2022 TOYOTA RAV4 PLUG-IN HYBRID cooling

2404-4. Adjusting the steering wheel and mirrors
QCleaning the mirror surface
If the mirror surface is dirty, the
image on the display may be diffi-
cult to see.
Clean the mirror surface gently
using a soft dry cloth.
QCleaning the camera
If the camera lens is dirty, the dis-
played image may not be clear. In
this case, clean it with a soft cloth
dampened with water or a swab.
QThe camera
The camera for the Digital Rear-view Mirror is located as shown.
QThe cooling fan
There is a cooling fan in the Digital
Rear-view Mirror. Cooling fan sounds may be heard when using the system.
WARNING
QTo prevent causes of fire
If the driver continues using the Digi-
tal Rear-view Mirror while smoke or odor comes from the mirror, it may result in fire. Stop using the system
immediately and contact any autho- rized Toyota retailer or Toyota autho-rized repairer, or any reliable repairer.
Cleaning the Digital Rear-
view Mirror
NOTICE
QTo prevent the Digital Rear-view Mirror from malfunctioning
ODo not use detergents, such as thinner, benzene, and alcohol to clean the mirror. They may discolor,
deteriorate or damage the mirror surface.
ODo not smoke, use matches, use
cigarette lighters or allow open flames near the mirror. It may dam-age the mirror or cause a fire.
ODo not remove, disassemble or modify the mirror.
QTo prevent the camera from mal-functioning
OObserve the following precautions,
otherwise the Digital Rear-view Mir- ror may not operate properly.
• Do not strike or hit the camera or
subject it to a strong impact, as the camera installation position and angle may be changed.
• Do not remove, disassemble or modify the camera.
• Do not allow an organic solvent, car wax, window cleaner or glass coat-
ing to adhere to the camera. If this happens, wipe it off as soon as pos-sible.
• When cleaning the camera lens, wipe the camera lens with a damp
soft cloth. Do not strongly rub the camera lens, as it may be scratched and
will not be able to transmit a clear image.
• When applying colored film (includ- ing transparent film) to the rear win-dow glass, do not apply it to the
area in front of the camera. If film is applied to the area in front of the camera, the image from the
camera may not display properly.

387
5
5-5. Using the driving support systems
Driving
abled.
• The collision becomes avoidable with normal brake operation.• A vehicle is no longer approaching
from the right or left at the rear of the vehicle.
OBrake control• The Parking Support Brake is dis-abled.
• Approximately 2 seconds have elapsed since the vehicle was stopped by brake control.
• The brake pedal is depressed after the vehicle is stopped by brake con-trol.
• A vehicle is no longer approaching from the right or left at the rear of the vehicle.
QDetection area of the Parking Sup-
port Brake function (rear-crossing vehicles)
The detection area of the Parking Sup-
port Brake function (rear-crossing vehi- cles) differs from the detection area of the RCTA function ( P.368). Therefore,
even if the RCTA function detects a vehicle and provides an alert, the Park-ing Support Brake function (rear-cross-
ing vehicles) may not start operating.
QSituations in which the system may not operate properly
 P.368
QSituations in which the system may
operate even if there is no possibil- ity of a collision
 P.369
1Eco drive mode
Suitable for driving to improve fuel
economy by more smoothly generating
torque in response to accelerator pedal
operations compared to normal mode
and restraining air conditioning system
operations (heating/cooling).
When the switch is turned to the left
while not in Eco drive mode, the system
switches to Eco drive mode and the
Eco drive mode indicator illuminates on
the multi-information display.
2 Normal mode
Suitable for normal driving.
Driving mode select
switch
The driving modes can be
selected to suit the driving and
usage conditions.
Selecting a driving mode

3885-5. Using the driving support systems
The driving mode returns to normal
mode if the switch is pressed while in
Eco drive mode or sport mode.
3 Sport mode
Controls the steering feeling and hybrid
system to create an acceleration
response that is suitable for sporty driv-
ing. Suitable for when crisp handling is
desired, such as when driving on
mountainous roads.
When the switch is turned to the right
while not in sport mode, the system
switches to sport mode and the sport
mode indicator illuminates on the multi-
information display.
QWhen changing to a driving mode
other than normal mode
OThe background color of the multi-
information display changes accord- ing to the selected driving mode.
OWhen the speedometer is set to ana-log display, the speedometer display color also changes.
OThe color of the switch changes according to the selected driving
mode. (On some models)
QAir conditioning system operation in Eco drive mode
In Eco drive mode, heating/cooling oper-
ations and the fan speed is controlled to improve fuel efficiency. Perform the fol-lowing procedures to increase the air
conditioning performance.
OAdjust the fan speed ( P.407)
OCancel Eco drive mode
QCanceling a driving mode
OSport mode is automatically canceled and the driving mode returns to nor-mal mode when the power switch is
turned off.
ONormal mode and Eco drive mode are
not canceled until another driving mode is selected. (Even if the power
switch is turned off, normal mode and
Eco drive mode will not be automati- cally canceled.)

407
6
6-1. Using the air conditioning system and defogger
Interior features
QAdjusting the temperature set-
ting
Turn driver’s side temperature con-
trol dial clockwise to increases the
temperature and turn the dial coun-
terclockwise to decreases the tem-
perature.
The air conditioning system switches
between individual and simultaneous
modes each time the “DUAL” switch is
pressed.
Simultaneous mode (the indicator on
the “DUAL” switch is off):
The driver’s side temperature control
dial can be used to adjust the tempera-
ture for the driver’s and passenger’s
side. At this time, operate the passen-
ger’s side temperature control dial to
enter individual mode.
Individual mode (the indicator on the
“DUAL” switch is on):
The temperature for the driver’s and
passenger’s side can be adjusted sepa-
rately.
QSetting the fan speed
Press the fan speed increase
switch to increase the fan speed
and the fan speed decrease switch
to decrease the fan speed.
Pressing the “OFF” switch to turns off
the fan.
QChange the airflow mode
Press the airflow mode control
switch.
The airflow mode changes as follows
each time the switch is pressed.
1 Upper body
2 Upper body and feet
3 Feet
4 Feet and the windshield defog-
ger operates
QSwitching between outside air
and recirculated air modes
Press the outside/recirculated air
mode switch.
The mode switches between outside air
mode (the indicator is off) and recircu-
lated air mode (the indicator is on) each
time the button is pressed.
QSet cooling and dehumidifica-
tion function
Press the “A/C” switch.
When the function is on, the indicator
illuminates on the “A/C” switch.
QDefogging the windshield
Defoggers are used to defog the
windshield and front side windows.
Press the windshield defogger
switch.
Set the outside/recirculated air mode
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415
6
6-1. Using the air conditioning system and defogger
Interior features
OThe outside temperature is extremely
low
OWhen the hybrid system is cool (for
example, after being left for a long time in low temperatures)
QWindshield defogger
When defogging the windshield using
the Remote Air Conditioning System, defogging may be insufficient due to the power being restricted more than during
normal air conditioning operation. Also, the outside of the windshield may fog up due to the outside temperature, humidity
or air conditioning set temperature.
QUsing the heater via the Remote Air Conditioning System
OWhen the outside temperature is low, heating may feel insufficient due to restricted operation of the air condi-
tioning.
OWhen the outside heat exchanger
becomes frosted over, heating perfor- mance may decline due to automati-cally switching to the frost removal
operation. ( P.406)
QSecurity feature
Any unlocked doors will be automatically locked when the system is operating.
The emergency flashers flash to indicate that the doors have been locked or the system has been turned off.
QConditions affecting operation
 P.222
QWhile the Remote Air Conditioning System is operating
ODepending on the operating condition of the Remote Air Conditioning Sys-tem, the air conditioning compressor
or cooling fan may spin and an operat- ing noise may be heard.However, this does not indicate a mal-
function.
OThe air conditioning operation
switches, etc. will not operate while the Remote Air Conditioning System is operating.
QElectronic key battery depletion
 P.200
QWhen the electronic key battery is fully depleted
 P.486
QCustomization
Setting (e.g. Operation using “A/C” on the wireless remote control) can be changed. (Customizable features:
 P.569)
WARNING
QPrecautions for the Remote Air Conditioning System
ODo not use the system if people are in the vehicle. Even when the system is in use, the
internal temperature may still reach a high or low level due to features such as the automatic shut-off.
Children and pets left inside the vehicle may suffer heatstroke dehy-dration or hypothermia, or could
result in death or serious injury.
ODepending on the surrounding envi-
ronment, signals from the wireless switch may transmit further than expected. Pay appropriate attention
to the vehicle’s surroundings and use the switch only when neces-sary.
ODo not operate “A/C” on the wire-less remote control if the hood is
open. The air conditioning may operate unintentionally and objects may be drawn into the electrical
cooling fan.
NOTICE
QTo prevent the hybrid battery (traction battery) from being dis-charged
Use “A/C” on the wireless remote control only when necessary.

451
7
7-3. Do-it-yourself maintenance
Maintenance and care
WARNING
QWhen working on the engine compartment
OMake sure that “IGNITION ON” on the multi-information display and the “READY” indicator are both off.
OKeep hands, clothing and tools away from the moving fan.
OBe careful not to touch the engine, power control unit, radiator, exhaust
manifold, etc. right after driving as they may be hot. Oil and other flu-ids may also be hot.
ODo not leave anything that may burn easily, such as paper and
rags, in the engine compartment.
ODo not smoke, cause sparks or
expose an open flame to fuel. Fuel fumes are flammable.
OTake care because brake fluid can harm your hands or eyes and dam-age painted surfaces. If fluid gets
on your hands or in your eyes, flush the affected area with clean water immediately. If you still experience
discomfort, consult a doctor.
QWhen working near the electric
cooling fan or radiator grille
Be sure the power switch is off. With the power switch in ON, the
electric cooling fan may automatically start to run if the air conditioning is on and/or the coolant temperature is
high. ( P.458)
QSafety glasses
Wear safety glasses to prevent flying or falling material, fluid spray, etc., from getting in your eyes.
NOTICE
QIf you remove the air cleaner fil-ter
Driving with the air cleaner filter removed may cause excessive engine wear due to dirt in the air.
QIf the fluid level is low or high
It is normal for the brake fluid level to
go down slightly as the brake pads wear or when the fluid level in the accumulator is high.
If the reservoir needs frequent refill- ing, it may indicate a serious problem.

455
7 7-3. Do-it-yourself maintenance
Maintenance and care
Fuse boxes (P.488)
Engine oil filler cap (P.456)
Engine oil level dipstick (P.455)
Radiator (P.458)
Electric cooling fan
Condenser (P.458)
Power control unit coolant reservoir (P.458)
Washer fluid tank (P.459)
Engine coolant reservoir (P.457)
Q12-volt battery
P.460
With the engine at operating tem-
perature and turned off, check the
Engine compartment
Components
A
B
C
D
E
F
G
H
I
Checking and adding the
engine oil

4587-3. Do-it-yourself maintenance
“LOW” line
If the level is on or below the “LOW”
line, add coolant up to the “FULL” line.
( P.551)
QPower control unit coolant
reservoir
Reservoir cap
“FULL” line
“LOW” line
If the level is on or below the “LOW”
line, add coolant up to the “FULL” line.
( P.553)
QCoolant selection
Only use “Toyota Super Long Life Coo- lant” or a similar high quality ethylene glycol based non-silicate, non-amine,
non-nitrite, and non-borate coolant with long-life hybrid organic acid technology.“Toyota Super Long Life Coolant” is a
mixture of 50% coolant and 50% deion- ized water. (Minimum temperature: -35°C [-31°F])
For more details about coolant, contact any authorized Toyota retailer or Toyota authorized repairer, or any reliable
repairer.
QIf the coolant level drops within a short time of replenishing
Visually check the radiators, hoses,
engine/power control unit coolant reser- voir caps, drain cock and water pump.If you cannot find a leak, have any
authorized Toyota retailer or Toyota
authorized repairer, or any reliable repairer, test the cap and check for leaks in the cooling system.
Check the radiator and condenser,
and clear away any foreign objects.
If either of the above parts is
extremely dirty or you are not sure
of their condition, have your vehicle
inspected by any authorized Toyota
retailer or Toyota authorized
repairer, or any reliable repairer.
C
A
B
C
WARNING
QWhen the hybrid system is hot
Do not remove the engine/power con- trol unit coolant reservoir caps.
The cooling system may be under pressure and may spray hot coolant if the cap is removed, causing serious
injuries, such as burns.
NOTICE
QWhen adding coolant
Coolant is neither plain water nor straight antifreeze. The correct mix-ture of water and antifreeze must be
used to provide proper lubrication, corrosion protection and cooling. Be sure to read the antifreeze or coolant
label.
QIf you spill coolant
Be sure to wash it off with water to prevent it from damaging parts or
paint.
Checking the radiator and
condenser