#7 pin trailer plug wire how to

When finished, put the nuts back in place. Place the terminals (ground wire to the ground wire, brake wire to brake wire, etc.) onto the junction box’s matching studs. After that, attach ring terminals to the fresh wiring. Trim any extra wiring from the new cable, then use a crimper to remove the insulation from the wires.Remove each terminal from the junction box if the wiring needs to be replaced, and then start disconnecting the old wiring. Remove the nuts from each junction box stud if all you are doing is attaching a new 7-way connector.Make Trailer Connections When you’re with a junction box

#7 pin trailer plug wire how to

Read more: How to disconnect a car battery in 5 straightforward and safe steps You can simply connect the new wire harness to your trailer’s current wiring if you don’t have a junction box or don’t want to install one.Your wires should be able to reach the box, but they should be far enough away from other components that they won’t interfere with them. Find an appropriate installation place if it’s a new junction box, such as the inside edge of your trailer tongue.If your trailer already has a junction box and you’re changing the old wiring, Locate the junction box on your trailer (it’s usually near the front) and take off the cover if you’re replacing the existing wiring.Read more: How to clean a catalytic converter Find or install the junction box Use a 7-way harness instead of replacing your lights if you don’t need to.Before starting the new installation, remove the old lights. You can buy trailer lights or utilize a full trailer light kit, which will include the required wiring if you need to replace one or more of your lights.

An electronic brake controller for trailer braking.

A package of breakaway cables in case your trailer disconnects.

Junction box for wiring organization and security.

Initially, confirm that you have everything necessary to wire your trailer, including:.

Wiring our trailer Prepare for Trailer Wiring Installation First, let’s get into the step-by-step process of wiring your trailer with a 7-way connector.