LIN (Local Interconnect Network) is direct communication system to low-cost for electric system of vehicle.

height sensor signal, vehicle speed, steering angle sensor signal are input to AFLS ECU to find out of headlamp position and AFLS ECU drive actuators through LIN communication.

AFLS(Adaptive Front-Lighting System) drive Leveling Actuator-Intelligent Stepper Motor for adjusting up and down, and Swivel Actuator for adjusting right and left side. To detect center of projection module, Magnet is installed inside headlamp and Hall sensor. With sensor signal, projection module goes to initial postion after initialization.