Page 198 of 648
1984-3. Operating the lights and wipers
IS350/300/200t_U (OM53D76U)
Rain-sensing windshield wipers (U.S.A.) or (Canada)
Up 2 levels
Up 1 level
(U.S.A.) or (Canada) Down 1 level
(U.S.A.) or (Canada)
Down 2 levels
AUTO mode on/off switch
With AUTO mode selected, the wipers will operate automatically when the sensor
detects falling rain. The system automatically adjusts wiper timing in accordance with
rain volume and vehicle speed.
The AUTO mode indicator will turn on when AUTO mode is selected.
*: After temporary operation, the mode will return to AUTO mode.
AUTO mode
indicator
1
2
3
4
5
or or
or
OffTemporary
operationTemporary operationLow speedoperationHigh speed operation
Low speed operationOffOffHigh speed operationHigh speed operation
High speed operationOffLow speedoperationNo changeNo change
AUTO
modeIntermittent operation
Off
Temporaryoperation*Low speed operationHigh speed operation
ContinuouslyNo change
Operation
Status
before
operation
Page 199 of 648

1994-3. Operating the lights and wipers
4
Driving
IS350/300/200t_U (OM53D76U)
When AUTO mode is selected, the sensor sensitivity can be adjusted by turning
the switch ring.
Increases the sensitivity
Decreases the sensitivity
Washer/wiper dual operation
The wipers will automatically operate a
couple of times afte r the washer squirts.
Vehicles with headlight cleaners: When
the engine switch is in IGNITION ON
mode and the headlights are on, if the
lever is pulled, th e headlight cleaners
will operate once. After this, the head-
light cleaners will operate every 5th
time the lever is pulled.
The wipers can be used as intermittent windshield wipers, which operate regard-
less of vehicle speed or amount of rain drops. The intermittent windshield wiper
operation can be switched wh en the vehicle is stopped and the wiper is off. The
wiper operation cannot be switched duri ng AUTO mode or while the intermit-
tent windshield wi pers are operating.
Press and hold until the AUTO
mode indicator stops flashing.
If is pressed and held until the
AUTO mode indicator stops flashing
again, it will return to its previous state.
The wiper can be switched when the
vehicle is stopped and the wipers are off.
6
7
8
Switching between the intermittent windshield wipers and rain-sensing
windshield wipers (vehicles with rain-sensing windshield wipers)
Page 200 of 648
2004-3. Operating the lights and wipers
IS350/300/200t_U (OM53D76U)
■Operation of the intermittent windsh ield wipers with interval adjuster
(U.S.A.) or (Can-
ada)
Move the lever up by 2 levels
Move the lever up by 1 level
(U.S.A.) or (Canada)
Move the lever down by 1 level
(U.S.A.) or (Can-
ada)
Move the lever down by 2 levels
1
2
3
4
or or or
OffTemporary operationTemporaryoperationIntermittent operationHigh speedoperation
Intermittent
operationOffOffLow speedoperationHigh speed operation
Low speed operationOffIntermittent operationHigh speedoperationHigh speedoperation
High speed operationOffLow speedoperationNo changeNo change
Status
before
operation
Operation
Page 201 of 648

2014-3. Operating the lights and wipers
4
Driving
IS350/300/200t_U (OM53D76U)
Wiper intervals can be adjusted when intermittent operation is selected.
Increases the intermittent wind-
shield wiper frequency
Decreases the intermittent wind-
shield wiper frequency
The intermittent windshield wiper
operates more frequently as vehicle
speed becomes higher.
Washer/wiper dual operation
The wipers will automatically operate
a couple of times after the washer
squirts.
Vehicles with headlight cleaners:
When the engine switch is in IGNI-
TION ON mode and the headlights
are on, if the lever is pulled, the head-
light cleaners will operate once.
After this, the headlight cleaners will
operate every 5th time the lever is
pulled.
■The windshield wiper and washer can be operated when
The engine switch is in IGNITION ON mode.
■Dripping prevention wiper sweep
After performing a washing and wiping operation several times, the wipers operate one
more time after a short delay to prevent dripping.
However, this final wiper operation will not be performed while driving.
■Effects of vehicle speed on wiper operation (vehicles with rain-sensing windshield wip-
ers)
Vehicle speed affects the following even when the wipers are not in AUTO mode.
●Intermittent wiper interval
●Wiper operation when the washer is being used (delay until drip prevention wiper
sweep occurs)
With low speed windshield wi per operation selected, wiper operation will be switched
from low speed to intermittent wiper operation only when the vehicle is stationary.
5
6
7
Page 202 of 648

2024-3. Operating the lights and wipers
IS350/300/200t_U (OM53D76U)
■Raindrop sensor (vehicles with rain-sensing windshield wipers)
●If the wiper is turned to AUTO mode wh ile the engine switch is in IGNITION ON
mode, the wipers will operate once to show that AUTO mode is activated.
●If the temperature of the raindrop sensor is 185°F (85°C) or higher, or -22°F (-30°C)
or lower, automatic operation may not occur. In this case, operate the wipers in any
mode other than AUTO mode.
■When the windshield wipers are in tempor ary operation (vehicles with rain-sensing
windshield wipers)
AUTO mode cannot be activa ted even if is pressed.
■If no windshield washer fluid sprays
Check that the washer nozzles are not blocked if there is washer fluid in the windshield
washer fluid reservoir.
●The raindrop sensor judges the amount of
raindrops.
An optical sensor is adopted. It may not oper-
ate properly when sunlight from the rising or
setting of the sun inte rmittently strikes the
windshield, or if bugs etc. are present on the
windshield.
WARNING
■Caution regarding the use of windshield wipers in AUTO mode
The windshield wipers may operate unexpectedly if the sensor is touched or the wind-
shield is subject to vibratio n in AUTO mode. Take care that your fingers or anything
else do not become caught in the windshield wipers.
■Caution regarding the use of washer fluid
When it is cold, do not use the washer fl uid until the windshield becomes warm. The
fluid may freeze on the windshield and cause lo w visibility. This may lead to an accident,
resulting in death or serious injury.
NOTICE
■When the windshield is dry
Do not use the wipers, as they may damage the windshield.
■When there is no washer fluid spray from the nozzle
Damage to the washer fluid pump may be cau sed if the lever is pulled toward you and
held continually.
■When a nozzle becomes blocked
In this case, contact your Lexus dealer.
Do not try to clear it with a pin or other object. The nozzle will be damaged.
Page 205 of 648
2054-4. Refueling
4
Driving
IS350/300/200t_U (OM53D76U)
With the doors unlocked, press the
center of the rear edge of the fuel
filler door.
Push until you hear a click and take your
hand away to slightly open the fuel filler
door. Then open the door fully by hand.
Turn the fuel tank cap slowly to
remove it and put it into the holder
on the fuel filler door.
■If the fuel filler door cannot be opened
Opening the fuel tank cap
1
2
Remove the cover inside the trunk and pull the
lever to open the fuel fille r door if the fuel filler
door cannot be opened by pressing the rear
edge of the fuel filler door.
Page 206 of 648
2064-4. Refueling
IS350/300/200t_U (OM53D76U)
After refueling, turn the fuel tank cap
until you hear a click. Once the cap
is released, it will turn slightly in the
opposite direction.
Close the fuel filler door, and press
the center of the rear edge of the
fuel filler door until you hear a click.
When you lock the doors, the fuel filler
door will also lock.
■Fuel filler door lock condition
The fuel filler door may not be locked even when the vehicle’ s doors are locked in the fol-
lowing situations:
●When operating the door lock button inside the vehicle
●When the automatic door lock ing system is operated (→P. 587)
●When the fuel filler door is closed after the vehicle’s doors are locked
Closing the fuel tank cap
1
2
WARNING
■When replacing the fuel tank cap
Do not use anything but a genuine Lexus fuel tank cap designed for your vehicle. Doing
so may cause a fire or other incident whic h may result in death or serious injury.
Page 211 of 648

2114-5. Using the driving support systems
4
Driving
IS350/300/200t_U (OM53D76U)
WARNING
●Do not attach window tinting to the windshield.
●Replace the windshield if it is damaged or cracked.
If the windshield needs to be re placed, contact your Lexus dealer.
●Do not get the camera sensor wet.
●Do not allow bright lights to shine into the camera sensor.
●Do not dirty or damage the camera sensor.
When cleaning the inside of the windshield , do not allow glass cleaner to contact the
lens. Also, do not touch the lens.
If the lens is dirty or damaged, contact your Lexus dealer.
●Do not subject the camera sensor to a strong impact.
●Do not change the installation position or direction of the camera sensor or remove it.
●Do not disassemble the camera sensor.
●Do not install an electronic device or device that emits strong electric waves near the
camera sensor.
●Do not modify any components of the vehi cle around the camera sensor (inside rear
view mirror, et c.) or ceiling.
●Do not attach any accessories that may obstruct the camera sensor to the hood, front
grille or front bumper. Contact your Lexus dealer for details.
●If a surfboard or other long object is to be mounted on the roof, make sure that it will
not obstruct the camera sensor.
●Do not modify the head lights or other lights.