
Originally Posted by
Bronco Boy
Basically, they simulate the halogen bulbs still being there, thus fooling the car and turning off any warning lights. They also prevent "flicker" of the HID that some vehicles can have.
You need to either:
1) disable the DRL's
2) hook DRL's to come on with full power
3) hook up the HID harness to come on with the ignition, thus acting as DRL's (also requires disabling of the factory DRL's)
I run HID's with a harness and disabled DRL's; all works just as it should.