ok, i just spend 40 minutes looking online and i have had it. i am trying to hook up my plx wideband, but i cannot find the dammed power and groung wires going into the cu. all i can find are pinouts for components and sensors. so, could someone please tell me the location and color or the power and ground on an obd1 ecu p28

 

you might be able to find the info here

http://www.ff-squad.com/technet/

 

u saved my life!!!!!