so bought this multifunction gauge from amazon with the tach, temp , oil , check engine and rev limit,, the tach i got to work but the other four I cant find the right wire either at the gauge or at the motor when i try the oil light comes on but i am not sure thats the right wire for it can anyone here help identified the wire colors please,, this is the wire at the motor green , green/yellow . green/red. blue . yellow. red/yellow, on separate there is a brown and a red wire and the gauge has four wires green/yellow, blue/black, red, green/white but instructions dont say what wire is for what any help is appreciated
