9 Way Trailer Connector Wiring Diagram

Trailer wiring diagrams trailer wiring connectors.

9 way trailer connector wiring diagram. Plug size is similar to an australian 10c coin. While the basic configuration is a 4 way flat connector that features one female and three male ends you may come across connectors with up to seven pins for additional functions that require wiring including electrically actuated brakes power source for a winch etc. Various connectors are available from four to seven pins that allow for the transfer of power for the lighting as well as auxiliary functions such as an electric trailer brake controller backup lights or a 12v power supply for a winch or interior trailer lights. I attached an faq on trailer wiring that you might find helpful also.

By law trailer lighting must be connected into the tow vehicle s wiring system to provide trailer running lights turn signals and brake lights. There is not a standard wiring for 9 ways you will need to wire the pk12907 by function to the corresponding trailer 9 way connector. All diagrams are as viewed from the cable side see example above. Architectural wiring diagrams feat the approximate locations and interconnections of receptacles lighting and enduring electrical facilities in a building.

Let s see what types of connectors the trailer light wiring industry uses today. If you need the matching 9 way trailer connector you would want a pollak 9 pole round pin trailer connector pk12906. Trailer electrical connectors come in a variety of shapes and sizes. There is a noticeably larger gap between 1 and 6 on this plug though some trailer places rotate this connector that the yellow is at the top.

Interconnecting wire routes may be shown approximately where particular receptacles or fixtures must be on a common circuit. 9 way trailer connector wiring diagram wiring diagram centre.