Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
Enjoy XS400.com?Consider making a donation to help support the site. XS400.com receives a small share of sales from some links on this page, but direct donations have a much greater impact on keeping this site going.
the red wire gets power constantly once the key turns on. Depending on the crankshaft position you might have power to the orange wire with the key on, but power will blink on and off when cranking over the engine.
this diagram is for a antique car but same principle. On our bikes the...
Also if you don't have 12v to the red/white wire unplug your igniter unit (The red/white wire gets 12v directly from the kill switch, and the igniter unit gets a 12v source of power from the same wire) If you then have 12v now at the coil then chances are the igniter unit is grounding out...
I Actually just had a similar problem with my 1980 xs400G. For me I lost all spark, and it turned out to be a bad connection at the ignition fuse. But along the way I picked up a few things. Get a test light or voltmeter. Remove the gas tank and disconnect the connection from the coil to the...