Is the aux power pin for on a 7-way trailer connector?
But as long as nothing is drawing power on that circuit it would be fine to leave hot all the time.
What to do if your trailer does not need aux power?
If your trailer does not need aux power and you don’t want that circuit live at the connector you could remove that wire from the back of the 7-Way and cap it off with a wire nut, tape it up with electrical tape and stow it out of the way. But as long as nothing is drawing power on that circuit it would be fine to leave hot all the time.
How many pins do you need for a trailer light?
If your truck has a built-in 7-pin socket, but you only need 5 of the pins. Use the 7-pin connector anyway (see below), and just leave out the last 2 wires. It accomplishes the same thing for 5 wires, but with a connector that’s compatible with your truck.
What kind of wiring is used for trailer lights?
Basics: 7-Way Connector. 7-way connectors allow for all functions provided by 6-way connectors (three basic lighting functions, electric brakes, and additional power supply), with the seventh wire for backup lights. Basically, it is another 12V circuit typically used for a reverse light / reverse lockout for trailer brakes.
But as long as nothing is drawing power on that circuit it would be fine to leave hot all the time.
Why do I need an aux Power Light on my trailer?
Some trailers may need an auxiliary power source to power additional 12 volt items on the trailer but this isn’t as common as you might think. Now instead of aux power reverse lights are more common on vehicle side trailer connectors (and still not used by all that many trailers).
Is there constant 12V power for 7pin trailer plug?
I just purchased a product called White Night. They are rear facing lights that mount over the trailer hitch which plug into the factory 7 pin connector. While installing this I found out that from the factory the 7pin connector does not have the constant 12v connected.
Where are the connectors on a curt trailer light?
A Curt brand T-connector harness. After unplugging the tail light connectors, the 2 connectors near the yellow wire are plugged into the harness and lamp on the driver’s side. Same is done on the passenger side with the connectors near the green wire. The 4-flat plug on right is then routed out to the rear bumper.