I have read in this forum about fuse boxes that are under the passenger seat and under the drivers seat. In the wiring diagrams I got, there are only two fuse boxes (Engine and the other under the steering wheel). How many fuse boxes are there? Where?

Thanks for your help!
1994 3.9

 

i only know of the one under the bonnet and the other under the steering wheel. im sure thats all there is