wipers LEXUS RX350 2016 User Guide

248 4-3. Operating the lights and wipers
RX350_U_OM48E90U ●
In the following situations the system may not be able to correctly detect the surround-
ing brightness level. This may cause the lo w beams to remain on or the high beams to
flash or dazzle pedestrians or vehicles ahead. In such a case, it is necessary to manually
switch between the high and low beams.
• When driving in inclement weather (hea vy rain, snow, fog, sandstorms, etc.)
• When the windshield is obscured by fog, mist, ice, dirt, etc.
• When the windshield is cracked or damaged
• When the camera sensor is deformed or dirty
• When the temperature of the camera sensor is extremely high
• When the surrounding brightness level is equa l to that of headlights, tail lights or fog
lights
• When headlights or tail lights of vehicles ah ead are turned off, dirty, changing color,
or not aimed properly
• When the vehicle is hit by water, snow, dust, etc. from a preceding vehicle
• When driving through an area of intermit tently changing brightness and darkness
• When frequently and repeatedly driving ascending/descending roads, or roads with
rough, bumpy or uneven surfaces (such as stone-paved roads, gravel roads, etc.)
•When frequently and repe atedly taking curves or driving on a winding road
• When there is a highly reflective object ahead of the vehicle, such as a sign or mirror
• When the back of a preceding vehicle is hi ghly reflective, such as a container on a
truck
• When the vehicle's headlights are damaged or dirty, or are not aimed properly
• When the vehicle is listing or titling due to a flat tire, a trailer being towed, etc.
• When the headlights are changed between the high beams and low beams repeat-
edly in an abnormal manner
• When the driver believes that the high beams may be flashing or dazzling pedestri-
ans or other drivers■
Temporarily lowering sensor sensitivity
The sensitivity of the sensor can be temporarily lowered.
Turn the engine switch off while the following conditions are met.
• The headlight switch is in or .
• The headlight switch lever is in high beam position.
• Automatic High Beam switch is on.
Turn the engine switch to IGNITION ON mode.
Within 30 seconds after , re peat pulling the headlight sw itch lever to the original
position then pushing it to the high beam po sition quickly 10 times, then leave the lever
in high beam position.
If the sensitivity is changed, the Automatic High Beam indicator is turn on and off 3
times.
Automatic High Beam (headlights) may turn on even the vehicle is stopped.1
2
3 2
4

2494-3. Operating the lights and wipers
4
Driving
RX350_U_OM48E90U (U.S.A.) or (Canada)
Turns the fog lights off
Turns the fog lights on
■
Fog lights can be used when
The headlights are on in low beam.Fog light switch The fog lights secure excell ent visibility in difficult driving conditions, such as
in rain and fog.
Operating instructions 1
2

250 4-3. Operating the lights and wipers
RX350_U_OM48E90U The wiper operation is selected by moving the lever as follows. 
Intermittent windshield wipers with interval adjuster
(U.S.A.) or (Canada)
Off
(U.S.A.) or (Canada)
Intermittent operation
(U.S.A.) or (Canada)
Low speed operation
(U.S.A.) or (Canada)
High speed operation
(U.S.A.) or (Canada)
Temporary operation
Wiper intervals can be adjusted when intermittent operation is selected.
Increases the intermittent windshield
wiper frequency
Decreases the intermittent wind-
shield wiper frequencyWindshield wipers and washer Operating the wiper lever 1
2
3
4
5
6
7

2514-3. Operating the lights and wipers
4
Driving
RX350_U_OM48E90U 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 headlight
cleaners will operate once. After this,
the headlight cleaners will operate
every 5th time the lever is pulled. 
Rain-sensing windshield wipers
(U.S.A.) or (Canada)
Off
Rain-sensing operation
(U.S.A.) or (Canada)
Low speed operation
(U.S.A.) or (Canada)
High speed operation
(U.S.A.) or (Canada)
Temporary operationWhen “AUTO” is selected, the wipers
will operate automatically when the sen-
sor detects falling rain. The system auto-
matically adjusts wiper timing in
accordance with rain volume and vehi-
cle speed.
The sensor sensitivity can be adjusted when “AUTO” is selected.
Increases the sensitivity
Decreases the sensitivity 8
1
2
3
4
5
6
7

252 4-3. Operating the lights and wipers
RX350_U_OM48E90U 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 headlight
cleaners will operate once. After this,
the headlight cleaners will operate
every 5th time the lever is pulled. ■
The windshield wipers and washer can be operated when
The engine switch is in IGNITION ON mode. ■
Dripping prevention wiper sweep (vehicle s with rain-sensing windshield wipers)
After washing and wiping operation several times, the wipers operate one more time
after a short delay to prevent dripping. Howeve r, this function will not operate while driv-
ing. ■
Effects of vehicle speed on wiper operation
Vehicle speed affects the Intermittent wiper interval. ■
Raindrop sensor (vehicles with rain-sensing windshield wipers)
●
If the wiper switch is turned to the “AUTO” position while the engine switch is in IGNI-
TION ON mode, the wipers will operate once to show that AUTO mode is activated.●
When the sensor sens itivity ring is turned toward hi gh while in “AUTO” position, the
wipers will operate once to indicate th at the sensor sensit ivity is enhanced.●
If 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 mode. ■
If no windshield washer fluid sprays
Check that the washer nozzles are not blocked, if there is washer fluid in the washer fluid
tank. 8
●
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.

2534-3. Operating the lights and wipers
4
Driving
RX350_U_OM48E90U ■
Front door opening linked windshield wiper stop function (vehicles with rain-sensing
windshield wipers)
When “AUTO” is selected and the windshield wipers are operating, if a front door is
opened, the operation of the windshield wipe rs will be stopped to prevent anyone near
the vehicle from being sprayed by water from the wipers, provided the vehicle is stopped
with the parking brake applied or the shift lever in P. When th e front door is closed, wiper
operation will resume. ■
Customization
Some functions can be customized. (  P. 6 9 9 )
WA R N I N G ■
Caution regarding the use of windshield wi pers in AUTO mode (vehicles with rain-
sensing windshield wipers)
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. 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 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 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.

254 4-3. Operating the lights and wipers
RX350_U_OM48E90U 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 conditions or
when replacing a windshield wiper insert, change the rest position of the wind-
shield wipers to the service position using the wiper lever. ■
Raising the wipers to the service position
Within approximately 40 seconds of
turning the engine switch off, move
the wiper lever to the
(U.S.A.) or (Canada) posi-
tion and hold it for approximately 2
seconds or more. The wipers will move to the service
position.
■
Lifting the windshield wipers
While holding the hook portion of
the wiper arm, lift the windshield
wiper from the windshield.Changing the windshield wiper rest position/Lifting the windshield wip-
ers
Hook portion

2554-3. Operating the lights and wipers
4
Driving
RX350_U_OM48E90U ■
Lowering the windshield wipe rs to the retracted position
With the windshield wipers placed on the wi ndshield, turn the engine 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 st op at the retracted position.
NOTICE ■
When lifting the windshield wipers ●
Do not lift the windshield wipers when they are in the retracted position below the
hood. Otherwise, they may contact the hood, possibly resulting in damage to a wind-
shield wiper and/or the hood.
●
Do not operate the wiper lever when the wind shield wipers are lifted. Otherwise, the
windshield wipers may contac t the hood, possibly resultin g in damage to the wind-
shield wipers and/or hood. ●
Do not lift a windshield wiper by the wiper
blade. Otherwise, the wiper blade may be
deformed.

256 4-3. Operating the lights and wipers
RX350_U_OM48E90U Turning the end of the lever turns on the rear window wiper and washer.
(U.S.A.) or (Canada)
Off
(U.S.A.) or (Canada)
Intermittent operation
(U.S.A.) or (Canada)
Normal operation
Washer/wiper dual operation The wiper will automatically operate a
couple of times after the washer squirts.Rear window wiper and washer Operating the wiper lever 1
2
3
4

2574-3. Operating the lights and wipers
4
Driving
RX350_U_OM48E90U ■
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 nozzle is not blocked if there is washer fluid in the washer fluid
tank.
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. ■
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.