My Excell has no spark I tried a known good cdi box and external coils i need the specs on testing the internal coils along with what wires to test along with anything esle it might be

My Excell has no spark I tried a known good cdi box and external coils i need the specs on testing the internal coils along with what wires to test along with anything esle it might be[/b]
Hi try disconecting you carb safety swicth and plug them togther this should work. You need to have a continuous circut if not it willl not run. I have seen many of these switch act up.