7 pin trailer connector manual#

Some Final WordsĬonnecting a 4 pin connector to a 7 pin adaptor or trailer system, or vice versa, is not that difficult. Or you can go to a qualified tech and have them do it for you.

7 pin trailer connector manual#

Now if you have different colored wires in the connector and the trailer’s wiring system, and it happens, make sure to track which color of wire goes to which function and connect the corresponding different colored wires.Īgain, you should follow your manual if you run into this situation. The main concern is to make sure you connect the right colored wires together. Your owners manual should have another diagram to help you. There are 3 easy steps to connect the 7 pin trailer to a 4-pin connector. How do you Hook Up a 7 Pin Trailer to 4 Pin That is the standard ground wire in all pin connectors no matter how many pins they have. The only other wire that does not have exceptions to the rule is the white wire. The blue wire in this case operates the reverse lights and no pin connection operates the electric brake when using this style of connector. The other exception to this feature is the 5 pin flat. Those are the most important functions when towing a trailer. Its main duties are to operate the taillights, the brake lights, and the turning signals.

The 4 pin connector never operates the electric brake. There is an obvious exception to this rule. On all 5 to 7 pin connectors, the blue wire handles the electric break. Now this colored wire is very consistent. Make sure you don’t get confused and double-check which connector you are using before attaching the wires. The brown wire on this connector operates the right turn signal and brake light. If you have to use this connector to hook up your trailer, then the brown wire does not handle the taillights. In this case, it is the 7 way RV blade style connector that is the exception.

Now as it is with all thing in life, there are exceptions to the rule. It doesn’t matter the design of the connector, the brown wire is the taillight wire. What is the Brown Wire on a Trailerįor the majority of connectors out there, from 4 to 7, the brown wire handles the taillight function. Most vehicles since the 1990s usually come with factory-installed connectors to make your towing life easier.

There is also the possibility of having to take off the taillight cover to get to the right wire connections on older models. Now if your trailer has electric brakes but no back up or aux power then it is advisable and wise to use a 7 pin connector. Make sure to attach it first before attaching the other wires to their trailer counterparts. On this connector is a white wire and that is the ground. What this connector controls is usually the right and left turning lights, the right and left brake lights and also the taillights. It just has fewer options and doe snot usually control the electric brake, aux power or the reverse lights. The four-pin connector is similar to the 7 pin in that it helps send the electrical power to your trailer’s safety lights. Your owner’s manual should help you with which wire goes to which wire. The right and left turning signals, reverse lights, aux power, brake lights, taillights and the electric brake.Įach light has its own color-coded wire so you need to make sure you connect the right colors to the right function. What the 7 pin connector doe sis operate the most lights on your trailer. This is for your safety and the safety of those driving around you. When you are towing, most towing laws make it mandatory for the vehicle being towed to have working lights. You do not always have to have a 7 pin connector but in some towing instances it is the standard option and you need to know what it does to be able to use it correctly. If you are new to towing, you may not understand why you need a 7 pin connector. Some vehicles may come with both the 4 and 7 pin connector and you may find that the 4 pin will not work if you plug it into the 7 pin factory-installed option. YO may not need to use a 7 pin connector if your vehicle already has a 4 pin installed underneath the bumper. It has 7 power connection options that make sure your trailer’s safety equipment is fully powered and ready to work. That is how the 7 pin connector got its name. Not only does it handle the same tasks as the 4 pin- running lights, left turn signal and brake lights, right turn signal and brake lights, and ground, it comes with the ability to run the trailer’s 12-volt system, reverse lights and electric brake. A 7 pin connector is a simple device that has 3 more functions than the 4 pin version.