Trailer Wiring - Added Side Turn Signals
I installed a set of LED turn signals on each side of the trailer, so that when a car is driving alongside, and I wish to change lanes, they can see the signal. The output from the truck (2012 Dodge ...
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the turn filament is the same as brakes in a standard 1057 lamp so When you signal that filament flashes and if you have your foot on the brake the other stays steady. Thats the way it is supposed to work. I added side markers/turn years ago and grabbed the wiring just after it entered the basement after it came thru the kingpin. so easy. I hot glued the wiring along the sides of the basement walls.
