windshield wipers Lexus IS300h 2017 User Guide

2494-3. Operating the lights and wipers
4
Driving
IS300h_EE(OM53D89E)
■Operation of the intermittent windshield wipers with interval adjuster
Move the lever up by 2 lev-
els
Move the lever up by 1 level
Move the lever down by 1
level
Move the lever down by 2
levels
1
2
3
4
OffTemporary
operation
Temporary
operation
Intermittent
operation
High speed
operation
Intermittent operationOffOffLow speedoperationHigh speedoperation
Low speed
operationOffIntermittent
operation
High speed
operation
High speed
operation
High speed
operationOffLow speed
operationNo changeNo change
Status beforeoperation
Operation

2504-3. Operating the lights and wipers
IS300h_EE(OM53D89E)
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 au tomatically operate a couple of times after the washer
squirts.
When the power switch is in 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.
5
6
7

2514-3. Operating the lights and wipers
4
Driving
IS300h_EE(OM53D89E)
■The windshield wiper and washer can be operated when
The power switch is in ON mode.
■Dripping prevention wiper sweep
After performing a washing and wiping operat ion 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 wiper operation selected, wiper operation will be switched
from low speed to intermitte nt wiper operation only when the vehicle is stationary.
■Raindrop sensor (vehicles with rain-sensing windshield wipers)
●If the wiper is turned to AUTO mode while the power switch is in ON mode, the wipers
will operate once to show th at AUTO mode is activated.
●If the temperature of the raindrop sensor is 85°C (185°F) or higher, or -30°C (-22°F)
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 activated 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 ad opted. 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.

2524-3. Operating the lights and wipers
IS300h_EE(OM53D89E)
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 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 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 any authorized Lexus re tailer or Lexus authorized repairer, or any reliable repairer.
Do not try to clear it with a pin or other object. The nozzle will be damaged.

2604-5. Using the driving support systems
IS300h_EE(OM53D89E)
WARNING
■To avoid malfunction of the camera sensor
Observe the following precautions.
Otherwise, the camera sensor may not operate 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 a glass coating agent is applied to the wi ndshield, it will still be necessary to use
the windshield wipers to remove water droplets, etc. from the area of the wind-
shield in front of the camera sensor. • If the inner side of the windshield where th e camera sensor is installed is dirty, con-
tact your authorized Lexus retailer or Le xus authorized repairer, or any reliable
repairer.
●If the part of the windshield in front of the camera sensor is fogged up or covered with
condensation or ice, use the windshield de fogger to remove the fog, condensation or ice. ( P. 474)
●If water droplets cannot be properly removed from the area of the windshield in front
of the camera sensor by th e windshield wipers, replace the wiper insert or wiper blade.
If the wiper inserts or wiper blades need to be replaced, contact your authorized
Lexus retailer or Lexus authorized re pairer, or any reliable repairer.
●Do not install an antenna or attach stickers
(including transparent st ickers) or other items
to the area of the windshield in front of the camera sensor (shaded area in the illustra-
tion).

5047-1. Maintenance and care
IS300h_EE(OM53D89E)
WARNING
■When washing the vehicle
Do not apply water to the inside of the engine compartment. Doing so may cause the
electrical components etc. to catch fire.
■When cleaning the windshield (vehicles with rain-sensing windshield wipers)
●When the upper part of the windshield where the raindrop sensor is located is touched by hand
●When a wet rag or similar is held close to the raindrop sensor
●If something bumps ag ainst the windshield
●If you directly touch the raindrop sensor body or if something bumps into the raindrop
sensor
■Precautions regarding the exhaust pipes
Exhaust gases cause the exhaus t pipes to become quite hot.
When washing the vehicle, be careful not to touch the pipes until they have cooled suf-
ficiently, as touching hot exhaust pipes can cause burns.
■Precaution regarding the rear bumper with Blind Spot Monitor (if equipped)
If the paint of the rear bumper is chipped or scratched, the system may malfunction. If
this occurs, consult any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Set the wipers to the intermittent windshield
wipers. ( P. 248)
If AUTO mode is sele cted, the wipers may operate unexpectedly in the following situa-
tions, and may result in hands being caught or
other serious injuries and cause damage to the wiper blades.

5057-1. Maintenance and care
7
Maintenance and care
IS300h_EE(OM53D89E)
NOTICE
■To prevent paint deterioration and corrosion on the body and components (aluminum wheels etc.)
●Wash the vehicle immediately in the following cases:
• After driving near the sea coast • After driving on salted roads
• If coal tar or tree sap is present on the paint surface
• If dead insects, insect droppings or bird droppings are present on the paint surface • After driving in an area contaminated wi th soot, oily smoke, mine dust, iron pow-
der or chemical substances
• If the vehicle becomes heavily soiled with dust or mud • If liquids such as benzene and gaso line are spilled on the paint surface
●If the paint is chipped or scratched, have it repaired immediately.
●To prevent the wheels from corroding, remove any dirt and store in a place with low
humidity when storing the wheels.
■Cleaning the exterior lights
●Wash carefully. Do not use organic subs tances or scrub with a hard brush.
This may damage the surfaces of the lights.
●Do not apply wax to the surfaces of the lights. Wax may cause damage to the lenses.
■When using an automatic car wash (vehicle s with rain-sensing windshield wipers)
Set the wipers to the intermittent windshield wipers. ( P. 248) If AUTO mode is selected, the wipers may operate and the wiper blades may be dam-
aged.
■When using a high pressure car wash
●When washing the vehicle, do not spray the camera or its surrounding area directly
with a high pressure washer. Shock applie d from high pressure water may cause the
device to not operate normally.
●Do not bring the nozzle tip close to boots (rubber or resin manufactured cover), con-
nectors or the following parts. The parts may be damaged if they come into contact
with high-pressure water.
• Traction related parts
• Steering parts
• Suspension parts
• Brake parts

686Alphabetical index
IS300h_EE(OM53D89E)
Seats, Front................................................173
Adjustment .............................................. 173
Adjustment precautions ................... 174
Child seats/child restraint
system installation ............................. 67
Cleaning................................................ 506
Driving position memory ................. 177
Head restraints..................................... 182
Power easy access system ............. 177
Properly sitting in the seat ................ 36
Seat heaters ......................................... 480
Seat position memory ....................... 177
Seat ventilators ................................... 480
Seats, Rear................................................ 175
Fold down the seatback ...................175
Luggage security system ................ 153
Sensor
Automatic headlight system.........238
Inside rear view mirror..................... 188
Intrusion sensor a nd tilt sensor ...... 95
LDA (Lane Departure Alert
with steering control) ................... 279
Lexus parking assist-sensor ........ 309
Radar sensor ........................... 259, 339
Rain-sensing windshield
wipers.....................................................251
Service plug .................................................81
Service reminder indicators ............. 100
S-FLOW mode ..................................... 469
Shift lever ................................................. 226
Hybrid transmission ..........................226
If the shift lever cannot be
shifted from P..................................... 231
Shift lock system ................................... 230
Shift position and shift range............. 105
Side airbags ............................................... 43
Side mirrors ............................................. 189
Adjusting and folding ........................189
BSM (Blind Spot Monitor) ........... 334
Linked mirror function when
reversing ................................................191
Mirror position memory ...................177
Side turn signal lights .......................... 233
Replacing light bulbs ....................... 562
Turn signal lever................................. 233
Side windows ...........................................193
Slip indicator............................................577
Smart entry & start system ................. 157
Antenna location ................................. 157
Entry functions ............................. 144, 151
Starting the hybrid system .............. 219

691Alphabetical index
IS300h_EE(OM53D89E)
Warning messages ............................... 581
Warning reflector storage belt .......490
Washer...................................................... 245
Checking .................................................521
Preparing and checking
before winter ......................................361
Switch ...................................................... 245
Washing and waxing ...........................502
Weight....................................................... 644
Wheels ......................................................545
Replacing ...............................................545
Size............................................................ 652
Window lock switch ............................. 193
Windows ................................................... 193
Power windows....................................193
Rear window defogger................... 474
Windshield wiper de-icer.................. 475
Windshield wipers................................ 245
Intermittent windshield wipers
with interval adjuster..................... 245
Rain-sensing windshield
wipers................................................... 247
Winter driving tips ................................. 361
Wireless remote control..................... 138
Battery-Saving Function ................. 158
Locking/Unlocking ................... 144, 151
Replacing the battery.......................549
WMA disc ............................................... 396