As the name implies they use four wires to carry out the vital lighting functions. They also provide a wire for a ground connection.
4 Way Flat To 6 Way Round Pin Connector Adapter Adapters
Round 4 pin trailer wiring. The vehicle side is the pollak heavy duty 4 pole round pin trailer wiring socket pk11404. Use this 4 pin trailer wiring diagram to properly wire your 4 wire trailer plug. Traditional trailer with brakes use a 5 pin connector. More buying choices 343 8 new offers hopkins 48295 4 pole round matched set. Connecting the wrong color wires will result in mismatched taillight functions and confusion on the road. The round pin connectors are very uncommon while flat pins are common and often found on newer suvs and trucks that come from the factory rigged with a trailer hitch.
This is a trailer end plug. 1 4 wire the first 4 pins white brown yellow green just like the 4 pin connector above. We have the pollak heavy duty 4 pole round pin trailer wiring connector pk11402 that will accept up to 12 gauge wire. Following the standard method for wiring a trailer connector is vital to the safety of your vehicle while towing. Make sure that all cables are electrically conductive. 4 way trailer connectors are typically used on small trailers such as boat snowmobile utility and other trailers that that do not use brakes.
44 out of 5 stars 43. Free shipping on your first order shipped by amazon. There are two different types of 7 way connectors one with flat pins blades and one with round pins. The four wires control the turn signals brake lights and taillights or running lights. As a rule you can find these connectors on the older trailers and older vehicles built in the us. Note that this type of 4 pin connector is less common that 4 pin flat connector.
4 way trailer connectors are. Installing your 4 pin trailer wiring system is easy if you follow the correct procedure. Curt 58060 trailer side 4 way round trailer wiring harness plug 4 pin trailer wiring. At the moment neiter tow vehicles nor trailers are equipped with round 4 pin connectors from the factory. A 3 flat is indeed a tough plug to find. To abide with state laws trailers must be equipped with the proper brake and tail lights and the trailer connector wiring adapter allows you to connect your vehicles electrical network.
It might be best to change to a 4 way of some type. Brown running lights. Get it as soon as mon jul 20. Allowing the tow vehicle to control the trailers lighting system. To ensure your trailer has safe visible and legal lighting a trailer connector wiring adapter may be a necessary towing accessory. 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.
Parts needed to attach 4 way flat trailer wiring to a 4 pin round harness on a 1995 ford f 150 recommended 4 pole to 7 pole wiring on vehicle what style 4 way round socket does the custer trailer connector adapter adp001 fit. One way to check for faulty wires is to use a circuit tester. If it is not no amount of wiring will get the lights to work. Commonly sold without the wires. The first thing you need to do is make sure that your connector works properly.
Gallery of Round 4 Pin Trailer Wiring
