Trailer Plug Wiring Diagram 4 Pin Youtube

Following the standard method for wiring a trailer connector is vital to the safety of your vehicle while towing.

Trailer plug wiring diagram 4 pin youtube. 1 4 wire the first 4 pins white brown yellow green just like the 4 pin connector above. By law trailer lighting must be connected into the tow vehicle s wiring system to provide trailer running lights turn signals and brake lights. Use this 4 pin trailer wiring diagram to properly wire your 4 wire trailer plug. One way to check for faulty wires is to use a circuit tester.

Traditional trailer with brakes use a 5 pin connector. The black sometimes red 12v and blue electric brakes wire may need to be reversed to suit the trailer. Trailer electrical connectors come in a variety of shapes and sizes. 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.

The first thing you need to do is make sure that your connector works properly. 6 way systems round plug. Make sure that all cables are electrically conductive. If it is not no amount of wiring will get the lights to work.

Connecting the wrong color wires will result in mismatched taillight functions and confusion on the road. How to extend and or replace a trailer 4 pin connector duration. Check with a test light or vom. 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.