The basic purpose remains the same whether your truck and trailer is using a 4 way 5 way 6 way or 7 way connector. I have included a help article on trailer wiring that includes a diagram and wiring matrix that explains wire color function and gauge needed among other helpful information.
Amazon Com 807 Square 6 Way Trailer Wiring Harness
Wiring a 6 way trailer plug. You will have the following functions. 6 way system rectangle plug. 6 way plug wiring diagr am standard wiring post purpose wire color tm park lights brown gd ground black or white s trailer brakes blue lt left turnbrake light yellow rt right turnbrake light green a accessory red the most common variances on this diagram will be the bluebrake redacc wires will be inverted. Right turn left turn ground tailmarker brake battery. Provides a 4 way flat trailer connector at the back of your vehicle to power your trailers signal lights compatible with 5 pole 6 pole and 7 pole adapters sold separately connects. There is a suggested and common method for 6 function trailer wiring.
By law trailer lighting must be connected into the tow vehicles wiring system to provide trailer running lights turn signals and brake lights. Use on a small motorcycle trailer snowmobile trailer or utility trailer. Hardwire 4 pole trailer connector kit for vehicles with combined wiring where the turn and brake signals are sent along the same wirequick splice connectors and circuit tester included. If there is no. The red and blue wire can be used for brake control or auxiliary. 34 inch by 1 inch 6 way rectangle connectors right turn signal green left turn signal yellow taillight brown ground white.
Trailer electrical connectors come in a variety of shapes and sizes.