7-Way Trailer Connector Test Box

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While this page speaks to the unique Ford Smart Trailer Tow connector, this test box should work with any tow vehicle that uses a standard 7-Way Tow Connector. 

In their late model pick-up trucks, Ford has added a Smart Trailer Tow Connector.  Very little information has been posted about this system, how it work, and what it does.  

The sum total of a description of the system is "... the Smart Trailer Tow Connector, which informs you of trailer connectivity issues, burned-out or unlit trailer lights and trailer battery problems."  That's it. 

To continue, click on this link for complete information http://www.klenger.net/7-way.html