2021 TOYOTA HIGHLANDER HYBRID air condition

3585-2. Using the air conditioning system and defogger
HIGHLANDER HV_U
*: If equipped
NOTICE
■To prevent 12-volt battery dis-
charge
Do not leave the air conditioning
system on longer than necessary
when the hybrid system is off.
Heated steering
wheel*/seat heat-
ers*/seat ventilators*
 Heated steering wheel
Warms up the grip of the
steering wheel
 Seat heaters
Warm up the seat upholstery
 Seat ventilators
Maintain good ventilation
using a fan built into the seat
WARNING
■To prevent minor burn inju-
ries
Care should be taken if anyone in
the following categories comes in
contact with the steering wheel or
seats when the heater is on:
●Babies, small children, the
elderly, the sick and the physi-
cally challenged
●Persons with sensitive skin
●Persons who are fatigued
●Persons who have taken alco-
hol or drugs that induce sleep
(sleeping drugs, cold remedies,
etc.)
NOTICE
■To prevent damage to the
seat heaters
Do not put heavy objects that
have an uneven surface on the
seat and do not stick sharp
objects (needles, nails, etc.) into
the seat.

3595-2. Using the air conditioning system and defogger
5
Interior features
HIGHLANDER HV_U
Turns the heated steering wheel
on/off
The indicator light comes on when
the heated steering wheel is oper-
ating.
■Operation condition
The power swit ch is in ON.
■Timer function
The heated steering wheel will auto-
matically turn off after a period of
time.
■Front (Front air condition-
ing control panel)
Each time the switch is pressed,
the operation condition changes
as follows.
Hi (3 segments lit) Mid (2 seg-
ments lit) Lo (1 segment
lit) Off
The level indicator (amber)
lights up during operation.
Vehicle with a 12.3-inch dis-
play
Vehicle with a 8-inch display
■Front (Toyota multi-opera-
tion touch: Vehicle with a
12.3-inch display)
Select to display the seats
climate screen.
Each time the switch is selected,
the operation condition changes
as follows.
Hi (3 segments lit) Mid (2 seg-
ments lit) Lo (1 segment
lit) Off
The level indicator (red) lights
up during operation.
NOTICE
■To prevent 12-volt battery dis-
charge
Do not use the functions when the
hybrid system is off.
Heated steering wheel
Seat heaters

3605-2. Using the air conditioning system and defogger
HIGHLANDER HV_U
■Rear
Each time the switch is pressed,
the operation condition changes
as follows.
Hi (3 segments lit) Mid (2 seg-
ments lit) Lo (1 segment
lit) Off
The level indica tor (amber)
lights up during operation.
■Operation condition
The power swit ch is in ON.
■Front air condioning con-
trol panel
Each time the switch is pressed,
the operation condition changes
as follows.
Hi (3 segments lit) Mid (2 seg-
ments lit) Lo (1 segment
lit) Off
The level indicato r (green) lights
up during operation.
Vehicle with a 12.3-inch dis-
play
Vehicle with a 8-inch display
WARNING
■To prevent overheating and
minor burn injuries
Observe the following precautions
when using the seat heaters.
●Do not cover the seat with a
blanket or cushion when using
the seat heater.
●Do not use seat heater more
than necessary.
Seat ventilators

3615-2. Using the air conditioning system and defogger
5
Interior features
HIGHLANDER HV_U
■Toyota multi-operation
touch (Vehicle with a
12.3-inch display)
Select to display the seat cli-
mate screen.
Each time the switch is selected,
the operation condition changes
as follows.
Hi (3 segments lit) Mid (2 seg-
ments lit) Lo (1 segment
lit) Off
The level indicator (blue) lights
up during operation.
■Operation condition
The power swit ch is in ON.

3645-3. Using the interior lights
HIGHLANDER HV_U
■To prevent the 12-volt battery
from being discharged
If the interior lights remain on when
the power switch is turned off, the
lights will go off automatically after
20 minutes.
■The interior lights may turn on
automatically when
If any of the SRS airbags deploy
(inflate) or in the event of a strong
rear impact, the interior lights will
turn on automatically.
The interior lights will turn off auto-
matically after approximately 20
minutes.
The interior lights can be turned off
manually. However, in order to help
prevent further collisions, it is rec-
ommended that they be left on until
safety can be ensured.
(The interior lights may not turn on
automatically depending on the
force of the impact and conditions of
the collision.)
■Customization
Some functions can be customized.
(  P.530)
NOTICE
■To prevent 12-volt battery dis-
charge
Do not leave the lights on longer
than necessary when the hybrid
system is off.

3815-5. Using the other interior features
5
Interior features
HIGHLANDER HV_U
WARNING
■Caution regarding interfer-
ence with electronic devices
People with implantable cardiac
pacemakers, cardiac resynchroni-
zation therapy pacemakers or
implantable cardioverter defibrilla-
tors, as well as any other electri-
cal medical device, should consult
their physician about the usage of
the wireless charger.
Operations of the wireless char-
ger may have an affect on medi-
cal devices.
■To prevent damage or burns
Observe the following precau-
tions.
Failure to do so may result in the
possibility of fire, equipment fail-
ure or damage, or burns due to
heat.
●Do not put any metallic objects
between the charging area and
the portable device while
charging.
●Do not attach me tallic objects,
such as aluminum stickers, to
the charging area.
●Do not cover the wireless char-
ger with a cloth or other object
while charging.
●Do not attempt t o charge porta-
ble devices whic h are not com-
patible with the Qi wireless
charging standard.
●Do not disassemble, modify or
remove the wireless charger.
●Do not apply force or impact to
the wireless charger.
NOTICE
■Conditions in which the wire-
less charger may not operate
correctly
In the following situations, the
wireless charger may not operate
correctly:
●When a portable device is fully
charged
●When there is a foreign object
between the charging area and
portable device
●When a portable device
becomes hot wh ile charging
●When a portable device is
placed on the wireless area with
its charging surface facing up
●When a portable device is not
centered on the charging area
●When the vehicle is near a TV
tower, electric po wer plant, gas
station, radio station, large dis-
play, airport or other facility that
generates strong radio waves or
electrical noise
●When the portable device is in
contact with, or is covered by
any of the following metallic
objects:
• Cards to which aluminum foil is attached
• Cigarette boxes that have alu- minum foil inside
• Metallic wallets or bags
• Coins
• Metal hand warmers
• Media such as CDs and DVDs
●When wireless keys (that emit
radio waves) other than those of
your vehicle are being used
nearby.

3865-5. Using the other interior features
HIGHLANDER HV_U
●Disconnect the plug of each
device from the power outlets,
check that the total power con-
sumption of all devices to be con-
nected to the power outlets is less
than 1500 W, reconnect the
devices and then press the
AC120V switch again.
●Disconnect the plug of each
device from the p ower outlets,
check that the devices are not
malfunctioning, reconnect the
devices and then press the
AC120V switch again.
●Check the charge of the hybrid
battery (traction battery) ( P.117).
If the charge is low, shift the shift
lever to P, allow the engine to run
to charge the hybrid battery (trac-
tion battery), and then press the
AC120V switch again.
●If the temperature inside the vehi-
cle is high, such as after the vehi-
cle has been park ed in the sun,
use the air conditioning system to
sufficiently ventilate or cool the
interior, and then press the
AC120V switch again.
●If the vehicle has been stopped in
a cold area, to pro tect the hybrid
battery (traction battery), the
power outlets may not be able to
be used. In this case, drive the
vehicle for a while to warm up the
hybrid battery (traction battery),
and then press the AC120V
switch again.
If the power outlets cannot be used
even after performing the appropri-
ate procedures above, have the
vehicle inspected by your Toyota
dealer.
WARNING
■For safe use
Observe the following precau-
tions.
Failure to do so may lead to an
accident, resulting in death or
serious injury.
●Do not use devices such as the
following when driving:
• Devices which cannot be prop- erly secured within the vehicle.
• Devices which may distract the driver and be a hindrance to
safe driving, such as a TV, DVD
player, etc.
• Unsecured devices which gen- erate heat, such as a toaster,
microwave, electric heater, elec-
tric kettle, coffee maker, etc., as
they may cause burns or a fire
in the case of sudden braking or
an accident.
• Devices which may fall under the pedals and prevent the
brake pedal from being
depressed.
●Do not use devices which pro-
duce steam while the windows
are closed. Doing so may cause
the windows to fog up, reducing
visibility and making it difficult to
drive safely. Also, the steam
may damage or negatively
affect other devices.
●Do not connect a malfunctioning
device to a power outlet, as
doing so may cause the power
outlets to become inoperable.
●Do not disconnect the plug of a
device while your hands are wet
or insert a pin or other object
into the power ou tlet. Also, if a
liquid or snow is on the power
outlet, dry the outlet before
using it.
●Do not attempt to modify, disas-
semble or repair a power outlet.
Also, do not replace the 120
VAC inverter with a commer-
cially available one. For infor-
mation on repairs, contact your
Toyota dealer.

399
6
6
Maintenance and care
HIGHLANDER HV_U
Maintenance and care
.6-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 400
Cleaning and protecting the vehicle interior ........... 403
6-2. Maintenance Maintenance requirements.................................. 406
General maintenance.. 408
Emission inspection and maintenance (I/M) pro-
grams ........................ 410
6-3. Do-it-yourself mainte- nance
Do-it-yourself service pre- cautions ..................... 412
Hood ........................... 414
Positioning a floor jack .................................. 415
Engine compartment ... 416
12-volt battery ............. 421
Tires ............................ 424
Tire inflation pressure.. 436
Wheels ......... ...............438
Air conditioning filter .... 439
Cleaning the hybrid battery (traction battery) air intake
vents and filter ........... 441
Electronic key battery.. 444
Checking and replacing fuses.......................... 446
Headlight aim .............. 448Light bulbs ...................
449