Hi Guys I have a ex-military 90 and I have put a towbar on along with nato hitch so I have best of both worlds that I can tow civic or military trailers etc but looking to make a adapter cable that plugs into the nato hitch which has 12 pins etc and the other end of the cabke is the civic 7 pin etc I cannot get the lights to work correctly on the civic trailer after even using voltmeter my defender is 12volt negative here is a daigram can any of u guys help me and tell me which pin is what on the military etc so i can solder the correct wire onto etc