Originally Posted by SumAccordGuy94
Most bi-xenon projectors just need positive and ground to operate... the older bosch bi-xenons are a pain in the ass, the newer ones just need a good size resistor to "keep their cool".
You are correct.
Originally Posted by SumAccordGuy94
There are both halogen and HID high beam projectors... the VW touraeg (sp?) uses the halogens and the phaeton uses D1S HID high beams.
I am certain the Phaeton is the only car that has HID for high beams and low beams that uses seperate projectors. And from what I have read it is unknown how they accomplished this without a delayed warm up, and avoiding hot re-strikes.