Before connecting each wire slide an appropriately sized piece of heat shrink over each wire. The four wires control the turn signals brake lights and taillights or running lights.

Trailer Lighting Anything Electronic Anything S Possible
Wiring a trailer nz. Pins 2 and 5 are not used on our standard range of trailers. You can be assured that we have the right parts to suit your requirements phone. Cm trailer equipment are a leading distributor of high quality trailer parts and components to the light trailer building industry in new zealand. Gently pull the cable through until you have around 200mm free cable. 4 way trailer connectors are typically used on small trailers such as boat snowmobile utility and other trailers that that do not use brakes. Complete with a color coded trailer wiring diagram for each plug type this guide walks through various trailer wiring installation solution including custom wiring splice in wiring and replacement wiring.
Slide the heat shrink over the join and apply heat to seal. They also provide a wire for a ground connection. The diagram is the new zealand standard for the 7 pin flat trailer plug used on prescott trailers. As the name implies they use four wires to carry out the vital lighting functions. Connect each colour wire on a light to the corresponding wire of the same colour on the trailer wiring. Repeat for second light.
If your vehicle is not equipped with a working trailer wiring harness there are a number of different solutions to provide the perfect fit for your specific vehicle. Allow another 600mm extra at the coupling end of the drawbar for wiring into your plug. Connect the wires from the lights to the new wiring. 4 way trailer connectors are. Tape the trailer 5 core cable seven core if you are fitting electric brakes to the end of the pull wire and pull from the spring hanger end until the cable comes through.