http://www.acksfaq.com/2016fsmbp.php?ur ... %20Version)&keywords=sj410%20wiring%20diagram%20SJ-410%20wiring%20diagram
There's one for a sj410, not an Australian model however, not sure if this helps.
Maybe ask fat zook, I think he did something like this with a jimny loom years ago, not too sure. Otherwise it's multi meter time mate