7 Pin Trailer Connector Diagram. A number of ISO standards cover trailer connectors, the electrical connectors between vehicles and the trailers they tow that provide a means of control for the trailers. The top countries of supplier is China, from.
Splice the seven-pin trailer plug leads to the trailer harness.
Crimp each connector then plug the connector into the tow vehicle.
How to Wire up a 7 Pin Trailer Plug or Socket – KT Blog
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Anyone have a diagram of which pins supply which functions? Features: - Establish a secure connection between your trailer and power supply - Provide connections for indicators, side lights, brake lights and fog lamps - An essential item for safer driving - ABS material and rubber port. I have hooked up a trailer light and it works manually, but I have not been able to get it to come on automatically.