2010 Lexus RX 450h User Guide 2 - Page 205

2-3. Operating the lights and windshield wipers n High beam automatic turning on or off conditions When all of the following conditions are fulfilled, high beam will be automatically turned on (after approximately 1 second): l Vehicle speed is above approximately 20 mph (32 km/h). l The area ahead of the vehicle is dark. l There are no oncoming or preceding vehicles with headlights or tail lights turned on. If any of the following conditions are fulfilled, high beam will be automatically turned off: l Vehicle speed drops below approximately 20 mph (32 km/h). l The area ahead of the vehicle is not dark. l Oncoming or preceding vehicles have headlights or tail lights turned on. 2 When driving n The Automatic High Beam can be operated when The "POWER" switch is ON mode. n Limitations of the Automatic High Beam Do not rely on the Automatic High Beam. Always drive safely, taking care to observe your surroundings and turning high beam on or off manually if necessary. n Camera sensor detection information l High beam may not be automatically turned off in the following situations: • When oncoming vehicles suddenly appear from a curve. • When the vehicle is cut in front of by another. l High beam may be turned off if an oncoming vehicle that is using fog lights without using the headlights is detected. l House lights, street lights, red traffic signals, and illuminated billboards or signs may cause the high beam to turn off. 207