2005 Lexus LX 470 Owners Manual - Page 58

SWITCHES Twist the automatic control adjuster in the "-" direction to lower the sensitivity, and the "+" direction to boost the sensitivity. With the ignition switch turned off, if the windshield sensor is touched by reason of cleaning the windshield or for any other reason, either of the following operations may cause automatic wiper activation. D Turning the ignition switch on with the wiper lever in the "AUTO" position. D Turning the ignition switch on and move the wiper lever down in the "AUTO" position. Even with the wiper lever in the "AUTO" position, the system will switch to intermittent operations if the system malfunctions. When the system malfunctions, the time interval between sweeps is shortened as the vehicle speed increases. When the vehicle speed reaches more than about 20 km/h (12 mph) with the interval adjuster in "+" position, the time interval becomes the shortest 1.5 seconds. The system will turn off if the windshield gets extremely hot (at more than 90_C or 194_F) or cold (at less than -30_C or -22_F). CAUTION Be careful not to get your fingers caught between the wipers and windshield. When the wiper lever is in the "AUTO" position with the ignition switch on, the wipers could operate automatically in the following cases: D If you touch the upper center of the windshield adjacent to the sensor. D If you wipe the upper center of the windshield (adjacent to which the sensor is located) with a towel. D If the windshield vibrates. D If you touch the sensor. If you stop the vehicle with the wiper switch in the "LO" position, the wiper speed automatically changes from low speed to intermittent operation speed.* This function does not work when the interval adjuster is in the "+" position. NOTE: *This feature can be deactivated. Ask your Lexus dealer for details. 34