lights TOYOTA RAV4 PLUG-IN HYBRID 2021 Service Manual

335
5
5-3. Operating the lights and wipers
Driving
The Automatic High Beam indicator will
come on when the system is operating.
■High beams automatic turning on or off conditions
●When all of the following conditions are fulfilled, the high beams will be
automatically turned on (after approxi -
mately 1 second): • Vehicle speed is above approximately
30 km/h (19 mph) or more.
• The area ahead of t he vehicle is dark. • There are no vehicles ahead with
headlights or tail lights turned on.
• There are few street lights on the road ahead.
●If any of the following conditions are fulfilled, the high beams will be auto -
matically tu rned off:
• Vehicle speed drops below approxi - mately 25 km/h (16 mph).
• The area ahead of t he vehicle is not
dark. • Vehicles ahead have headlights or tail
lights turned on.
• There are many streetlights on the road ahead.
■Front camera detection information
●The high beams may not be automati-
cally turned off in the following situa- tions:
• When oncoming vehicles suddenly
appear from a curve • When the vehicle is cut in front of by
another vehicle
• When vehicles ahead are hidden from sight due to repeated curves, road
dividers or roadside trees
• When vehicles ahead appear from the
faraway lane on a wide road
• When vehicles a head have no lights
●The high beams may be turned off if a
vehicle ahead that i s using fog lights without using th e headlights is
detected.
●House lights, street lights, traffic sig-
nals, and illuminated billboards or
signs may cause t he high beams to switch to the low beams, or the low
beams to remain on.
●The following factors may affect the
amount of time taken to turn the high
beams on or off: • The brightness of headlights, fog
lights, and tail light s of vehicles ahead
• The movement and direction of vehi - cles ahead
• When a vehicle ahead only has oper -
ational lights on one side • When a vehicle ahead is a two-
wheeled vehicle
• The condition of the road (gradient, curve, condition of the road surface
etc.)
• The number of passengers and amount of luggage
●The high beams may be turned on or off when the driver does not expect it.
●Bicycles or similar objects may not be detected.
●In the situations shown below, the system may not be able to accurately
detect surrounding brightness levels.
This may cause the low beams to remain on or the high beams to cause
problems for pedestrians, vehicles
ahead or other parties. In these cases, manually switch between the
high and low beams.
• In bad weather (rain, snow, fog, sand -
storms, etc.) • The windshield is obscured by fog,
mist, ice, dirt, etc.
• The windshield is cracked or dam - aged
• The front camera is deformed or dirty
• When the temperat ure of the front camera is extremely high
• Surrounding brightness levels are

3365-3. Operating the lights and wipers
equal to those of headlights, tail lights
or fog lights • When headlights or t ail lights of vehi-
cles ahead 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 inter -
mittently changing brightness and
darkness • When frequently and repeatedly driv-
ing ascending/descending roads, or
roads with rough, bumpy or uneven surfaces (such as stone-paved roads,
gravel roads, etc.)
• When frequently and repeatedly tak - ing curves or driving on a winding
road
• There is a highly reflective object ahead of the vehicle, such as a sign or
mirror
• The back of a vehicle ahead is highly reflective, such as a container on a
truck
• The vehicle’s headlights are damaged or dirty, or are n ot aimed properly
• The vehicle is listi ng or titling due to a
flat tire, a trailer being towed, etc. • The high beams and low beams are
repeatedly being switched between in
an abnormal manner • The driver believes that the high
beams may be causing problems or
distress to other drivers or pedestrians nearby
• The vehicle is used in a territory in
which vehicles travel on the opposite side of the road o f the country for
which the vehicle is approved, for
example using a vehicle designed for right-hand traffic in a left-hand traffic
territory, or vice versa
• When going through the Straits of
Dover
■If “Headlight System Malfunction Visit Your Dealer” is displayed on
the multi-information display
The system may be malfunctioning. Have the vehicle i nspected by any
authorized Toyota retailer or Toyota
authorized repairer, or any reliable
repairer.
■Switching to the high beams
Push the lever away from you.
The Automatic High Beam indicator will
turn off and the h eadlight high beam
indicator will turn on.
Pull the lever to its original position to
activate the Automa tic High Beam sys-
tem again.
■Switching to the low beams
Press the Automatic High Beam
switch.
The Automatic High Beam indicator will
turn off.
Press the switch to activate the Auto-
matic High Beam system again.
Turning the high beams
on/off manually

337
5
5-3. Operating the lights and wipers
Driving
■Temporarily switching to the
low beams
Pull the lever towa rd you and then
return it to its or iginal position.
The high beams are on while the lever
is pulled toward you, however, after the
lever is returned to its original position,
the low beams remain on for a certain
amount of time. Afte rwards, the Auto-
matic High Beam w ill be activated
again.
■Temporarily switching to the low
beams
It is recommended to switch to the low
beams when the high beams may cause
problems or distress to other drivers or pedestrians nearby.
1 Turns the front and rear
fog lights off
2 Turns the front fog lights
on
3 Turns both front and rear
fog lights on
Releasing the switch ring returns it to
.
Operating the switch ring again turns
only the rear fog light off.
■Fog lights can be used when
Front fog lights: The headlights or the
front position lights are turned on.
Rear fog light: The fr ont fog lights are
turned on.
Fog light switch
The fog lights offer improved
visibility in difficult driving
conditions, such as in rain and
fog.
Operating procedure

3385-3. Operating the lights and wipers
Operating the lever operates
the wipers or washer as follows:
1 Off
2 Rain-sensing operation
3 Low speed operation
4 High speed operation
5 Temporary operation
When “AUTO” is selected, the wipers
will operate automat ically when the
sensor detects falli ng rain. The system
automatically adjusts wiper timing in
accordance with rain volume and vehi -
cle speed.
The sensor sensitivity can be
adjusted when “AUTO” is selected.
6 Increases the sensitivity
7 Decreases the sensitivity
8 Washer/wiper dual oper-
ation
Pulling the lever operates the wipers
and washer.
The wipers will autom atically operate a
couple of times a fter the washer
squirts.
Vehicles with headlight cleaners: When
the power switch is in ON and the
headlights are on, if the lever is pulled,
the headlight cleane rs will operate
once. After this, the headlight cleaners
will operate every 5th time the lever is
pulled.
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 wip ers, as they may
damage the windshield.
Operating the wiper lever

339
5
5-3. Operating the lights and wipers
Driving
■The windshield wipers and washer can be operated when
The power switch is in ON.
■Effects of vehicle speed on wiper
operation
With low speed windshield wiper opera -
tion selected, wiper operation will be
switched from low sp eed to intermittent wiper operation when the vehicle is sta -
tionary. (However, when the sensor sen -
sitivity is adjusted to the highest level, the mode will not switch.)
■Raindrop sensor
●The raindrop sensor judges the
amount of raindrops.* An optical sen - sor 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 is turned to the
“AUTO” position while the power
switch is in ON, the wipers will operate
once to show that “AUTO” mode is activated.
●If the wiper sensitivity is adjusted to higher, the wiper may operate once to
indicate the change of sensitivity.
●If the temperature of the raindrop sen -
sor is 85°C (185°F) or higher, or -15°C
(5°F) or lower, the automatic opera - tion may not occur. In this case, oper -
ate the wipers in any mode other than
“AUTO”.*: It may be located on the opposite side
depending on the target region.
■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.
■Washer nozzle heaters (if equipped)
The washer nozzle heaters operate to
prevent frozen nozzle when the outside temperature is 5°C (41°F) or less and
the power switch is in ON.
WARNING
■Caution regarding the use of
windshield wipers in “AUTO” mode
The windshield wipers may operate
unexpectedly if the sensor is touched or the windshield is subject to vibra -
tion in “AUTO” mode. Take care that
your fingers or anything else does not become caught in the windshield wip -
ers.
■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, result -
ing in death or serious injury.
■When the washer nozzle heaters
are operating (if equipped)
Do not touch the area around the washer nozzle, as they can become
very hot and burn you.
NOTICE
■When the washer fluid tank is empty
Do not operate the switch continually
as the washer fluid pump may over - heat.

3405-3. Operating the lights and wipers
Operating the switch oper-
ates the rear wiper as follows:
1 Off
2 Intermittent operation
3 Normal operation
NOTICE
■When a nozzle becomes blocked
In this case, contact any authorized
Toyota retailer or Toyota authorized repairer, or any reliable repairer.
Do not try to clear it with a pin or other
object. The nozzle will be damaged.
■To prevent 12-volt battery dis -
charge
Do not leave the wipers on longer than necessary when the hybrid sys -
tem is off.
Rear window wiper and
washer
The rear window wiper and
washer can be used by operat -
ing the lever.
NOTICE
■When the rear window is dry
Do not use the wiper, as it may dam -
age the rear window.
Operating the wiper lever

341
5
5-3. Operating the lights and wipers
Driving
4 Washer/wiper dual oper-
ation
Pushing the lever operates the wiper
and washer.
The wiper will automatically operate a
couple of times after the washer
squirts.
■The rear window wiper and washer
can be operated when
The power switch is in ON.
■If no washer fluid sprays
Check that the wash er nozzle is not
blocked if there is washer fluid in the
washer fluid reservoir.
■Back door opening linked rear win - dow wiper stop function
When the rear window wiper is operat -
ing, if the back door is opened while the vehicle is stopped, o peration of the rear
window wiper will be stopped to prevent
anyone near the vehicle from being sprayed by water f rom the wiper. When
the back door is closed, wiper operation
will resume.*
*: The setting must be customized at
any authorized Toy ota retailer or
Toyota authorized repairer, or any reli -
able repairer.
■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 function can be changed.
(Customizable features: →P.637)
NOTICE
■When the washer fluid tank is empty
Do not operate the switch continually
as the washer fluid pump may over -
heat.
■When a nozzle becomes blocked
In this case, contact any authorized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
Do not try to clear it with a pin or other object. The nozzle will be damaged.
■To prevent 12-volt battery dis - charge
Do not leave the wiper on longer than
necessary when the hybrid system is off.

3465-5. Using the driving support systems
WARNING
●Do not attach objects, such as
stickers, transparent stickers, etc.,
to the outer side of the windshield in front of the fron t camera (shaded
area in the illustration).
From the top of the windshield to
approximately 1 cm (0.4 in.) below
the bottom of the front camera
Approximately 20 cm (7.9 in.)
(Approximately 10 cm [4.0 in.] to
the right and left from the center of
the front camera)
●If the part of the wi ndshield in front of the front camera is fogged up or
covered with condens ation, or ice,
use the windshield defogger to remove the fog, condensation, or
ice. ( →P.453)
●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.
●Do not attach window tint to the
windshield.
●Replace the windshield if it is dam -
aged or cracked.
After replacing the windshield, the
front camera must be recalibrated. Contact any authorized Toyota
retailer or Toyota authorized
repairer, or any reliable repairer for details.
A
B
●Do not allow liquids to contact the front camera.
●Do not allow brigh t 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 dirt y or damaged, con-
tact any authorized Toyota retailer
or Toyota authorized repairer, or any reliable repairer.
●Do not subject the front camera to a strong impact.
●Do not change the installation posi - tion or direction of the front camera
or remove it.
●Do not disassemb le the front cam-
era.
●Do not modify any components of
the vehicle around the front camera
(inside rear view mirror, etc.) or ceil - ing.
●Do not attach any accessories to the hood, front grille or front bumper
that may obstruct the front camera.
Contact any authorized Toyota retailer or Toyota authorized
repairer, or any reliable repairer 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.

3545-5. Using the driving support systems
●In the following situations, if the situation has changed (or the vehicle has been
driven for some time) and the no rmal operating conditions are detected, the mes-
sage will disappear and the system will become operational.
If the message does not disappear, contact any authorized Toyot a retailer or Toyota
authorized repairer, or any reliable repairer.
• 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 bright lights are shining into the front
camera
When the temperatur e 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 pa rked in the sun,
use the air cond itioning system to
decrease the temperature around the
front camera.
If a sunshade was used when the vehicle
was parked, depending on its type, the
sunlight reflected from the surface of the
sunshade may cause t he temperature of
the front camera to become excessively
high.
If the front camera is cold, such as after
the vehicle is parked in an extremely cold
environment, use the air conditioning
system to increase the temperature
around the front camera.
The area in front of the front camera is
obstructed, such a s when the hood is
open or a sticker is attached to the part of
the windshield in front of the front cam -
era.
Close the hood, remove the sticker, etc.
to clear the obstruction.
SituationActions

3605-5. Using the driving support systems
• When there is a m etal object (man-
hole cover, steel plate, etc.), steps, or a protrusion in front of your vehicle
• When passing under an object (road
sign, billboard, etc.)
• When approaching an electric toll gate
barrier, parking area barrier, or other barrier that opens and closes
• When using an automatic car wash
• When driving through or under objects that may contact your vehicle, such as
thick grass, tree branches, or a ban-
ner
• When driving through steam or smoke
• When driving near an object that reflects radio waves, such as a large
truck or guardrail
• When driving near a TV tower, broad - casting station, electric power plant, or
other location where strong radio
waves or electrical noise may be pres - ent
■Situations in which the system may
not operate properly
●In some situations such as the follow-
ing, an object may not be detected by
the radar sensor and front camera,
preventing the syst em from operating properly:
• When a detectab le object is
approaching your vehicle • When your vehicle or a detectable
object is wobbling
• If a detectable object makes an abrupt maneuver (such as sudden swerving,
acceleration or deceleration)
• When your vehicle approaches a detectable object rapidly
• When a detectabl e object is not
directly in front of your vehicle
• When a detectable object is near a
wall, fence, guardrail, manhole cover, vehicle, steel plate on the road, etc.
• When a detectable object is under a
structure • When part of a detectable object is
hidden by an object, such as large
baggage, an umbrella, or guardrail • When multiple detectable objects are
close together
• If the sun or othe r light is shining directly on a de tectable object
• When a detectable object is a shade
of white and looks extremely bright • When a detectable object appears to
be nearly the same color or brightness
as its surroundings • If a detectable object cuts or suddenly
emerges in front of your vehicle
• When the front of your vehicle is hit by water, snow, dust, etc.
• When a very brigh t light ahead, such
as the sun or the headlights of oncom - ing traffic, shines directly into the front
camera
• When approaching the side or front of a vehicle ahead
• If a vehicle ahea d is a motorcycle
• If a vehicle ahead is narrow, such as a
personal mobility vehicle • If a preceding vehicle has a small rear
end, such as an unloaded truck
• If a preceding vehicle has a low rear end, such as a low bed trailer