Patent ID: 7649321
Filing Date: 2010-01-19
Classification: B60Q

Abstract:
1. An apparatus for controlling an irradiation direction of a lamp for a vehicle, the apparatus comprising: an actuator that controls an irradiation direction of a lamp; a controller that detects a pitch angle of the vehicle and controls the actuator in accordance with the pitch angle; a control signal line that sends a control signal for controlling the actuator from the controller to the actuator; and a monitor unit that is provided in the controller, monitors a state of the control signal line and determines an abnormality of the controller, the actuator or the control signal line based on the state of the control signal line; wherein the monitor unit monitors a voltage of the control signal line and determines that the controller, the actuator or the control signal line is abnormal when the voltage is not a predetermined voltage; and wherein the actuator includes: