OK the fuse box that comes right off the batter connecter postive. On the 120 amp fuse there is a wire comming out the bottom plz tell me where this goes.
Please help me thank you so much.

 

plz help it is about 15inches long and has a ring terminal on both sides.

 

It goes up to the next fuse box by the power steering pump.

It would be a good thing if you bought yourself the Mazda manual. It is the most important TOOL you can own! F section electrical schematic also shows this.