Although 6-way connectors are not as common as 4-ways and 7-ways, many trailers do use 6-way wiring harnesses. In particular, 6-way wiring harnesses are common on gooseneck and horse trailers. 6-ways provide the required running lights, turn signals, brake lights, and ground for the trailer. They also provide two additional pins, a brake controller output and a 12V hot lead.. The 6 wire trailer wiring color code is a common system used in the United States, where each wire is assigned a specific color for easy identification.. Check the wiring diagram and verify that each wire is connected to the correct terminal. Make sure the wiring harness matches the trailer's electrical system specifications. Blown Fuses.
A 6 wire trailer plug diagram allows you to understand the function and purpose of each wire in the trailer plug. This knowledge is essential when connecting your trailer to a vehicle or a power source. Each wire is color-coded and corresponds to a specific function, such as power supply, ground connection, brake lights, turn signals, and more.. 5-wire trailer connector wiring diagram. The blue 5th wire in this configuration is used for electric trailer brakes, however, or as a power supply for accessories. Electric brakes are no mandatory in every state. But it's recommended for trailers with a 3000-lbs Goss Trailer Weight. 6-wire trailer connector wiring diagram round connector