-Series (UN) after a facelift, produced from 2002 to 2006. Here you will find fuse box diagrams of Mazda B2300, B3000, B4000 2002, 2003, 2004, 2005 and 2006, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.