light LEXUS LS500 2019 Manual Online

184 4-3. Operating the lights and wipers
LS500_OM_(U)_1810 ■
Switching to the low beams
Pull the lever to its original position. The AHB indicator will turn off.
Push the lever away from you to activate
the Automatic High Beam system again.
■
Switching to the high beams
Press the Automatic High Beam
switch. The AHB indicator will turn off and the
high beam indicator will turn on.
Press the switch to activate the Automatic
High Beam system again. Operate the lever operates the
wipers or washer as follows. When
is 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.Turning the high beams on/off
manually Windshield wipers and
washer Operating the lever can switch
between automatic operation and
manual operation, or can use the
washer. NOTICE■
When the windshield is dry
Do not use the wipers, as they may dam-
age the windshield.
Operating the wiper lever

1854-3. Operating the lights and wipers
LS500_OM_(U)_1810 4
Driving 1 (U.S.A.) or (Canada)
Off
2 Rain-sensing wiper operationThe wipers will operate automatically when
the sensor detects falling rain. The system
automatically adjusts wiper timing in
accordance with rain volume and vehicle
speed.
3 (U.S.A.) or (Canada)
Low speed wiper operation
4 (U.S.A.) or (Canada)
High speed wiper operation
5 (U.S.A.) or (Canada)
Temporary operation
When is selected, the sensor sen-
sitivity can be adjusted by turning the
switch ring.
6 Increases the sensitivity
7 Decreases the sensitivity 8 Washer/wiper dual opera-
tion Pulling the lever operates the wipers and
washer.
(After operating several times, the wipers
operate once more time after a short delay
to prevent dripping. However, the dripping
prevention does not operate while the
vehicle is moving.)
Vehicles with headlight cleaners:
When the engine swit ch is in IGNITION
ON mode and the headlights are on, if the
lever is pulled, the he adlight 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. ■
Effects of vehicle speed on wiper opera-
tion
Even when the wipers are not in AUTO
mode, vehicle speed affects the time until
the drip prevention wiper sweep occurs.
With low speed windsh ield wiper operation
selected, wiper operation will be switched
from low speed to intermittent wiper opera-
tion only when the vehicle is stationary.
(However, when the sensor sensitivity is
adjusted to the highes t level, the mode can-
not be switched.)
■
Raindrop sensor
●
The 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.

186 4-3. Operating the lights and wipers
LS500_OM_(U)_1810 ●
If the wiper is turned to AUTO mode
while 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 5°F
(-15°C) or lower, automatic operation
may not occur. In this case, operate the
wipers in any mode other than AUTO
mode.■
If no windshield washer fluid sprays
Check that the washer nozzles are not
blocked if there is wash er fluid in the wind-
shield washer fluid reservoir.
■
Front door opening linked windshield
wiper stop function
When is selected and the windshield
wipers are operating, if a front door is
opened while the vehicle is stopped and the
P shift position is sele cted, operation of the
windshield wipers w ill be stopped to pre-
vent anyone near the vehicle from being
sprayed by water from the wipers. When
the front door is closed, wiper operation will
resume.
■
When stopping the engine in an emer-
gency while driving
If the windshield wipers are operating when
the engine is stopped, the windshield wipers
will operate in high speed operation. After
the vehicle is stopped, operation will return
to normal when the engi ne switch is turned to IGNITION ON mode, or operation will
stop when the driver’s door is opened. ■
Outside rear view mirror defogger acti-
vation linked to windshield wiper opera-
tion
The outside rear view mirror defoggers
automatically turn on when you operate the
windshield wipers.
The outside rear view mirror defoggers
automatically turn off approximately 15
minutes after the wipers stop.
For details about the outside rear view mir-
ror defoggers:  P.314
WARNING■
Caution regarding the use of wind-
shield wipers in AUTO mode
The windshield wipers may operate
unexpectedly if the sensor is touched or
the windshield is subj ect to vibration 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
fluid until the windshield becomes warm.
The fluid may freeze on the windshield
and cause low visibility. This may lead to
an accident, resulting in death or serious
injury.
NOTICE
■
When there is no washer fluid spray
from the nozzle
Damage to the washer fluid pump may
be caused 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.

1874-3. Operating the lights and wipers
LS500_OM_(U)_1810 4
Driving When the windshield wipers are not
being used, they retract to below the
hood. To enable the windshield wipers
to be lifted when parking in cold condi-
tions or when replacing a windshield
wiper insert, change the rest position of
the windshield wipers to the service
position using the wiper lever. ■
Raising the wipers to the service
position
Within approximately 45 seconds of
turning the engine switch off, move the
wiper lever to the (U.S.A.) or
(Canada) position and hold it for
approximately 2 se conds or more.The wipers will move to the service posi-
tion. ■
Lifting the windshield wipers
While holding the hook portion of
the wiper arm, lift the windshield wiper
from the windshield.
■
Lowering the windshield wipers to the
retracted position
With the windshield wipers placed on the
windshield, turn the en gine switch to IGNI-
TION ON mode and then move the wiper
lever to an operating position. When the
wiper switch is turned off, the windshield
wipers will stop at the retracted position.
Even if the wipers deviate while the engine
switch is off, the wipers will return to the
normal position.Changing the windshield wiper
rest position/Lifting the wind-
shield wipers
NOTICE■
When lifting the windshield wipers
●
Do not lift the wind shield wipers when
they are in the retracted position
below the hood. Otherwise, they may
contact the hood, possibly resulting in
damage to a windshield wiper and/or
the hood. A

188 4-3. Operating the lights and wipers
LS500_OM_(U)_1810 NOTICE●
Do not lift a windshield wiper by the
wiper blade. Otherwise, the wiper
blade may be deformed.
●
Do not operate the wiper lever when
the windshield wipers are lifted. Oth-
erwise, the windsh ield wipers may
contact the hood, possibly resulting in
damage to the windshield wipers
and/or hood.

190 4-4. Refueling
LS500_OM_(U)_1810 1 Press the opener switch.
2 Turn the fuel tank cap slowly and
remove it, then put it into the holder
on the fuel filler door.
■
If the fuel filler door cannot be opened
 P.432
After refueling, turn the fuel tank cap
until you hear a click. Once the cap is
released, it will turn slightly in the oppo-
site direction.Opening the fuel tank cap
Closing the fuel tank cap 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 inci-
dent which may result in death or serious
injury.

192 4-5. Using the driving support systems
LS500_OM_(U)_1810 WARNING■
To avoid malfunction of the front
radar sensor
Observe the following precautions.
Otherwise, the radar sensor may not
operate properly, possibly leading to an
accident resulting in death or serious
injury. ●
Keep the radar sensor and the grille
cover clean at all times.
Radar sensor
Grille cover
If the front of the rada r sensor or the front
or back of the grille cover is dirty or cov-
ered with water droplets, snow, etc.,
clean it.
Clean the radar sensor and grille cover
with a soft cloth to avoid damage them.
●
Do not attach accessories, stickers
(including transpar ent stickers) or
other items to the radar sensor, grille
cover or surrounding area. A
B ●
Do not subject the radar sensor or its
surrounding area to a strong impact.
If the radar sensor is moved even
slightly off position, the system may
malfunction and objects may not be
detected correctly.
If the radar sensor, front grille, or front
bumper has been subjected to a
strong impact, have the vehicle
inspected by your Lexus dealer. ●
Do not disassemble the radar sensor. ●
Do not modify or paint the radar sen-
sor or grille cover. ●
If the radar sensor, front grille, or front
bumper needs to be removed and
installed, or replaced, contact your
Lexus dealer. ■
To avoid malfunction of the front side
radar sensors
Observe the following precautions.
Otherwise, the radar sensor may not
operate properly, possibly leading to an
accident resulting in death or serious
injury.

1934-5. Using the driving support systems
LS500_OM_(U)_1810 4
Driving WARNING●
Keep the radar sensors and their sur-
rounding areas on the front bumper
clean at all times.
If a radar sensor or its surrounding area
on the front bumper is dirty or covered
with snow, the system may not operate
and a warning message (  P.428) will be
displayed.
If this occurs, clean off the dirt or snow
and drive the vehicle for approximately
10 minutes.
If the warning message does not disap-
pear, have your vehicle inspected by your
Lexus dealer. ●
Do not attach accessories, stickers
(including transparen t stickers), alumi-
num tape or other items to the radar
sensors or their surrounding area.
●
Do not subject a radar sensor or its
surrounding area on the front bumper
to a strong impact.
If a radar sensor is moved even slightly
off position, the system may malfunction
and vehicles may not be detected cor-
rectly.
In the following situations, have your
vehicle inspected by your Lexus dealer.
• If a radar sensor or its surrounding
area is subject to a strong impact
• If the area on the front bumper around
a radar sensor is scratched or dented,
or the front bumper has become par-
tially disengaged ●
Do not disassemble the radar sensors. ●
Do not modify the radar sensors or
their surrounding area on the front
bumper. ●
If a radar sensor or the front bumper
needs to be removed and installed, or
replaced, contact your Lexus dealer. ●
Do not paint the front bumper any
color other than an official Lexus color. ■
To avoid malfunction of the front cam-
era
Observe the following precautions.
Otherwise, the front camera may not
operate properly, possibly leading to an
accident resulting in death or serious
injury. ●
Keep the windshield clean at all times.
• If the windshield is dirty or covered
with an oily film, water droplets, snow,
etc., clean the windshield.
• As some glass coating agents may
affect the detection performance of
the front camera, consult your Lexus
dealer when using a glass coating
agent.
• If a glass coating agent is applied to the
windshield, it will still be necessary to
use the windshield wipers to remove
water droplets, etc. from the area of
the windshield in front of the front
camera.
• If the inner side of the windshield
where the front camera is installed is
dirty, contact your Lexus dealer.

194 4-5. Using the driving support systems
LS500_OM_(U)_1810 WARNING●
Do not attach objects, such as stickers,
transparent stickers, and so forth, to
the outer side of the windshield in front
of the front camera (shaded area in the
illustration).
From the top of the windshield to
approximately 0.4 in. (1 cm) below
the bottom of the front camera
Approximately 14.2 in. (36 cm)
(Approximately 7.1 in. [18 cm] to the
right and left from the center of the
front camera)●
If the part of the windshield in front of
the front camera is fogged up or cov-
ered with condensation or ice, use the
windshield defogger to remove the
fog, condensation or ice. (  P.314)
●
If water droplets cannot be properly
removed from the area of the wind-
shield in front of the front camera by
the windshield wipers, replace the
wiper insert or wiper blade.
If the wiper inserts or wiper blades need
to be replaced, contact your Lexus
dealer.
●
Do not attach window tint to the wind-
shield.
●
Replace the windshield if it is damaged
or cracked.
If the windshield needs to be replaced,
contact your Lexus dealer.
●
Do not allow liquids to contact the
front camera. A
B ●
Do not allow bright lights to shine into
the front camera. ●
Do not dirty or damage the front cam-
era.
When cleaning the inside of the wind-
shield, do not allow glass cleaner to
contact the lens of the front camera.
Also, do not touch the lens.
If the lens is dirty or damaged, contact
your Lexus dealer. ●
Do not subject the front camera to a
strong impact. ●
Do not change the installation position
or direction of the front camera or
remove it. ●
Do not disassemble the front camera. ●
Do not modify any components of the
vehicle around the front camera
(inside rear view mirror, etc.) or ceiling. ●
Do not attach any accessories to the
hood, front grille or front bumper that
may obstruct the front camera. Con-
tact 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 front cam-
era.
●
Do not modify the headlights or other
lights.

1974-5. Using the driving support systems
LS500_OM_(U)_1810 4
Driving
●
In the following situations, if the situation has changed (or the vehicle has been driven for
some time) and the normal operating conditio ns are detected, the message will disappear
and the system will become operational.
If the message does not disappear, contact your Lexus dealer.
• When the temperature around the radar sensor is outside of the operational range, such
as when the vehicle is in the sun or in an extremely cold environment
• When the front camera cannot detect objects in front of the vehicle, such as when driving
in the dark, snow, or fog, or when brig ht lights are shining into the front cameraWhen the temperature around the front
camera is outside of the operational range,
such as when the vehicle is in the sun or in an
extremely cold environment If the front camera is hot, such as after the
vehicle had been parked in the sun, use the
air conditioning system to decrease the tem-
perature around the front camera.
If a sunshade was used when the vehicle
was parked, depending on its type, the sun-
light reflected from the surface of the sun-
shade may cause the temperature of the
front camera to become excessively high.
If the front camera is cold, such after the
vehicle is parked in an extremely cold envi-
ronment, use the air conditioning system to
increase the temperature around the front
camera.
The area in front of the front camera is
obstructed, such as when the hood is open
or a sticker is attached to the part of the
windshield in front of the front camera. Close the hood, remove the sticker, etc. to
clear the obstruction.Situation Actions