2011 LEXUS RX350 engine

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2-3. Operating the lights and windshield wipers
2

When driving
nThe Automatic High Beam can be operated when
The “ENGINE START STOP” switch is IGNITION ON mode.
nLimitations of the Automatic High Beam
Do not rely on the Automatic High Beam. Always drive safely, taking care to
observe your surroundings and turning high beam on or off manually if necessary.
nCamera sensor detection information
lHigh beam may not be automatically turned off in the following situations:

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2-3. Operating the lights and windshield wipers
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When driving
nIf the Automatic High Beam indicator flashes
It may indicate a malfunction in the system. Contact your Lexus dealer.
nTemporary lowering sensor sensitivity
The sensitivity of the sensor can be temporarily lowered.
To lower the sensitivity, push and hold the “AUTO” button on the inside rear view
mirror for 15 to 20 seconds, and release. The indicator light on the inside rear view
mirror will flash to indicate that the sensitivity has been lowered.
When the “ENGINE START STOP” switch is turned off, the sensitivity will be
returned to its normal level.
nCustomization that can be configured at your Lexus dealer
The Automatic High Beam can be turned off.

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2-3. Operating the lights and windshield wipers
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When driving
nThe windshield wipers and washer can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
nEffects of vehicle speed on wiper operation
Vehicle speed affects the following even when the wipers are not in “AUTO” mode:
lIntermittent wiper interval
lWiper 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.)
Sensor sensitivity (high)
Sensor sensitivity (low)
Washer/wiper dual operation
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 pre-
vent dripping.)
If the headlights are on, the
headlight cleaners will operate
once.

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2-3. Operating the lights and windshield wipers
nRaindrop sensor (vehicles with rain-sensing windshield wipers)
lIf the wiper switch is turned to the position while the “ENGINE START
STOP” switch is in IGNITION ON mode, the wipers will operate once to show
that “AUTO” mode is activated.
lWhen the sensor sensitivity ring is turned toward high while in “AUTO” mode,
the wipers will operate once to indicate that the sensor sensitivity is enhanced.
lIf the temperature of the raindrop sensor is 194°F (90°C) or higher, or 5°F
(-15°C) or lower, automatic operation may not occur. In this case, operate
the wipers in any mode other than “AUTO”.
nIf no windshield washer fluid sprays
Check that the washer nozzles are not blocked if there is washer fluid in the wind-
shield washer fluid reservoir.
CAUTION
nCaution regarding the use of windshield wipers in “AUTO” mode (vehicles with
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
anything else do not become caught in the windshield wipers.
lThe raindrop sensor judges the amount
of raindrops.
An optical sensor is adopted. It may not
operate properly when sunlight from the
rising or setting of the sun intermittently
strikes the windshield, or if bugs etc. are
present on the windshield.

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2-3. Operating the lights and windshield wipers
Rear window wiper and washer
nThe rear window wiper and washer can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
NOTICE
nWhen the rear window is dry
Do not use the wipers, as they may damage the rear window.
nWhen the washer fluid tank is empty
Damage to the washer fluid pump may be caused if the lever is operated continu-
ally.
nWhen a nozzle becomes blocked
Do not try to clear it with a pin or other object. The nozzle will be damaged.
The wiper operation is selected by moving the lever as follows:
Off
Intermittent window
wiper operation
Normal window wiper
operation
Washer/wiper dual
operation
Washer/wiper dual
operation

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When driving
Headlight cleaner switch∗
nThe headlight cleaner can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode and the headlight
switch is turned on.
nWindshield washer linked operation
When the windshield washer is operated with the “ENGINE START STOP” switch
in IGNITION ON mode and the headlights on, the headlight cleaner will operate
once. (→P. 1 9 7 )
NOTICE
nWhen the washer fluid tank is empty
Do not press the switch continually as the washer fluid pump may overheat.
Washer fluid can be sprayed on the headlights.
Press the switch to clean the
headlights.
∗: If equipped

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2-4. Using other driving systems
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When driving
Selecting conventional con-
stant speed control mode:
Press the “ON-OFF” button
to activate the cruise control.
Press the button again to deacti-
vate the cruise control.
Switch to constant speed
control mode.
(Push and hold for approxi-
mately one second.)
Constant speed control mode
indicator will come on.
Vehicle-to-vehicle distance con-
trol mode is always reset when
the “ENGINE START STOP”
switch is turned to IGNITION
ON mode.
nDriving in the selected cruise control mode
Accelerate or decelerate to the
desired speed, and push the
lever down to set the speed.
“SET” will be displayed.

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2-4. Using other driving systems
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When driving
nChanging the vehicle-to-vehicle distance
Pressing the button changes the
vehicle-to-vehicle distance as
follows:
Long
Medium
Short
The vehicle-to-vehicle distance
is set automatically to long
mode when the “ENGINE
START STOP” switch is turned
to IGNITION ON mode.
If a vehicle is running ahead of
you, the preceding vehicle mark
will be also displayed.
Preceding vehicle mark