What kind of wire do I need to hook up a trailer?
Standard 4-Pole Wiring Harness – For use with vehicles that have adequate power and standard wiring system, these simply connect into existing wires on the vehicle and have a 4-pole flat connector to attach a trailer. Converter – For use with vehicles that have separate turn and brake light wires.
What happens when a trailer connector gets wet?
Trailer connectors get wet, causing too many amps to be pulled through the converter. Water can unite all 4 wires on the trailer connector causing it to draw too many amps. This often happens when a boat trailer is backed into water with the trailer wiring still connected to the vehicle.
What does the blue wire on a trailer brake connector mean?
The 5th pin, a blue wire, gives power to operate (or disable) the trailer brakes. Traditional Trailer + with Brakes = Use a 5-Pin Connector. 1-4 Wire the first 4 pins (White, Brown, Yellow, Green) just like the 4-pin connector above. 5 . Blue = Electric Brakes or Hydraulic Reverse Disable (See Blue Wire Notes below.)
What does the brown wire go to on a trailer?
The Brown Wire goes to the lights that are always ON as you travel. These are the running lights, the low intensity portion of the tail lights, side markers, and corner markers. Also, if used, the sets of 3 lights central in front and back of the trailer. Check local laws for requirements on which lights your trailer needs.
What is 6-pin trailer wiring used for?
6-pin trailer wiring introduces two new functions, a wire for connecting trailer brakes and a wire for +12-volt auxiliary power. 6-way wiring is most common on gooseneck trailers and allows for use with a brake controller. The 7-way round trailer plug is to be distinguished from 7-way RV blade plugs.
Do all trailers have a 5 Way Plug?
Not all trailers have reverse lights, so consider your own trailer as you wire in a 5-way plug. 6-pin trailer wiring introduces two new functions, a wire for connecting trailer brakes and a wire for +12-volt auxiliary power.