7-Way RV Trailer Connector Wiring Diagram | etrailer 7-Way RV Trailer Connector Wiring Diagram. When wiring a trailer connector, it is best to wire by function, as wire colors can vary. We have an excellent wiring diagram on our website, I will provide you a link so you can look at it. I recommend using a circuit tester like part # 5/5(17)Brand: Draw-Tite Videos of 7 way trailer wire colors Click to view on YouTube6:33Easy Way To Remember Wiring Of A 7-Way 'RV' Plug (RV Standard)41K viewsYouTube · 4 months agoClick to view on YouTube3:24how to wire a 7 way trailer plug. the RIGHT way..331K viewsYouTube · 2 years agoClick to view on YouTube5:24Wiring a 7 Way Trailer Plug70 viewsYouTube · 9 months agoSee more videos of 7 way trailer wire colors Trailer Wiring Codes For 4 Pin To 7 Pin Connector - YouTube Click to view on Bing1:25Jun 14, 2015Easy Way To Remember Wiring Of A 7-Way 'RV' Plug (RV Standard) - Duration: 6:33. My RV Works, Inc. 41,657 viewsAuthor: Thinking out side boxViews: 86K[PDF] 7 Way Plug Wiring Diagram - Country Trailer Sales 7 Way Plug Wiring Diagram Standard Wiring* Post Purpose Wire Color TM Park Light Green (+) Battery Feed Black RT Right Turn/Brake Light Brown LT Left Turn/Brake Light Red S Trailer Electric Brakes Blue GD Ground White A Accessory Yellow This is the most common (Standard) wiring scheme for RV Plugs and the one used by major auto manufacturers today.