The 12 volt system is powered by a battery or in some cases multiple batteries and it powers things such as the start up on your water heater furnace and refrigerator plus most of the lights in your rvs living space your water pump your carbon. Above we have describes the main types of trailer wiring diagrams.

Travel Trailer Wiring Diagram Wiring Diagram
Travel trailer wiring diagrams. This automobile is designed not just to travel 1 location to another but also to carry heavy loads. Various connectors are available from four to seven pins that allow for the transfer of power for the lighting as well as auxiliary functions such as an electric trailer brake controller backup lights or a 12v power supply for a winch or interior trailer lights. When shopping for trailer connectors remember that the male end is mounted on the vehicle side and the female on the trailer side. Trailer wiring diagrams trailer wiring connectors. One rv two electrical systems. In this case you will need a set of wiring taps and a pair of pliers.
That said for specific situations there are industrial standards with different connectors and wire arrangements. The trailer wiring diagrams listed below should help identify any wiring issues you may have with your trailer. The following trailer wiring diagrams and explanations are a cross between an electrical schematic and wiring on a trailer. There are the interior 12 volt circuits for lighting and outlets which are powered by a deep cycle battery. A 12 volt dc electrical system and a 120 volt ac system. Complete with a color coded trailer wiring diagram for each plug type this guide walks through various trailer wiring installation solution including custom wiring splice in wiring and replacement wiring.
Forest river travel trailer wiring diagram forest river travel trailer wiring diagram people understand that trailer is a vehicle comprised of quite complicated mechanisms. 4 pin trailer wiring diagram. A wiring diagram is a streamlined traditional photographic depiction of an electric circuit. We recommend these standards because they are pretty universal. It reveals the parts of the circuit as streamlined shapes as well as the power and also signal links in between the gadgets. To connect the electric system of your trailer to the vehicle you will be using special connector.
If your vehicle is not equipped with a working trailer wiring harness there are a number of different solutions to provide the perfect fit for your specific vehicle. Your rv has two separate electrical systems. Wiring diagrams by year. Collection of travel trailer wiring schematic. Below is the generic schematic of how the wiring goes. Travel trailers customarily have three sets of wiring installed.
This report will be talking forest river travel trailer wiring diagram. There are the 12 volt circuits which run the mechanical and exterior lighting functions of the trailer controlled by the trailer hitch harness and the tow vehicle.