#7 pin trailer connector pinout iso
#7 pin trailer connector pinout download

(Print this guide and save for future reference.) So if you step on the brakes and all the trailer lights go out, then you need to ground your trailer to your truck with the ground wire. If your brake lights work, or your marker lights work, but nothing works when you turn on both at the same time, your trailer is not grounded to the truck. You may think the rubber caps protect the plug, but they tend to hold the water in. That is the green stuff that forms when oxygen from the air or water comes in contact with copper. The 7-pin connector uses on newer trailers all 7 pins according to the.

#7 pin trailer connector pinout iso

A thin coat of grease will help prevent copper oxide from building up. A number of ISO standards cover trailer connectors, the electrical connectors between. The ground wire should be large enough to handle the entire load do not depend on grounding through the ball. Make sure your ground wire, which is typically white, is securely attached to the frame on both the truck and trailer side. Keep in mind that it isn’t always as simple as matching the colors like you might be inclined to do.

Having the wires backward will cause problems. When referencing the 7-Way RV Plug diagram, make sure you are looking at the plug the way the diagram is showing you.

#7 pin trailer connector pinout download

Download the guide below, print it and keep it in your toolbox for future reference. We are going to do our best to simplify that, mainly with a good, color coded diagram. If you’ve ever looked at a 7-Way RV Trailer Connector, you have probably stood there scratching your head in confusion. With all the abuse and day-to-day wear and tear, you may find yourself repairing or replacing one sooner or later. Here at AJ’s, we are all too familiar with the accidents people have with the plugs: forgetting to unplug and pulling away, dragging it on the ground. It is usually used for towing heavy-duty cargo trailers, aluminum trailers, dump trailers, utility / landscape trailers, equipment trailers, open car haulers and enclosed car haulers. The 7-Way Trailer Plug is around 2″ diameter connector that allows an additional pin for an auxiliary 12-volt power or backup lights. Trailers with electric brakes need them too. Most new vehicles equipped with a tow package have connectors. It’s the dreaded 7-Way Trailer & RV plug that we all have come to know and love.