Why are my fog lights not working after installing LEDs?
Why are my fog lights not working after installing LEDs? When I 1st installed them, my foglights would not work and only the high beam side of the headlights was working. I cured the problem by connecting one of the halogen bulbs in parallel with one of the LED lamps. This adds some resistance to the circuit and everything works perfectly now. Why are the fog lights not working on my Toyota Prius? While trying to use a multi-meter (to determine which wire needed to be spliced for a load resistor), on the front turn signals inadvertently blew a fuse....