tube. Uses: heavy duty landscaping trailer, car trailer, boat trailers, horse trailer, travel trailer, construction trailer, etc. The red and blue wire can be used for brake control or auxiliary. 6-Way Zinc Die-Cast Connector, trailer End, as viewed from core back side where wires are attached with screws. Many vehicles, particularly pickups and SUVs, come prewired for trailers. This circuit probably will be hot whenever the engine is running, but it may be controlled by a switch on the dash. So technically, you need only three wires to the trailer plus a ground wire.
4-Way c onnectors are available allowing the basic hookup of the three lighting functions. I have had to mess with trailer wiring for years, once or twice a year anyway, and I just cannot keep the color code right, ect white/ground, brn/ running lights, grn/. The two-wire system is the simplest form of vehicle and trailer wiring and is stil l used.
Other permutations of connectors may be adaptable with off-the-shelf parts. If you are local to us, give us a call if you want to schedule a time to have your trailer sex after a month of dating fixed. (This is why some connectors have as many as seven pins, to make provisions for the multiple circuits.) Use 12-ga. Desperate Times, Desperate Measures, trailer wiring may be easy. You should always unplug your boat trailer when backing into the water. 6 way connectors include the basic connection of running lights, brake lights, turn signals and a ground wire. Anything on our web site is"d in US government dollars. See "Tow Vehicle Taillight Wiring" below. 6 - Way Wiring Index, wire Color Gauge.
Simply unplug the connector to the rear lights on your truck, plug in the trailer harness between the male and female ends, and you're ready. Each tail lamp assembly at the back of the trailer also must be grounded.
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