i have a 2001 integra ls and i was to lazy to go out and buy the harness so i cut the wires ,my sony headunit a ca710x ive looked up diagrams for my head untis harness and it says there is no orange illumination wire and ive hooked the yellow constant form the sony to the acura's blue/white constant and the red ignition acc to the acuras yellow/red ign acc but the only way the head unti will work is if i have the acuras illum red/black hooked to constant and the headlights have to be on can someone help please explain what im doing wrong ive installed 2 radios like this one in a corolla and one in a kia they worked fine but i seem to have run into a prob thanx to anyone who can help