One of the most complicated things to test on a car often seems to be the 7 pin trailer plug as it hosts 7 different electrical connections in one plugwire. If you look at a socket or plug you should be able to see the pin lables 1 7.
12v 7 Pin Car Amp Trailer Towing Lights Plug Amp Socket Cable
Car 7 pin socket wiring. Details about 12v 7 pin plastic trailer towing car plug socket wiring connector adapter. The extra socket that is fitted to the car to provide the power needed for these additional items is known as a supplementary or 12s socket. This is an extension of the 7 pin flat. You will need twin electrics if you require more power than what a single 7 pin socket can provide on a pre 2008 manufactured uk caravan post 2008 uk caravans are fitted with 13 pin connectors. If you have a 13 pin socket fitted to your vehicle adaptors to plug in so you can use a normal 7 pin plug are available. In some cases and more often in europe the trailer light will be connected using a 13 pin plug and socket.
If you look at a socket or plug you should be able to see the pin lables 1 7. Small 7 pin round qld identifying. But with the use of a simple multimeter with a blackred probe you can test this easily at home to determine if there is an electrical break within the plug. In some cases and more often in europe the trailer light will be connected using a 13 pin plug and socket. All diagrams are as viewed from the cable side see example above. Plug size is similar to an australian 10c coin.
The 7 pin flat plug will fit into a 12 pin flat socket and work perfectly. This supplies power to the road lighting of your trailer or caravan. You can identify the supplementary sockets by their grey or white caps. Below is a diagram for the original plug and socket showing the functions of each pin. The 7 pin n type plug and socket is still the most common connector for towing. 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.
12v 7 pin plastic trailer towing car plug socket wiring connector adapter. This has now been replaced by 13 pin euro plugs on all new caravans. 7 way rv blade connector tester 7 pin trailer wiring circuit light tester. Twin electrics is a 2 plug system which combines the single 7 pin 12n electrics socket with a 12s electrics socket. It is fitted near to the original socket and like the original one has a seven pin connection inside. 3 pin trailer socket european standard 3 way truck.
If you have a 13 pin socket fitted to your vehicle adaptors to plug in so you can use a normal 7 pin plug are available. Use this 7 pin trailer wiring diagram to properly wire your 7 pin trailer plug.
Gallery of Car 7 Pin Socket Wiring
