Originally Posted by 03 ranger
Figured out my problem with the fogs about 3 hrs ago. The 2 wires on the 2011 fog light plug are opposite of the 03 plug. I just turned the plug around and it works great. I have the facory fog light plug plugged directly into the ballast. Just had to plug it in backwards from what i had it in the 03.
I've noticed this on a lot of vehicles. Because an incandescent bulb doesn't care which direction the current flows, it seems they don't pay any particular attention to how they pin the plugs. I had this before and just repinned the plug so I didn't have to plug it in wrong.