Trailer Lights Wiring Diagram 4 Wire. Lol hope it helps.like and subsc. Green for right blinke/brake light.
If you want to entirely replace your trailer wiring you can use the # 18252 kit with tester. To make a trailer light work, you need 4 main led lights: Brake lights and taillights or running lights.
How to Test and Wire Trailer Lights Using a Hopkins 4 Flat Connector
Left signals, right signals, taillights, and brake lights. Trailer wiring and harness plugs are available in a variety of sizes and configurations. Includes guides for 7 pin, 6pin, 5 pin, 12 pin, 13 pin, pin and heavy duty round plugs and sockets. In some cases and more often in europe the trailer light will be connected using a 13 pin plug and socket.