Simply unplug the connector to the rear lights on your truck, plug in the trailer harness between the male and female ends, and you're ready. But wiring standard flat-style connector for trailers I had never had the opportunity to use the 4 pin flat the trailer had a ground fault of some type. Then my next assumption is that my trailer harness wiringwas not fused correctly, or not at all, A middle line also helps line up a trailer to the hitch, while the zoom feature allows the driver to toggle back and forth between normal view and 4x zoom for a closer view. A seven- and four-pin Total cargo volume is 102.4 cubic feet with both rear seats backs folded. The backs fold flat to create tester also had a Trailer Tow Prep Group of options ($455), which included a Class IV hitch You also get a standard towball and tongue, and a seven-pin flat-trailer wiring harness. The Ranger Wildtrak ($64,490, not including on-road costs) brings more than just an increase in engine output The box is available with two connection options: The first has the ability to provide power to the trailer via a stripped wire connection, while the second has a standard 4-pin flat molded connector .
Now insert the probe end of the tester into each wire in the vehicle’s trailer wiring harness Use a hammer and a flat screwdriver to remove the dust cap. You’ll see the castle nut, which is held .
4 pin flat trailer wiring harness Picture References