For AFLS(Adaptive Front-Lighting System), when driving at night , It provides for optimum headlamp intelligent headlamp system for various driving status. Each of the headlamps to investigate vertical and horizontal beam pattern is controlled by varying the driver to provide the best view. The system configuration is AFLS ECU, garage sensors and actuators which drives up and down(Leveling Actuator-Intelligent Stepper Motor).

If this LIN communication error of left SSA(Smart Shield Actuator) occurs, this B2203 code is set. And that AFLS warning lamp is turned on in the cluster.