Lexus LX 570 2009 Manual page 201

The rear window wiper and washer can be operated when
■
The "ENGINE START STOP" switch is in IGNITION ON mode.
Dripping prevention wiper sweep
■
After washing and wiping operation several times, the wipers operate one more
time after a short delay to prevent dripping.
Effect of vehicle and shift position on wiper operation
■
With "HI" or
●
to intermittent wiper operation only the vehicle is stationary.
With "LO" or
●
sweeps once when you shift the shift lever to "R" while windshield wipers oper-
ating or with 17 seconds from their deactivation.
Customization that can be configured at Lexus dealer
■
Settings (e.g. drip prevention function) can be changed. 
(Customizable features P. 717)
NOTICE
When the rear window is dry
■
Do not use the wiper, as it may damage the rear window.
selected, wiper operation will be switched from low speed
or "OFF" or
2-3. Operating the lights and wipers
selected, the rear window wiper
2
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