This accounts for three of the colors in the wiring harness. Verify the harness color codes at each tail light.
Trailer 7 Pin Plug How To Test
4 wire trailer to 7 pin plug. The basic purpose remains the same whether your truck and trailer is using a 4 way 5 way 6 way or 7 way connector. Wiring a 4 way hitch plug to a 7 way trailer is not a difficult thing to do but it will not power all the circuits that are connected when the trailer is plugged in to a vehicle with a 7 pole connector. The remaining color is the ground wire. By law trailer lighting must be connected into the tow vehicles wiring system to provide trailer running lights turn signals and brake lights. There should be a common color for both the tail lights. A 4 way trailer connector has the basic lighting functions only.
Running lights left turn signal and brake lights right turn signal and brake lights and ground. Some trailers come with different connectors for cars and some have different wiring styles. Autosonic 7 way blade to 4 way flat trailer adapter female trailer connector plug 7 pin to 4 pin trailer converter flat connection weatherproof 48 out of 5 stars 100 799 7. This 7 and 4 pole trailer connector eliminates the need for an adapter and allows you to tow a trailer with either a 7 or 4 pole plugsocket connects to your vehicles oem wiring system. 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. Wiring diagrams 17384 views.
If you follow our trailer wiring diagrams you will get it right. Trailer electrical connectors come in a variety of shapes and sizes. 7 and 4 pole trailer connector with mounting bracket has high impact abs plastic construction stainless steel spring for easy cover operation rubber gasket provides weather resistant. A 7 way has these functions and a 12 volt circuit a circuit for electric trailer brakes requires a brake controller in the vehicle and a reverse light or auxiliary power circuit. Cut the four pin plug off of the trailer harness. How to wire a 7 pin trailer plug diagram shown duration.
For long term use the connector on the vehicle should be replaced with a properly wired 7 pole connector. Autosonic 7 way blade to 4 way flat trailer adapter female trailer connector plug 7 pin to 4 pin trailer converter flat connection weatherproof 48 out of 5 stars 97 999 9. Boat trailer wiring diagram 4 pin duration. The left and right turn signal lights should each have a different color.
Gallery of 4 Wire Trailer To 7 Pin Plug
