wipers TOYOTA HIGHLANDER 2023 User Guide

2174-3. Operating the lights and wipers
4
Driving
3 (U.S.A.) or (Canada)
Low speed operation
4 (U.S.A.) or (Canada)
High speed operation
5 (U.S.A.) or (Canada)
Temporary operation
Wiper intervals can be adjusted
when intermittent operation is
selected.
6 Increases the intermittent
windshield wiper frequency
7 Decreases the intermittent
windshield wiper frequency
8 Washer/wiper dual
operation
Pulling the lever o perates the wip-
ers and washer.
Wipers will automatically operate a
couple of times after the washer
squirts.
Rain-sensing windshield wip-
ers
When “AUTO” is selected, the
wipers will operate automatically
when the sensor detects falling
rain. The system automatically
adjusts wiper timing in accor-
dance with rain volume and
vehicle speed.
The sensor sensitivity can be
adjusted when “AUTO” is
selected.
1 (U.S.A.) or (Canada)
Off
2 Rain-sensing wiper oper-
ation
3 (U.S.A.) or (Canada)
Low speed operation
4 (U.S.A.) or (Canada)
High speed operation
5 (U.S.A.) or (Canada)
Temporary operation
When AUTO mode is selected,

2184-3. Operating the lights and wipers
the sensor sensitivity can be
adjusted by turning the switch
ring.
6Increases the sensitivity
7 Decreases the sensitivity
8 Washer/wiper dual
operation
Pulling the lever o perates the wip-
ers and washer.
The wipers will au tomatically oper-
ate a couple of times after the
washer squirts.
■The windshield wipers and
washer can be operated when
The engine switch is in ON.
■Dripping prevention wiper
sweep
After washing and wiping operation
several times, the wipers operate
one more time after a short delay to
prevent dripping. However, this
function will not operate while driv-
ing.
■Effects of vehicle speed on
wiper operation
Vehicle speed affects the intermit-
tent wiper interval.
■Raindrop sensor (vehicles with
rain-sensing windshield wipers)
●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
●If the wiper switch i s turned to the
“AUTO” position while the engine
switch is in ON, the wipers will
operate once to show that AUTO
mode is activated.
●When the sensor sensitivity ring is
turned toward high while in
“AUTO” position, the wipers will
operate once to indicate that the
sensor sensitivity is enhanced.
●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 washer fluid
in the washer fluid tank.
■Front door opening linked wind-
shield wiper stop function
(vehicles with rain-sensing
windshield wipers)
When “AUTO” is selected and the

2194-3. Operating the lights and wipers
4
Driving
windshield wipers are operating, if a
front door is opened, the operation
of the windshield wipers will be
stopped to prevent anyone enter-
ing/exiting 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 the front door is
closed, wiper operation will resume.
Operating the switch
operates the rear wiper as fol-
lows.
1 (U.S.A.) or (Canada)
Off
2 (U.S.A.) or (Canada)
Intermittent operation
3 (U.S.A.) or (Canada)
Normal operation
WARNING
■Caution regarding the use of
windshield wipers in AUTO
mode (vehicles with
rain-sensing windshield wip-
ers)
The windshield wipers may oper-
ate unexpectedly if the sensor is
touched or the windshield is sub-
ject 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 low visibility. This may lead
to an accident, resulting in death
or serious injury.
NOTICE
■When the washer fluid tank is
empty
Do not operate the switch continu-
ally as the washer fluid pump may
overheat.
■When a nozzle becomes
blocked
In this case, contact your Toyota
dealer.
Do not try to clear it with a pin or
other object. The nozzle will be
damaged.
Rear windshield wiper
and washer
NOTICE
■When the rear window is dry
Do not use the wiper, as it may
damage the rear window.
Operating the wiper lever

2204-3. Operating the lights and wipers
4 Washer/wiper dual
operation
Pushing the lever operates the
wiper and washer.
The wiper will automatically operate
a couple of times after the washer
squirts.
The washer will automatically oper-
ate and clean the camera for the
Digital Rearview Mirror
*1 (  P.155)
and rear camera
*2.
*1: If equipped
*2: Refer to “MULTIMEDIA OWNER’S MANUAL”.
■The rear window wiper and
washer can be operated when
The engine switch is in ON.
■If no washer fluid sprays
Check that the washer nozzle is not
blocked if there is washer fluid in the
washer fluid tank.
■Reverse-linked rear window
wiper function
When the shift lever is shifted to R
when the front wipers are operating,
the rear window wiper will operate
once.
■Customization
Setting of the reverse-linked func-
tion can be changed. ( P.494)
NOTICE
■When the washer fluid tank is
empty
Do not operate the switch continu-
ally as the washer fluid pump may
overheat.

2244-5. Using the driving support systems
WARNING
■To avoid malfunction of the
radar sensor
Observe the following precau-
tions.
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
radar sensor cover clean at all
times.
Radar sensor
Radar sensor cover
If the front of the r adar sensor or
the front or back of the radar sen-
sor cover is dirty or covered with
water droplets, snow, etc., clean
it.
Clean the radar sensor and radar
sensor cover with a soft cloth to
avoid damaging them.
●Do not attach accessories,
stickers (including transparent
stickers) or other items to the
radar sensor, radar sensor
cover or surrounding area.
●Do not subject the radar sensor
or its surrounding area to a
strong impact.
If the radar sensor, front grille,
or front bumper has been sub-
jected to a strong impact, have
the vehicle insp ected by your
Toyota dealer.
●Do not disassemble the radar
sensor.
●Do not modify or paint the radar
sensor or radar sensor cover.
●In the following cases, the radar
sensor must be recalibrated.
Contact your Toyota dealer for
details.
• When the radar s ensor or front
grille are removed and installed,
or replaced
• When the front bumper is replaced
■To avoid malfunction of the
front camera
Observe the following precau-
tions.
Otherwise, the f ront 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 cov-
ered with an o ily film, water
droplets, snow, etc., clean the
windshield.
• 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 wind- shield where the front camera is
installed is dirty, contact your
Toyota dealer.

2254-5. Using the driving support systems
4
Driving
WARNING
●Do not attach objects, such as
stickers, transparent stickers,
etc., to the outer side of the
windshield in fr ont 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 7.9 in. (20 cm)
(Approximately 4.0 in. [10 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 covered with con-
densation or ice, use the wind-
shield defogger to remove the
fog, condensation or ice.
(
P.324)
●If water droplets cannot be
properly removed from the area
of the windshield in front of the
front camera by the windshield
wipers, replace the wiper insert
or wiper blade.
●Do not attach win dow tint to the
windshield.
●Replace the windshield if it is
damaged or cracked.
After replacing the windshield,
the front camera must be recali-
brated. Contact your Toyota
dealer for details.
●Do not allow liquids to contact
the front camera.
●Do not allow bright lights to
shine into the front camera.
●Do not dirty or damage the front
camera.
When cleaning the inside of the
windshield, 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 Toyota 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. Contact your Toy-
ota 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 camera.
●Do not modify the headlights or
other lights.

3716-1. Maintenance and care
6
Maintenance and care
parts.
■Bumpers
Do not scrub with abrasive cleaners.
■Plated portions
If dirt cannot be removed, clean the
parts as follows:
●Use a soft cloth dampened with an
approximately 5% solution of neu-
tral detergent and water to clean
the dirt off.
●Wipe the surface with a dry, soft
cloth to remove any remaining
moisture.
●To remove oily deposits, use alco-
hol wet wipes or a similar product.
WARNING
■When washing the vehicle
Do not apply water to the inside of
the engine compartment. Doing
so may cause the electrical com-
ponents, etc. to catch fire.
■When cleaning the windshield
(vehicles with rain-sensing
windshield wipers)
Set the wiper switch to off.
If the switch is in “AUTO”, the wip-
ers may operate unexpectedly in
the following situations, and may
result in hands being caught or
other serious injuries and cause
damage to the wiper blades.
Off
AUTO
●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 sen-
sor
●If something bumps against the
windshield
●If you directly touch the raindrop
sensor body or if something
bumps into the ra indrop sensor
■Precautions regarding the
exhaust pipe
Exhaust gasses cause the
exhaust pipe to become quite hot.
When washing the vehicle, be
careful not to touch the pipe until it
has cooled sufficiently, as touch-
ing a hot exhaust pipe can cause
burns.
■Precaution regarding the rear
bumper with Blind Spot Moni-
tor (if equipped)
If the paint of th e rear bumper is
chipped or scratched, the system
may malfunction. If this occurs,
consult your Toyota dealer.
NOTICE
■To prevent paint deteriora-
tion and corrosion on the
body and components (alumi-
num wheels, etc.)
●Wash the vehicle immediately in
the following cases:
• After driving nea r 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

3726-1. Maintenance and care
NOTICE
• After driving in an area contami-nated with soot, oily smoke,
mine dust, iron powder or chem-
ical substances
• If the vehicle becomes heavily soiled with dust or mud
• If liquids such as benzene and gasoline are spilled on the paint
surface
●If the paint is chipped or
scratched, have it repaired
immediately.
●To prevent the wheels from cor-
roding, remove any dirt and
store in a place with low humid-
ity when storing the wheels.
■Cleaning the exterior lights
●Wash carefully. Do not use
organic substances or scrub
with a hard brush.
This may damage the surfaces
of the lights.
●Do not apply wax to the sur-
faces of the lights.
Wax may cause damage to the
lenses.
■When using an automatic car
wash (vehicles with
rain-sensing windshield wip-
ers)
Set the wiper switch to the off
position.
If the wiper switch is in “AUTO”,
the wipers may operate and the
wiper blades may be damaged.
■When using a high pressure
car wash
●When washing the vehicle, do
not spray the came ra or its sur-
rounding area directly with a
high pressure washer. Shock
applied from high pressure
water may cause the device to
not operate normally.
●Do not spray water directly on
the radar which is equipped
behind the emblem. Otherwise
it may cause the device to be
damaged.
●Do not bring the nozzle tip close
to boots (rubber or resin manu-
factured cover), connectors 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
●Keep the cleaning nozzle at
least 11.9 in. (30 cm) away from
the vehicle body. Otherwise
resin section, s uch as moldings
and bumpers, may be deformed
and damaged.
Also, do not continuously hold the
nozzle in the same place.
●Do not spray the lower part of
the windshield continuously.
If water enters the air conditioning
system intake located near the
lower part of the windshield, the
air conditioning system may not
operate correctly.
●Do not wash the underside of
the vehicle using a high pres-
sure car washer.

3806-2. Maintenance
The OBD system determines
that a problem exists some-
where in the emission control
system. Your vehicle may not
pass the I/M test and may need
to be repaired. Contact your
Toyota dealer to service the
vehicle.
When the battery is discon-
nected or discharged
Readiness codes that are set
during ordinary driving are erased.
Also, depending on your driving
habits, the readiness codes may
not be completely set.
When the fuel tank cap is
loose
Vehicle exterior
ItemsCheck points
Doors
• Do the doors
operate
smoothly?
Engine hood
• Does the engine hood lock system
work properly?
Fluid leaks
• There should not be any signs of
fluid leakage
after the vehicle
has been parked.
Tires
• Is the tire infla-tion pressure
correct?
• The tires should not be damaged
or excessively
worn.
• Have the tires been rotated
according to the
maintenance
schedule?
• The wheel nuts should not be
loose.
Windshield
wipers/rear
window wiper
• The wiper blades should not show
any signs of
cracking, split-
ting, wear, con-
tamination or
deformation.
• The wiper blades should clear the
windshield/rear
window without
streaking or skip-
ping.
Emission inspection
and maintenance (I/M)
programs
Some states have vehicle
emission inspection pro-
grams which include OBD
(On Board Diagnostics)
checks. The OBD system
monitors the operation of
the emission control sys-
tem.
If the malfunction indica-
tor lamp comes on
Your vehicle may not pass
the I/M test in the follow-
ing situations:

534Alphabetical Index
SensorAutomatic headlight system . 211
Automatic High Beam system........................................... 213
Digital Rearview Mirror ......... 154
Inside rear view mirror.......... 150
Intuitive parking assist .......... 275
LTA (Lane Tracing Assist) ..... 239
Parking Support Brake function (rear-crossing vehicles) ...... 299
Parking Support Brake function (static objects) .................... 297
Radar sensor................ 223, 271
Rain-sensing windshield wipers ........................................... 218
RCTA .................................... 284
Service reminder message .... 377
Shift lever Automatic transmission ........ 201
If the shift lever cannot be shifted from P................................. 202
Shift lever light ....................... 337
Shift lock system .................... 202
Shopping bag hooks .............. 345
Side airbags .............................. 34
Side doors Door lock .............................. 115
Side marker lights Light switch .......................... 210
Replacing light bulbs ............ 415
Side mirrors Adjustment ........................... 160
BSM (Blind Sport Monitor) ... 270
Folding ................................. 161
Heaters................................. 324
Linked mirror function when reversing ............................ 160
Mirror position memory ........ 142
RCTA function ...................... 283
Side turn signal lights Replacing light bulbs ............ 415
Turn signal lever ................... 204 Side windows ..........................162
Smart key system
Antenna location...................131
Entry functions.............. 115, 121
Starting the engine ...............197
Snow mode switch .................304
Snow tires ...............................314
Spare tire .................................446 Storage location ...................447
Spark plug ...............................477
Specifications .........................474
Speedometer .......................79, 82
Sport mode..............................300
Steering wheel Adjustment ...........................148
Heated steering wheel..........335
Meter control switches......87, 97
Stop & Start syste m ...............264
Warning light.........................436
Stop lights Replacing light bulbs ............415
Storage features ... ..................340
Stuck If the vehicle becomes stuck 471
Suggestion function .........95, 101
Sun visors ...............................359
Sunshade Roof ......................................165
Switches Activating the Automatic High Beam ..................................213
Automatic High Beam system ...........................................213
Brake Hold switch .................208
Digital Rearview M irror control
switches..............................150
Door lock switches ............... 118
Driving mode select switch ...300
Driving position memory switches..............................142
Dynamic radar cruise control with full-speed range switch250