Hello! Have a W12 BJ 2003. Am I right in the assumption that: 1. The W12 generally have Xenon? ( you can actually notice when switching on, the sham throws react similar to a neon lamp with quick starter ) 2. it is an indication for Bi Xenon that the full luminosity is not immediately available at the main light at the first turn on but this takes only a few seconds? Well, think actually that my little one Bi Xenon has…… What do you mean? Greeting Guano