hello I have a 1993 cbr900 im having problem with one coil not firings the one that runs cylinder 1&4... I have changed the stator,regulator/rectifier,wires,coils,... it was running fine then all sudden I left a friends n bout 2 blocks awy lost half power I can not pinpoint it...any help would be appreciated!!! also ive been trying to test cdi box,,the 2 coils have a black/white wire which is power then a yellow/blue wire on 1 coil and a blue/yellow to other one all these wires go to cdi box ...so testing the wires at cdi box I have the black which has power but I got one of the blue yellow wires giving me poewer also but the other does not is anybody know which wires should have power to them at cdi box