2011 Lexus RX 350 Owners Manual - Page 271

2-3. Operating the lights and windshield wipers Sensor sensitivity (high) Sensor sensitivity (low) 2 Washer/wiper dual operation When driving The wipers will automatically operate a couple of times after the washer squirts. (After operating several times, the wipers operate one more time after a short delay to prevent dripping.) If the headlights are on, the headlight cleaners will operate once. n The windshield wipers and washer can be operated when The "ENGINE START STOP" switch is in IGNITION ON mode. n Effects of vehicle speed on wiper operation Vehicle speed affects the following even when the wipers are not in "AUTO" mode: l Intermittent wiper interval l Wiper operation when the washer is being used (delay until drip prevention wiper sweep occurs) When low speed wiper operation is selected, wiper operation will be switched from low speed to intermittent wiper operation only when the vehicle is stationary. (However, when the sensor sensitivity is adjusted to the highest, the mode cannot be switched.) 199