4 way trailer connectors are typically used on small trailers such as boat snowmobile utility and other trailers that that do not use brakes. Some manufacturers will use redblack wires instead of browngreenyellow.
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How to wire trailer lights with 4 wires. Buy a 4 pin wiring kit with wires at least twenty feet in length so its long enough for your trailer. Brown tail lightsrunning lights. They also provide a wire for a ground connection. Depending on the size of your trailer and the number of lights you might want to check on the internet for the recommended gauge for your specific trailer. 4 way trailer connectors are. The four wires control the turn signals brake lights and taillights or running lights.
While the basic configuration is a 4 way flat connector that features one female and three male ends you may come across connectors with up to seven pins for additional functions that require wiring including electrically actuated brakes power source for a winch etc. As mentioned before this trailer has led lights installed. For this i will be soldering the wires instead you can use weatherproof connectors too your choice. The suggested minimum for the ground wire is 16 gauge. I dont have a white wire coming out of my chevy 2006 pick up. Start by cutting the white wire and attaching it to the trailer frame.
Trailers longer than 15 feet and heavier than 1500 lbs must have a brake system that means another circuit for hydraulic brakes. Though trailer lighting systems are available in an array of configurations the most popular is the 4 way system. Installing the 4 pin trailer wires. Green right turn lightsbrakes. As the name implies they use four wires to carry out the vital lighting functions. Red black and blue are the three big wires then ther are five other i want to hook up a flat 4 prong hook up to my trailer which wires do i use my trailer connecter has four colors green brown white and yellow what goes where.
White ground wire. Yellow and green are for left and right turns and braking. The 4 way system is designed so the right brake light wire and right turn signal are green. Yellow left turn lightsbrakes. The most common wire thickness for a trailer is 16 gauge but i bought thicker wiring for added durability. It is referred to as such as the system needs a mere four wires for the trailer tail lights turn signals and brake lights to illuminate.
If you are using existing lights and the wires are dirty they will need to be cleaned in order to have a sufficient connection and for the solder to stick. The minimum suggested wire size for a 4 way trailer plug is 18 gauge for the turn brake and running lights. Trailer wiring color code explanation. Lets see what types of connectors the trailer light wiring industry uses today. You must check the trailer manual to see if the wiring is correct but normally the white wire is called the ground wire while the brown wire is used for tail lights.
Gallery of How To Wire Trailer Lights With 4 Wires
