How to Wire a 4 Way Trailer Plug

Trailer connectors have become increasingly popular today, making it easier to attach a trailer towing vehicle. Wiring a 4-way trailer plug is an easy task that almost anyone can do provided they have the right tools. This article will walk you through the steps of wiring a 4-way trailer plug so that you can get your trailer up and running quickly.

Materials Needed

Before you being the process of wiring a 4-way trailer plug, make sure that you have the necessary materials. You’ll need a wire stripper, a terminal crimper, electrical tape, and of course, the necessary parts for the 4-way trailer plug.

Steps to Wiring a 4-Way Trailer Plug

The process of wiring a 4-way trailer plug is relatively easy, but you must take great care not to get any of the wires mixed up. Before connecting any wires, ensure that all of the connections are well insulated and secure. The first step is to strip the insulation off the wires. Next, you will need to connect each wire to its corresponding terminal on the 4-way trailer plug. Secure the connections with electrical tape before inserting the plug into the socket on the back of your trailer towing vehicle.

Testing the Connection

Once you have followed the steps above, it is important to test the connection to make sure it is working correctly. To do this, you will need an electric tester or a voltmeter. Start by testing the right turn signal circuit by pressing the corresponding button on the tester. All of the terminals should show a reading of 12 volts. Repeat the process for the left turn signal, brake light, and backup light circuits. If all of the readings are correct, then the connection is working correctly and you can safely use the trailer to tow a vehicle.

Conclusion

Wiring a 4-way trailer plug may seem daunting at first, but once you understand the steps involved and have the right tools, it should be quite easy. Make sure to double-check your work along the way and test the connection before taking your trailer out onto the road. By following the guidelines in this article, you should be able to wire a 4-way trailer plug quickly and easily.

Roadmaster 4 Wire Connector Trailer End Wiring Rm 910030 2