air filter TOYOTA HIGHLANDER 2020 Owners Manual (in English)

4TABLE OF CONTENTS
HIGHLANDER_U
Emission inspection and mainte-nance (I/M) programs....... 398
6-3. Do-it-yourself maintenance Do-it-yourself service precau-tions ................................. 400
Hood .................................. 402
Positioning a floor jack ....... 403
Engine compartment .......... 404
Tires ................................... 411
Tire inflation pressure......... 423
Wheels ............................... 425
Air conditioning filter ........... 426
Electronic key battery ......... 428
Checking and replacing fuses ......................................... 429
Headlight aim ..................... 431
Light bulbs .......................... 432
7-1. Essential information Emergency flashers ........... 442
If your vehicle has to be stopped in an emergency .............. 442
If the vehicle is trapped in rising water ................................ 443
7-2. Steps to take in an emergency If your vehicle needs to be towed......................................... 445
If you think something is wrong ......................................... 448
Fuel pump shut off system ......................................... 449
If a warning light turns on or a warning buzzer sounds .... 450
If a warning message is dis- played .............................. 460
If you have a flat tire ........... 464
If the engine will not start ... 478
If you lose your keys .......... 479If the fuel filler door cannot be
opened ............................. 480
If the electronic key does not operate properly............... 481
If the vehicle battery is dis- charged ............................ 483
If your vehicle overheats .... 487
If the vehicle becomes stuck ......................................... 489
8-1. Specifications Maintenance data (fuel, oil level, etc.) .................................. 492
Fuel information ................. 503
Tire information .................. 505
8-2. Customization Customizable features ....... 515
8-3. Initialization Items to initialize ................ 527
9-1. For owners Reporting safety defects for U.S. owners ............................. 530
Seat belt instructions for Cana- dian owners (in French) ... 530
SRS airbag instructions for Canadian owners (in French)......................................... 532
Headlight aim instructions for Canadian owners (in French)
........ ................................. 53

9
What to do if... (Troubleshooting) ......................................... 542
Alphabetical Index.............. 545
7When trouble arises
8Vehicle specifications
9For owners
Index

3315-2. Using the air conditioning system and defogger
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5
Interior features
to outside air mode prior to turning
the vehicle off.
●When parking, the system auto-
matically switches to outside air
mode to encourage better air cir-
culation throughout the vehicle,
helping to reduce odors that occur
when starting the vehicle.
■Air conditioning filter
 P. 4 2 6
■Air conditioning system refrig-
erant
●A label regarding the refrigerant of
the air conditioning system is
attached to the ho od at the loca-
tion shown in the following illustra-
tion.
●The meaning of each symbol on
the label are as follows:
Caution
Air conditioning sys-
tem
Air conditioning sys-
tem lubricant type
Requires registered
technician to service
air conditioning sys-
tem
Flammable refrigerant
WARNING
■To prevent the windshield
from fogging up
Do not use the windshield defog-
ger switch during cool air opera-
tion in extremely humid weather.
The difference between the tem-
perature of the outside air and
that of the windshield can cause
the outer surface of the wind-
shield to fog up, blocking your
vision.
■When the outside rear view
mirror defoggers are operat-
ing
Do not touch the rear view mirror
surfaces when the outside rear
view mirror defoggers are on.
■When the windshield wiper
de-icer is operating
Do not touch the glass at lower
part of the windshield or to the
side of the front pillars when the
windshield wiper de-icer is on.
NOTICE
■To prevent battery discharge
Do not leave the air conditioning
system on longer than necessary
when the engine is off.
■When repairing/replacing
parts of the air conditioning
system
Have repair/replacement per-
formed by your Toyota dealer.
When a part of the air conditioning
system, such as the evaporator, is
to be replaced, it must be
replaced with a new one.

3375-2. Using the air conditioning system and defogger
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5
Interior features
up, press the Stop & Start cancel
switch and refrain from using the
Stop & Start system.
■When an odor comes from the
air conditioning system while
the engine is stopped due to the
Stop & Start system (vehicles
with Stop & Start system)
Press the Stop & Start cancel switch
to restart the engine.
■Air conditioning filter
 P. 4 2 6
■Air conditioning system refrig-
erant
●A label regarding the refrigerant of
the air conditioning system is
attached to the ho od at the loca-
tion shown in the following illustra-
tion.
●The meaning of each symbol on
the label are as follows:
■Customization
Some functions can be customized.
(  P.515)
Caution
Air conditioning sys-
tem
Air conditioning sys-
tem lubricant type
Requires registered
technician to service
air conditioning sys-
tem
Flammable refrigerant
WARNING
■To prevent the windshield
from fogging up
Do not use the windshield defog-
ger switch during cool air opera-
tion in extremely humid weather.
The difference between the tem-
perature of the outside air and
that of the windshield can cause
the outer surface of the wind-
shield to fog up, blocking your
vision.
■When the outside rear view
mirror defoggers are operat-
ing
Do not touch the rear view mirror
surfaces when the outside rear
view mirror defoggers are on.
■When the windshield wiper
de-icer is operating
Do not touch the glass at lower
part of the windshield or to the
side of the front pillars when the
windshield wiper de-icer is on.
NOTICE
■To prevent battery discharge
Do not leave the air conditioning
system on longer than necessary
when the engine is off.
■When repairing/replacing
parts of the air conditioning
system
Have repair/replacement per-
formed by your Toyota dealer.
When a part of the air conditioning
system, such as the evaporator, is
to be replaced, it must be
replaced with a new one.

3395-2. Using the air conditioning system and defogger
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5
Interior features
When the windshield defogger
switch is on, the indicator illumi-
nates on the windshield defogger
switch.
■Defogging the rear window
and outside rear view mir-
rors
Defoggers are used to defog the
rear window and to remove rain-
drops, dew and frost from the
outside rear view mirrors.
Press the rear window defogger
and outside rear view mirror
defoggers switch.
When the rear window defogger
and outside rear view mirror defog-
gers switch is on, the indicator illu-
minates on the rear window
defogger and outside rear view mir-
ror defoggers switch.
The defoggers will automatically
turn off after a while.
■Air conditioning system opera-
tions when the engine is
stopped due to the Stop & Start
system
When the engine is stopped due to
Stop & Start system operations, the
automatic air conditioning cooling,
heating and dehumidification func-
tions turn off and the fan speed is
decreased according to the outside
temperature etc. or air blowing
stops. To stop the air conditioning
system from turning off, press the
Stop & Start cancel switch and
refrain from using the Stop & Start
system.
■When the windshield is fogged
up and the engine is stopped
due to the Stop & Start system
Press the windshield defogger
switch to restart the engine and defog the windshield.
If the windshield continuously fogs
up, press the Stop & Start cancel
switch and refrain from using the
Stop & Start system.
■When an odor comes from the
air conditioning system while
the engine is stopped due to the
Stop & Start system
Press the Stop & Start cancel switch
to restart the engine.
■Air conditioning filter
 P.426
■Air conditioning system refrig-
erant
●A label regarding the refrigerant of
the air conditioning system is
attached to the hood at the loca-
tion shown in th e following illustra-
tion.
●The meaning of each symbol on
the label are as follows:
Caution
Air conditioning sys-
tem
Air conditioning sys-
tem lubricant type
Requires registered
technician to service
air conditioning sys-
tem
Flammable refrigerant

387
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6
6
Maintenance and care
Maintenance and care
.6-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 388
Cleaning and protecting the vehicle interior ........... 391
6-2. Maintenance Maintenance requirements.................................. 394
General maintenance.. 396
Emission inspection and maintenance (I/M) pro-
grams ........................ 398
6-3. Do-it-yourself mainte- nance
Do-it-yourself service pre- cautions ..................... 400
Hood ........................... 402
Positioning a floor jack .................................. 403
Engine compartment ... 404
Tires ............................ 411
Tire inflation pressure.. 423
Wheels ......... ...............425
Air conditioning filter .... 426
Electronic key battery.. 428
Checking and replacing fuses.......................... 429
Headlight aim .............. 431
Light bulbs................... 432

4016-3. Do-it-yourself maintenance
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6
Maintenance and care
Headlight aim
(  P.431)• Phillips-head
screwdriver
Light bulbs
( P.432)
• Bulb with same
number and
wattage rating as
original
• Flathead screw- driver
• Wrench
Radiator and
condenser
(  P.408)

Tire inflation
pressure
( P.423)• Tire pressure
gauge
• Compressed air source
Washer fluid
( P.410)
• Water or washer
fluid containing
antifreeze (for
winter use)
• Funnel (used only for adding
water or washer
fluid)
WARNING
The engine compartment contains
many mechanisms and fluids that
may move suddenly, become hot,
or become electrically energized.
To avoid death or serious injury,
observe the following precautions.
■When working on the engine
compartment
●Keep hands, clothing and tools
away from the moving fan and
engine drive belt.
ItemsParts and tools●Be careful not to touch the
engine, radiator, exhaust mani-
fold, etc. right after driving as
they may be hot. Oil and other
fluids may also be hot.
●Do not leave anything that may
burn easily, such as paper and
rags, in the engine compart-
ment.
●Do not smoke, cause sparks or
expose an open flame to fuel or
the battery. Fuel and battery
fumes are flammable.
●Be extremely cautious when
working on the battery. It con-
tains poisonous and corrosive
sulfuric acid.
■When working near the elec-
tric cooling fan or radiator
grille
Be sure the engine switch is off.
With the engine switch in ON, the
electric cooling fan may automati-
cally start to run if the air condi-
tioning is on and/or the coolant
temperature is high. ( P.408)
■Safety glasses
Wear safety glasses to prevent
flying or falling material, fluid
spray, etc. from getting in your
eyes.
NOTICE
■If you remove the air cleaner
filter
Driving with the air cleaner filter
removed may cause excessive
engine wear due to dirt in the air.

4266-3. Do-it-yourself maintenance
HIGHLANDER_U
Use only Toyota wheel nuts
and wrenches designed for
use with your aluminum
wheels.
 When rotating, repairing or
changing your tires, check
that the wheel nuts are still
tight after driving 1000 miles
(1600 km).
 Be careful not to damage the
aluminum wheels when using
tire chains.
 Use only Toyota genuine bal-
ance weights or equivalent
and a plastic or rubber ham-
mer when balancing your
wheels. 1
Turn the engine switch off.
2 Open the glove box. Slide off
the damper.
3 Push in the glove box on the
vehicle’s outer side to discon-
nect the claws. Then pull out
the glove box and disconnect
the lower claws.
4 Unlock the filter cover ( ),
pull the filter cover out of the
NOTICE
●Ensure that only genuine Toyota
wheels are used on your vehi-
cle.
Tire pressure warning valves
and transmitters may not work
properly with non-genuine
wheels.
Aluminum wheel precau-
tions
Air conditioning filter
The air conditioning filter
must be changed regularly
to maintain air conditioning
efficiency.
Removing the air condi-
tioning filter

4276-3. Do-it-yourself maintenance
HIGHLANDER_U
6
Maintenance and care
claws ( ), and remove the
filter cover.
5 Remove the filter case.
6 Remove the air conditioning
filter from the filter case and
replace it with a new one.
The “ UP” marks shown on the
filter and the filter case should be
pointing up.
■Checking interval
Inspect and replace the air condi-
tioning filter accord ing to the mainte-
nance schedule. In dusty areas or
areas with heavy traffic flow, early replacement may be required. (For
scheduled maintenance information,
please refer to th
e “Owner’s Manual
Supplement” or “Scheduled Mainte-
nance Guide”.)
■If air flow from the vents
decreases dramatically
The filter may be clogged. Check
the filter and replace if necessary.
NOTICE
■When using the air condition-
ing system
Make sure that a filter is always
installed.
Using the air conditioning system
without a filter may cause damage
to the system.

545Alphabetical Index
HIGHLANDER_U
Alphabetical Index
A
A/C ................................... 328, 333 Air conditioning filter ............. 426
Automatic air conditioning sys-tem ..................................... 333
Eco air conditioning mode .... 340
Front seat concentrated airflow mode (S-FLOW) ................. 342
Manual air conditioning system ........................................... 328
Rear automatic air conditioning system ................................ 348
Rear manual air conditioning system ................................ 346
ABS (Anti-lock Brake System) ............................................... 313Warning light ........................ 452
ACA (Active Cornering Assist) ............................................... 313
Active Cornering Assist (ACA) ............................................... 313
Adaptive Front-lighting System (AFS)...................................... 216
AFS (Adaptive Front-lighting System) ................................. 216
AHB (Automatic High Beam) . 217
Air conditioning filter ............. 426
Air conditioning system 328, 333 Air conditioning filter ............. 426
Automatic air conditioning sys-tem ..................................... 333
Eco air conditioning mode .... 340
Front seat concentrated airflow mode (S-FLOW) ................. 342
Manual air conditioning system ........................................... 328
Rear automatic air conditioning system ................................ 348
Rearmanual air conditioning sys- tem ..................................... 346 Airbags
Airbag operating conditions ....34
Airbag precautions for your child.............................................37
Correct driving posture ...........23
Curtain shield airbag operating conditions .............................35
Curtain shield airbag precautions .............................................37
Front passenger occupant clas- sification system ...................41
General airbag precautions ....37
Locations of airbags ...............32
Modification and disposal of air- bags......................................40
Side airbag operating conditions .............................................35
Side airbag precautions..........37
Side and curtain shield airbags operating conditions .............35
Side and curtain shield airbags precautions ...........................37
SRS airbags ...........................32
SRS warning light .................451
Alarm .........................................71 Warning buzzer ....................450
Anchor brackets .................50, 60
Antennas (smart key system)131
Anti-lock Brake System (ABS) ...............................................313Warning light.........................452
Approach warning ..................261
Armrest ......... ......................... ..375
Assist grips .............................375
Audio system-linked display .86, 95
Automatic air conditioning sys- tem .........................................333Eco air conditioning mode ....340
Automatic headlight leveling system ...................................215
Automatic High Beam ............217