Trailer Plug Wiring Diagram 4 Pin

Use this 4 pin trailer wiring diagram to properly wire your 4 wire trailer plug.

Trailer plug wiring diagram 4 pin. Trailer wiring diagrams trailer wiring connectors. Check with a test light or vom. As a rule you can find these connectors on the older trailers and older vehicles built in the u s. Note that this type of 4 pin connector is less common that 4 pin flat connector.

Traditional trailer with brakes use a 5 pin connector. If you follow our trailer wiring diagrams you will get it right. Blue electric brakes or hydraulic reverse disable see blue wire notes below in the trailer wiring diagram and connector application chart below use the first 5 pins and ignore the rest. 4 pin trailer wiring diagram this type of connector is normally found on utvs atvs and trailers that do not have their own braking system.

Various connectors are available from four to seven pins that allow for the transfer of power for the lighting as well as auxiliary functions such as an electric trailer brake controller backup lights or a 12v power supply for a winch or interior trailer lights. Why does 4 pin trailer wiring have 5 wires. 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. Round 1 1 4 diameter metal connector allows 1 or 2 additional wiring and lighting functions such as back up lights auxiliary 12v power or electric brakes.

Following the standard method for wiring a trailer connector is vital to the safety of your vehicle while towing. Connecting the wrong color wires will result in mismatched taillight functions and confusion on the road. 4 5 way flat connector wiring diagrams 4 way and 5 way flat connectors use color coded wires and are available in a variety of lengths. Wiring new 4 way connector on trailer with 5 wires.

This article shows 4 7 pin trailer wiring diagram connector and step how to wire a trailer harness with color code there are some intricacies involved in wiring a trailer. Buy a 4 pin wiring kit with wires at least twenty feet in length so it s long enough for your trailer. Installing the 4 pin trailer wires. 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.

The black sometimes red 12v and blue electric brakes wire may need to be reversed to suit the trailer. Some trailers come with different connectors for cars and some have different wiring styles. Start by cutting the white wire and attaching it to the trailer frame. The most common wire thickness for a trailer is 16 gauge but i bought thicker wiring for added durability.

I m not able to track down a wiring diagram for your chevy truck. They can be purchased as a standalone plug for the truck or trailer or as a complete loop with both the plug and the socket included. Yellow and green are for left and right turns and braking.