https://photos.app.goo.gl/nww5N1VXMbLi829UA I have added a link that shows two 2pin connectors (wire harness) that run towards the back of atv. One Red/Black the other Blackwhite/Black. One is for the Dead man switch other is a mystery. The second photo has the two 2 pin connection that go to the other two. One is the Dead man switch (red/black) other is the Mystery (greenyellow/black) was cut before in my possession. This Mystery wires run almost as long as the taillight connection to the back. ( My tailight is also 3 wire and same color as yours)