Quote: Originally Posted by
upspace 
also interested in any links to more information about i/k bus. especially where to access it in the trunk (wire, pin in harness) for my e46 wagon (built 2003/4)
e46 in the trunk, left side where the cd changer would be, if you feel around you should see 2 wires stuck together the one small 4 pin connector is the ibus, tge other the connector to power + carry sound to the headunit
