5 pin trailer wiring is very similar to 4 pin wiring but it adds in a blue wire for the reverse or backup lights. Can adapter 4 pole to 5 pole trailer wiring adapter 20036 be used on a 1996 ford explorer.

5 Pin Trailer Wiring Harness Diagram Harness Diagram
4 way vs 5 way trailer wiring. The red and blue wire can be used for brake control or auxiliary. Tekonsha oem replacement vehicle wiring harness with 7 way trailer connector 125 10073. Demonstration on 5 wire vs 4 wire systems. T one vehicle wiring harness for factory tow package 4 pole flat trailer connector 122 3141. By law trailer lighting must be connected into the tow vehicles wiring system to provide trailer running lights turn signals and brake lights. Not all trailers have reverse lights so consider your own trailer as you wire in a 5 way plug.
If your tow vehicle has a flat 5 plug and your trailer is a 4 wire system you will just need to add a converter to your vehicle wiring. The basic purpose remains the same whether your truck and trailer is using a 4 way 5 way 6 way or 7 way connector. Online led store 7 way blade to 5 way flat trailer adapter nickel plated copper terminals rugged nylon housing compact design 7 pin to 5 pin trailer wiring plug adapter 45 out of 5 stars 74 875 8. 34 inch by 1 inch 6 way rectangle connectors right turn signal green left turn signal yellow taillight brown ground white. Trailer electrical connectors come in a variety of shapes and sizes. Can also be used as custom wiring on trailers with 3 lightwire systems.
Comparing 4 way to 5 way trailer connector adapters 20036 and 47515. Use on a small motorcycle trailer snowmobile trailer or utility trailer. How to connect 4 way on toyota tundra with 5 way on boat trailer. 4 wire flat to 5 wire flat adapter recommendation for towing a trailer with surge brakes. The simplest style of converter for flat plugs is one that will plug directly into your 5 way plug and then convert it to a flat 4 plug which will enable you to hook up your flat 4 trailer plug directly.