In the trailer wiring diagram and connector application chart below use the first 5 pins and ignore the rest. Getting power to 12 volt accessory pin on 7 way trailer connector.
7 Pin Flat Trailer Plug Wiring Diagram H1 Wiring Diagram
7 pin flat trailer socket wiring. There are 2 main types of trailer cables that are used for wiring your trailer these are 5 core and 7 core. 5 core does not include the blue and black cables that are traditional used for blue electric brakes black aux reverse most trailers particularly box and standard box trailer use 5 core trailer cable. The 7 pin flat plug will fit into a 12 pin flat socket and work perfectly. What is the purpose of 12v power on trailer connector for fifth wheel trailer. Does your vehicle have a 4 flat trailer wiring harness but you need to tow a trailer with a 7 way harness. Wiring extension for flat towing a vehicle behind monaco rv with 7 way trailer connector.
By law trailer lighting must be connected into the tow vehicles wiring system to provide trailer running lights turn signals and brake lights. Trailer electrical connectors come in a variety of shapes and sizes. Select plug socket type. The basic purpose remains the same whether your truck and trailer is using a 4 way 5 way 6 way or 7 way 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 100 799 7. Like a t connector an original equipment wiring harness plugs into the uscar socket without any cutting splicing or soldering required and it provides a standard trailer wiring output such as a 4 way flat or 7 way rv blade.
If your truck has a built in 7 pin socket but you only need 5 of the pins. All diagrams are as viewed from the cable side see example above. Includes guides for 7 pin 6pin 5 pin 12 pin 13 pin pin and heavy duty round plugs and sockets. Our trailer plug wiring guide is complete with a colour coded and numbered system to help you connect your trailer to your vehicle. Does the ground need to be re done when installing a new. A colour coded trailer plug wiring guide to help you require your plugs and sockets.
This is an extension of the 7 pin flat. Kt703m 7 pin flat metal led trailer socket. Wiring diagram for 7 pin flat trailer plug. Plug size is similar to an australian 10c coin. I had one vehicle with a 12 pin socket and a trailer with a 7 pin connector and they played happily for years. Small 7 pin round qld identifying.
Use the 7 pin connector anyway see below and just leave out the last 2 wires. In this video we go over how easy and fast it is to convert a 4 flat harness to a 7 way. No power to 12 volt pin on 7 way of a gm truck.
Gallery of 7 Pin Flat Trailer Socket Wiring
