2011 Lexus LS 460 Owners Manual - Page 300

2-3. Operating the lights and windshield wipers In bad weather (rain, snow, fog, sandstorms etc.) The windshield is obscured by fog, mist, ice, dirt etc. The windshield is cracked or damaged. The inside rear view mirror or camera sensor is deformed or dirty. Surrounding brightness levels are equal to those of headlights, tail lights or fog lights. Vehicles ahead have headlights that are either switched off, dirty, are changing color, or have are not aimed properly. When driving through an area of intermittently changing brightness and darkness When frequently and repeatedly driving ascending/descending roads, or roads with rough, bumpy or uneven surfaces (such as stone-paved roads, gravel tracks etc.) When frequently and repeatedly taking curves or driving on a winding road There is a highly reflective object ahead of the vehicle, such as a sign or a mirror. The vehicle's headlights are damaged or dirty. The vehicle is listing or tilting, due to a flat tire, a trailer being towed etc. The Automatic High Beam indicator is flashing. The driver believes that the high beam may be causing problems or distress to other drivers or pedestrians nearby. n If the Automatic High Beam indicator flashes It may indicate a malfunction in the system. Contact your Lexus dealer. n Temporary lowering sensor sensitivity The sensitivity of the sensor can be temporarily lowered. To lower the sensitivity, push and hold the "AUTO" button on the inside rear view mirror for 15 to 20 seconds, and release. The indicator light on the inside rear view mirror will flash to indicate that the sensitivity has been lowered. When the "ENGINE START STOP" switch is turned off, the sensitivity will be returned to its normal level. n Customization The Automatic High Beam can be turned off. (Customizable features →P. 778) 204