4 Flat Trailer Connector With 5 Wires. Note that the brown wires are next to each other, while there is a space between the other wires. Some trailer wiring kits include the connectors and supplies needed for installation, but some don't.
If you're towing just for the day and don't ever plan to tow again, you can pick up some adapters that replace the This means you'll need a connector with at least four contacts.
But wiring a trailer may not be easy.
Some trailer wiring kits include the connectors and supplies needed for installation, but some don't. If the trailer plug wiring on your vehicle or trailer is damaged or not working correctly, you can replace the connector with a CURT splice-in plug or socket. Not surprisingly, the standard flat-style connector for trailers uses four pins, with one.
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