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View Full Version : OMC Tech 83 johnson gt150 wiring harness pinout



rally996
06-17-2011, 09:50 PM
ok so i need to know the pinout of an omc harness ignition switch side of harness. last owner cut wires from shifter and removed it putting in a rex marine 3 position shifter need to know if i need a nutral switch or not and what those wire colors are and what the rest of them are a simple red=blank ect. will work or a wiring diagram is fine too any help willl be greatly appriciated

racer
06-17-2011, 10:05 PM
Red is battery, black is ground, black/yellow is kill, yellow/red is start, purple is keyed power, purple/white is choke

rally996
06-17-2011, 10:08 PM
ok well there are a whole lot more wires hangin out of the harness than that but that will get me started does it have a neutral circuit that limits rpm or is it just a starter signal interupter

racer
06-17-2011, 10:26 PM
Just starter signal. Sorry I only mentioned key wires, Grey is the tack lead, tan is hot horn, white/tan is trim gauge but should be in a seperate harness with a black, red, green, and blue

rally996
06-17-2011, 10:34 PM
ok thanks will work on that tom after work i do remember seein red green and blue loomed together guessin that is the trim harness prob just got taped to yhe other harness

nymack66
06-19-2011, 07:17 PM
Here you go hope this helps ...