| Circuit Diagram |

Component Location 1. Head lamp leveling unit and sensor2. Head lamp leveling actuator
Description According to driving environment and loading state of vehicle, head lamp lighting direction is changed to keep the driver''s visibility range and to protect the driver''s vision from glare, aiming at safety driving.
Description To sense the cars exactly in the next lane with the radar, the direction of the sensor and the direction of the vehicle have to align. This is BSD unit alignment. If this alignment is not performed as below illustration, the degradation of detection performance and the cause of false alarms.
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