BMW in every generation has some of the latest models of obsolescence of technology increases, the 3 Series is BMW's best-selling models, many have not been tested in the latest technology does not mature until the rash will not be used in 3 department, and now BMW's servo technology has turned to headlights in the BMW 5 Series and 7 Series and other high-end car models as standard equipment for a long time and now it also appears in a new generation of BMW 3 Series, though it plays only 330i standard configured with dynamic headlight, but appears in the 3 Series, the already explained the technology matures, applications are increasingly common.

Lights on the safety of driving at night play a very important role, so BMW did not spare any details of the technical office of the concern. In the new BMW 3 Series provided three different styles of lamps to choose from. Which 320i is equipped with standard H7 high-intensity light and high beam bulbs nearly double halogen headlamps combination of continuous and evenly illuminate the road ahead. The 325i is standard with much light and low beam illumination of the static bi-xenon headlamps with automatic range control and great lighting in car part 4, after only a BMW luxury cars will have this dual-lamp conductor loop in car lighting, BMW 3 Series now also begin with.

In the 330i on the BMW appeared to represent the most cutting-edge technology in light of the headlights with the dynamic shift, the system distance with BMW's Xenon headlamps, headlamp motor control of turning in the vehicle when the start point of the curve Road direction.