Rain Drop Sensor; Auto Mode; If No Windshield Washer Fluid Sprays - Lexus 2008 ES350 Owner's Manual

2-3. Operating the lights and windshield wipers
Rain drop sensor (vehicles equipped with the rain-sensing windshield wipers)
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AUTO mode

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If the wiper switch is turned to AUTO position while the "ENGINE START STOP"
switch is in IGNITION ON mode, the wiper will operate once to show that AUTO
mode is activated.

If no windshield washer fluid sprays

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Check that the washer nozzles are not blocked if there is washer fluid in the wind-
shield washer fluid reservoir.
CAUTION
Caution regarding the use of windshield wipers in AUTO mode (vehicles
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equipped with the rain-sensing windshield wipers)
The windshield wipers may operate unexpectedly if the sensor is touched or the
windshield is subject to vibration in AUTO mode. Take care that your fingers or any-
thing else do not become caught in the windshield wipers.
NOTICE
When the windshield is dry
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Do not use the wipers, as they may damage the windshield.
When there is no washer fluid spray from the nozzle
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Damage to the washer fluid pump may be caused if the lever is pulled toward you
and held continually.
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The sensor judges the amount of raindrops.