its looking more and more like ecu and that last post was me not knowing!! theres 1 pcm it is the ecu lol!! the dude that looks after my cars when i dont know what im doin is an oldskool mechanic/autoelectrician but is better with the older stuff but he'l sort it eventually! i no all about wiring in cossies mate. my last car was a magenta 4x4 hence my name as someone said to me once 'i never knew cossie came in brown' haha! it caught fire next to the 2 ecus behind the glovebox, was 1 of those bundle of relays and i chaned the entire wiring loom myself and that was fun but everything worked and was better than before!! you'll sort it!