Lexus LS460 Owners Book page 208

2-3. Operating the lights and windshield wipers
If the temperature of the raindrop sensor is 194F (90C) or higher, or 5F
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(-15C) or lower, automatic operation may not occur. In this case, operate
the wipers in any mode other than "AUTO".
If no windshield washer fluid sprays
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Check that the washer nozzles are not blocked and if there is washer fluid in the
windshield washer fluid reservoir.
Headlight cleaner linked operation (if equipped on headlight cleaner)
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When the windshield washer is operated with the headlights on, the headlight
cleaner will operate once.
CAUTION
Caution regarding the use of windshield wipers in "AUTO" mode
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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
anything 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 the washer fluid tank is empty
■
Damage to the washer fluid pump may be caused if the lever is pulled toward you
and held continually.
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