lights LEXUS LX570 2016 Service Manual

LX570_OM_OM60N01U_(U) 2334-3. Operating the lights and wipers
4
Driving The sensor sensitivity can be adjusted when “AUTO” is selected.
Increases the sensitivity
Decreases the sensitivity
Washer/wiper dual operation The wipers operate automatically. (After
operating several times, the wipers
operate one more time after a short
delay to prevent dripping.) ■
The windshield wipers and washer can be operated when
The engine switch is in IGNITION ON mode. ■
Raindrop sensor
●
If the wiper switch is turned to the “AUT O” position while the engine switch is in
IGNITION ON mode, the wipers will operate on ce to show that “AUTO” mode is acti-
vated. ●
When the sensor sensitivity ri ng is turned toward high wh ile in “AUTO” mode, the wip-
ers will operate once to indicate that the sensor sensitivity is enhanced. ●
If the temperature of the rain drop sensor is 185  F (85  C) or higher, or -22  F (-30  C)
or lower, the automatic operation may not occu r. In this case, operate the wipers in any
mode other than “AUTO”. 5
6
7
●
The raindrop sensor judges the amount of
raindrops.
An optical sensor is ad opted. It may not oper-
ate 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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LX570_OM_OM60N01U_(U) 4-3. Operating the lights and wipers■
Effects of vehicle speed on wiper operation
With the settings other than “AUTO” also, the time until drip prevention wiper sweep
occurs is changed depending on vehicle speed. 
Ty p e A
With selected, wiper operation will be switched from low sp eed to intermittent
wiper operation only when the vehicle is stat ionary. (However, when the sensor sensitiv-
ity is adjusted to the highest le vel, the mode cannot be switched.)
Ty p e B
With selected, wiper operation will be switched from low speed to intermittent
wiper operation only when the vehicle is stat ionary. (However, when the sensor sensitiv-
ity is adjusted to the highest le vel, the mode cannot be switched.)■
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.
WA R N I N G ■
Caution regarding the use of wind shield wipers in “AUTO” mode
The windshield wipers may operate unexpectedly if the sensor is touched or the wind-
shield is subject to vibration in “AUTO” mode . Take care that your fingers etc. anything
else does 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 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 the washer fluid tank is empty
Do not operate the switch continually as the washer fluid pump may overheat. ■
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
Do not try to clear it with a pin or other object. The nozzle will be damaged.

235
LX570_OM_OM60N01U_(U) 4-3. Operating the lights and wipers
4
Driving
Rear window wiper and washer The wiper operation is selected by moving the lever as follows: 
Ty p e A
Intermittent window wiper operation
Normal window wiper operation
Washer/wiper dual operation 1
2
3

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LX570_OM_OM60N01U_(U) 4-3. Operating the lights and wipers 
Ty p e B
Intermittent window wiper operation
Normal window wiper operation
Washer/wiper dual operation 1
2
3

LX570_OM_OM60N01U_(U) 2374-3. Operating the lights and wipers
4
Driving ■
The rear window wiper and washer can be operated when
The engine switch is in IGNITION ON mode. ■
If no washer fluid sprays
Check that the washer nozzles are not blocked if there is washer fluid in the washer fluid
reservoir. ■
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 
Ty p e A ●
With selected, wiper operation will be switched from low speed to intermittent
wiper operation only the vehicle is stationary. ●
With or selected, the rear window wiper sweeps once when you shift the
shift lever to R while windshield wipers oper ating or with 17 seco nds from their deacti-
vation. 
Ty p e B ●
With selected, wiper operation will be switched from low speed to intermittent
wiper operation only the vehicle is stationary. ●
With or selected, the rear window wiper sweeps once when you shift the
shift lever to R while windshield wipers oper ating or with 17 seco nds from their deacti-
vation. ■
Customization
Settings (e.g. drip prevention function) can be changed.
(Customizable features  P. 585)
NOTICE ■
When the rear window is dry
Do not use the wiper, as it may damage the rear window. ■
When the washer fluid tank is empty
Do not operate the switch continually as the washer fluid pump may overheat.

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LX570_OM_OM60N01U_(U) 4-3. Operating the lights and wipers
Headlight cleaner switch 
Press the switch to clean the headlights. ■
The headlight cleaners can be operated when
The engine switch is in IGNITION ON mode and the headlight switch is turned on.
 : If equippedWasher fluid can be sprayed on the headlights.
NOTICE ■
When the washer fluid tank is empty
Do not press the switch continually as the washer fluid pump may overheat.

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LX570_OM_OM60N01U_(U) 4-5. Using the driving support systems
WA R N I N G ■
To avoid malfunction of the camera sensor
Observe the following precautions.
Otherwise, the camera sensor may not operat e properly, possibly leading to an acci-
dent 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., clear
the windshield.
If the inner side of the windshield where the camera sensor is installed is dirty, contact
your Lexus dealer.
●
If the part of the windshield in front of th e camera sensor is fogged up or covered with
condensation or ice, use the windshield defogger to remove the fog, condensation or
ice. (  P. 4 0 1 )●
Do not apply glass coating agents to the area of the windshield in front of the camera
sensor.
Glass coating agents can be applied to the windshield in areas other than in front of
the camera sensor. However, it will still be necessary to use the wipers if the area of
the windshield in front of the camera sensor is covered with water droplets. ●
If water droplets cannot be properly remove d from the area of the windshield in front
of the camera sensor 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 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 damage d, contact your Lexus dealer.●
Do not subject the camera sensor to a strong impact. ●
Do not install an antenna or attach stickers
(including transparent stickers) or other items
to the area of the windshield in front of the
camera sensor (shaded area in the illustra-
tion).

LX570_OM_OM60N01U_(U) 2474-5. Using the driving support systems
4
Driving WA R N I N G ●
Do not change the installation position or di rection of the camera sensor or remove it. ●
Do not disassemble the camera sensor. ●
Do not install an electronic de vice or device that emits strong electric waves near the
camera sensor. ●
Do not modify any components of the vehicle around the camera sensor (inside rear
view mirror, sun visors, etc.) or ceiling. ●
Do not attach any accessories that may obst ruct 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 headlights or other lights.

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LX570_OM_OM60N01U_(U) 4-5. Using the driving support systems
• If a vehicle ahead is carrying a load which protrudes past its rear bumper
• If a vehicle ahead is irregularly shaped, such as a tractor or side car
• If the sun or other light is shin ing directly on a vehicle ahead
• If a vehicle cuts in front of your vehicle or emerges from beside a vehicle
• If a vehicle ahead makes an abrupt maneuver (such as sudden swerving, accelera-
tion or deceleration)
• When suddenly cutting behind a preceding vehicle
• When driving in inclement weather such as heavy rain, fog, snow or a sandstorm
• When the vehicle is hit by water, snow, dust, etc. from a vehicle ahead
• When driving through steam or smoke
• When driving in a place where the surrounding brightness changes suddenly, such
as at the entrance or exit of a tunnel
• When a very bright light, such as the sun or the headlights of oncoming traffic, shines
directly into the camera sensor
• When the surrounding area is dim, such as at dawn or dusk, or while at night or in a
tunnel
• After the engine has started the vehicle has not been driven for a certain amount of
time
• While making a left/right turn and for a few seconds after making a left/right turn
• While driving on a curve and for a few seconds after driving on a curve
• If your vehicle is skidding
• If the front of the vehicle is raised or lowered, such as when the road surface is
uneven or undulating
• If the wheels are misaligned
• If a wiper blade is blocking the camera sensor
• The vehicle is wobbling.
• The vehicle is being driven at extremely high speeds.
• When driving on a hill • If a vehicle ahead has extremely high
ground clearance
• When a vehicle ahead is not directly in front
of your vehicle

LX570_OM_OM60N01U_(U) 2654-5. Using the driving support systems
4
Driving
Press the LDA switch to turn the LDA
system on. The LDA indicator illuminates.
Press the LDA switch again to turn the
LDA system off.
When the LDA system is turned on or
off, operation of the LDA system contin-
ues in the same condition the next time
the engine is started. WA R N I N G ■
Situations unsuitable for LDA
Do not use the LDA system in the following situations.
The system may not operate properly and le ad to an accident, resulting in death or
serious injury. ●
A spare tire, tire chains, etc., are equipped. ●
Objects or patterns that could be mistaken for white (yellow) lines are present on the
side of the road (guardrails, cu rbs and reflective poles, etc.).●
Vehicle is driven on a snow-covered road. ●
White (yellow) lines are difficult to see due to rain, snow, fog, dust, etc. ●
Asphalt repair marks, white (y ellow) line marks, etc., are present due to road repair.●
Vehicle is driven in a temporary lane or restricted lane due to construction work. ●
Vehicle is driven in a construction zone. ■
Preventing LDA system malfunctions and operations performed by mistake●
Do not modify the headlights or place stickers, etc., on the surface of the lights. ●
Do not modify the suspension or use pa rts other than genuine replacement parts.●
Do not install or place anything on the hood or grille. Also, do not install a grille guard
(bull bars, kangaroo bar, etc.). ●
If your windshield needs repair s, contact your Lexus dealer.
Turning LDA system on