ign

I have bought a 2004 fe450 and am looking for a wiring diagram , I am wanting to get rid of the ign barrel and just need to know what the 4 wires do, I have 2 yellows, a brown and black with yellow trace, one of the yellows goes live when staring and is live while running, I take it the brown is...

Anyone know what failed?

Hi there m8:s wondering if there is any way to measure the ignition coil and look for ohms or anything else, i know my stator is broken but want to eleminate the ign coil as trouble. And my kicklevel is strange, its going almost halfways down before somethings is happening, is there anyway to...