Toyota Highlander (2022 year). Manual in english — page 27

433

6-3. Do-it-yourself maintenance

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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 according 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 the “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.

434

6-3. Do-it-yourself maintenance

■

If the electronic key battery is

depleted

The following symptoms may occur:

●

The smart key system and wire-

less remote control will not func-

tion properly.

●

The operational range will be

reduced.



Flathead screwdriver



Small flathead screwdriver



Lithium battery CR2032

■

Use a CR2032 lithium battery

●

Batteries can be purchased at

your Toyota dealer, local electrical

appliance shops or camera stores.

●

Replace only with the same or

equivalent type recommended by

the manufacturer.

●

Dispose of used batteries accord-

ing to the local laws.

1

Release the lock and remove
the mechanical key.

2

Remove the key cover.

To prevent damage to the key,

cover the tip of the flathead screw-

driver with a rag.

3

Remove the depleted battery.

When removing the cover, the elec-

tronic key module may stick to the

cover and the battery may not be

visible. In this case, remove the

electronic key module in order to

remove the battery.
When removing the battery, use a

screwdriver of an appropriate size.

Insert a new battery with the “+” ter-

Electronic key battery

Replace the battery with a
new one if it is depleted.

You will need the follow-
ing items:

Replacing the battery

435

6-3. Do-it-yourself maintenance

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minal facing up.

WARNING

■

Battery precautions

Observe the following precau-

tions. Failure to do so may result

in death or serious injury.

●

Do not swallow the battery.

Doing so may cause chemical

burns.

●

A coin battery or button battery

is used in the electronic key. If a

battery is swallowed, it may

cause severe chemical burns in

as little as 2 hours and may

result in death or serious injury.

●

Keep away new and removed

batteries from children.

●

If the cover cannot be firmly

closed, stop using the electronic

key and stow the key in the

place where children cannot

reach, and then contact your

Toyota dealer.

●

If you accidentally swallow a

battery or put a battery into a

part of your body, get emer-

gency medical attention imme-

diately.

■

To prevent battery explosion

or leakage of flammable liq-

uid or gas

●

Replace the battery with a new

battery of the same type. If a

wrong type of battery is used, it

may explode.

●

Do not expose batteries to

extremely low pressure due to

high altitude or extremely high

temperatures.

●

Do not burn, break or cut a bat-

tery.

NOTICE

■

For normal operation after

replacing the battery

Observe the following precautions

to prevent accidents:

●

Always work with dry hands.

Moisture may cause the battery

to rust.

●

Do not touch or move any other

component inside the remote

control.

●

Do not bend either of the battery

terminals.

436

6-3. Do-it-yourself maintenance

1

Turn the engine switch off.

2

Open the fuse box cover.



Engine compartment: type A
fuse box (if equipped)

Push the tab in and lift the lid off.



Engine compartment: type B
fuse box

Push the tab in and lift the lid off.



Under the driver’s side instru-
ment panel

Remove the lid.
Make sure to push the claw when
removing/installing the lid.

3

Remove the fuse.

Only type A fuse can be removed

using the pullout tool.

4

Check if the fuse is blown.

Replace the blown fuse with a new

fuse of an appropriate amperage

rating. The amperage rating can be

found on the fuse box lid.



Type A

Checking and replac-

ing fuses

If any of the electrical com-
ponents do not operate, a
fuse may have blown. If this
happens, check and replace
the fuses as necessary.

Checking and replacing
fuses

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6-3. Do-it-yourself maintenance

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Normal fuse
Blown fuse



Type B

Normal fuse
Blown fuse



Type C

Normal fuse
Blown fuse

■

After a fuse is replaced

●

If the lights do not turn on even

after the fuse has been replaced,

a bulb may need replacement.

(



P.439)

●

If the replaced fuse blows again,

have the vehicle inspected by

your Toyota dealer.

■

If there is an overload in a cir-

cuit

The fuses are designed to blow, pro-

tecting the wiring harness from

damage.

■

When replacing light bulbs

Toyota recommends that you use

genuine Toyota products designed

for this vehicle. Because certain

bulbs are connected to circuits

designed to prevent overload,

non-genuine parts or parts not

designed for this vehicle may be

unusable.

WARNING

■

To prevent system break-

downs and vehicle fire

Observe the following precau-

tions.

Failure to do so may cause dam-

age to the vehicle, and possibly a

fire or injury.

●

Never use a fuse of a higher

amperage rating than that indi-

cated, or use any other object in

place of a fuse.

●

Always use a genuine Toyota

fuse or equivalent.

Never replace a fuse with a

wire, even as a temporary fix.

●

Do not modify the fuses or fuse

boxes.

NOTICE

■

Before replacing fuses

Have the cause of electrical over-

load determined and repaired by

your Toyota dealer as soon as

possible.

438

6-3. Do-it-yourself maintenance

Adjustment bolt A
Adjustment bolt B



Make sure the vehicle has a
full tank of gasoline and the
area around the headlight is
not deformed.



Park the vehicle on level
ground.



Make sure the tire inflation
pressure is at the specified
level.



Have someone sit in the
driver’s seat.



Bounce the vehicle several
times.

1

Using a Phillips-head screw-
driver, turn bolt A in either
direction.

Remember the turning direction

and the number of turns.

2

Turn bolt B the same number
of turns and in the same
direction as step

1

.

If the headlight cannot be adjusted

using this procedure, take the vehi-

cle to your Toyota dealer to adjust

the headlight aim.

Headlight aim

Vertical movement adjust-
ing bolts

Before checking the head-
light aim

Adjusting the headlight
aim

439

6-3. Do-it-yourself maintenance

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Check the wattage of the light
bulb to be replaced. (



P.507)



P.526



Front (type A)

Front turn signal lights/park-

ing lights
Front side marker lights



Front (type B)

Front turn signal lights
Front side marker lights



Front (type C)

Front turn signal lights/park-
ing lights
Front side marker lights



Rear

Rear turn signal lights

Light bulbs

You may replace the follow-
ing bulbs by yourself. The
difficulty level of replace-
ment varies depending on
the bulb. If necessary bulb
replacement seems difficult
to perform, contact your
Toyota dealer.

For more information about
replacing other light bulbs,
contact your Toyota dealer.

Preparing for light bulb
replacement

Turning off the power
back door main switch (if
equipped)

Bulb locations

440

6-3. Do-it-yourself maintenance

Back-up lights
License plate lights

■

Lights that need to be
replaced by your Toyota
dealer



Headlight low beams



Headlight high beams



Daytime running lights (types
A and C)



Daytime running lights/park-
ing lights (type B)



Front fog lights (if equipped)



Side turn signal lights



Tail lights/stop lights



Rear side marker lights



Tail lights



High mounted stoplight



Outer foot lights (if equipped)

■

LED lights

The lights other than the following

lights each consist of a number of

LEDs. If any of the LEDs burn out,

take your vehicle to your Toyota

dealer to have the light replaced.

●

Front turn signal lights/parking

lights (types A and C)

●

Front turn signal lights (type B)

●

Front side marker lights

●

Rear turn signal lights

●

Back-up lights

●

License plate lights

■

Condensation build-up on the

inside of the lens

Temporary condensation build-up

on the inside of the light lens does

not indicate a malfunction. Contact

your Toyota dealer for more informa-

tion in the following situations:

●

Large drops of water have built up

on the inside of the lens.

●

Water has built up inside the light.

■

When replacing light bulbs



P.437

■

Front turn signal
lights/parking lights (types
A and C) and front turn sig-
nal lights (type B)

1

Turn the bulb base counter-
clockwise and remove it.

2

Remove the light bulb.

3

Install a new light bulb, and
then install the bulb base to
the light unit by inserting it
and turning the bulb base
clockwise.

After installing the bulb base, wig-

gle it lightly to make sure it is

Replacing light bulbs

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6-3. Do-it-yourself maintenance

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securely installed and turn the lights

and turn signal lights on to visually

check that there is no light leaking

from between the bulb base and

light unit.

■

Front side marker lights

1

Turn the bulb base counter-
clockwise and remove it.

2

Remove the light bulb.

3

Install a new light bulb, and
then install the bulb base to
the light unit by inserting it
and turning the bulb base
clockwise.

After installing the bulb base, wig-

gle it lightly to make sure it is

securely installed and turn the lights

on to visually check that there is no

light leaking from between the bulb

base and light unit.

■

Rear turn signal lights

1

Open the back door and
using a flathead screwdriver,
remove the cover.

To prevent damage to the vehicle,

wrap the tip of the flathead screw-

driver with tape, etc.

2

Remove the securing 2
screws and light unit.

Remove the light unit by pulling it

straight back from the rear of the

442

6-3. Do-it-yourself maintenance

vehicle.

3

Disconnect the wire harness.

4

Turn the bulb base counter-
clockwise and remove it.

5

Remove the light bulb.

6

Install a new light bulb, and
then install the bulb base to
the light unit by inserting it
and turning it clockwise.

After installing the bulb base, wig-

gle it lightly to make sure it is

securely installed and turn on the

turn signal lights to visually check

that there is no light leaking from

between the bulb base and light

unit.

7

Install the light unit.

Align the 2 guides and push the

light unit toward the front of the

vehicle to install it.

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6-3. Do-it-yourself maintenance

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8

Install the 2 screws.

9

Install the cover.

■

Back-up lights

1

Open the back door and
remove the cover.

Using a flathead screwdriver,

remove the cover.
To prevent damage to the vehicle,

wrap the tip of the flathead screw-

driver with tape, etc.

2

Turn the bulb base counter-
clockwise and remove it.

3

Remove the light bulb.

4

Install a new light bulb, and
then install the bulb base to
the light unit by inserting it
and turning it clockwise.

After installing the bulb base, wig-

gle it lightly to make sure it is

securely installed and turn on the

back-up lights to visually check that

there is no light leaking from

between the bulb base and light

unit.

5

Install the cover.

444

6-3. Do-it-yourself maintenance

Align the tabs of the cover with the

grooves and install the cover.

■

License plate lights

1

Remove the cover.

Using a flathead screwdriver,

remove the cover.
To prevent damage to the vehicle,

wrap the tip of the flathead screw-

driver with tape, etc.

2

Remove the lens.

Lens
Hook

1

Insert a small flathead screw-
driver, etc. into either the
right or left hole of the lens.

2

Push the screwdriver side-
ways in the direction of the
arrow shown in the illustra-
tion, disengage the hook, and
then remove the lens.

To prevent damage to the vehicle,
wrap the tip of the screwdriver with
tape, etc.

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6-3. Do-it-yourself maintenance

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3

Remove the light bulb.

4

Install a new light bulb.

5

Install the lens.

Hooks

1

Fit the lens into either the

right or left hooks.

2

Push the lens into place.

After installation, confirm that the
lens is properly installed by gently
pulling it.

6

Install the cover.

WARNING

■

To prevent injury

Before performing any light bulb

replacement procedure, be sure

to turn the engine switch off. Fail-

ure to do so may result in burns

from hot components or a part of

your body may get caught on an

operating component, possibly

causing serious injury.

■

Replacing light bulbs

●

Turn off the lights. Do not

attempt to replace the bulb

immediately after turning off the

lights.The bulbs become very

hot and may cause burns.

446

6-3. Do-it-yourself maintenance

WARNING

●

Do not touch the glass portion

of the light bulb with bare

hands. When it is unavoidable

to hold the glass portion, use

and hold with a clean dry cloth

to avoid getting moisture and

oils on the bulb. Also, if the bulb

is scratched or dropped, it may

blow out or crack.

●

Fully install light bulbs and any

parts used to secure them. Fail-

ure to do so may result in heat

damage, fire, or water entering

the light unit. This may damage

the lights or cause condensa-

tion to build up on the lens.

●

Do not attempt to repair or dis-

assemble light bulbs, connec-

tors, electric circuits or

component parts.

Doing so may result in death or

serious injury due to electric

shock.

■

To prevent damage or fire

●

Make sure bulbs are fully

seated and locked.

●

Check the wattage of the bulb

before installing to prevent heat

damage.

447

7

7

Whe

n tr

ouble

ar

ises

When trouble arises

.

7-1. Essential information

Emergency flashers .

448

If your vehicle has to be

stopped in an emergency

. . . . . . . . ..

448

If the vehicle is submerged

or water on the road is ris-
ing . . . . . . . .

449

7-2. Steps to take in an emer-

gency

If your vehicle needs to be

towed. . . . . . .

451

If you think something is

wrong . . . . . .

454

Fuel pump shut off system

. . . . . . . . ..

455

If a warning light turns on or

a warning buzzer sounds

. . . . . . . . ..

456

If a warning message is dis-

played. . . . . .

467

If you have a flat tire.

471

If the engine will not start

. . . . . . . . ..

485

If you lose your keys ...

486

If the fuel filler door cannot

be opened . . . . .

487

If the electronic key does

not operate properly ..

488

If the vehicle battery is dis-

charged . . . . . .

490

If your vehicle overheats

. . . . . . . . ..

494

If the vehicle becomes stuck

. . . . . . . . ..

496

448

7-1. Essential information

7-1.Essential information

Press the switch.

All the turn signal lights will flash.
To turn them off, press the switch
once again.

■

Emergency flashers

●

If the emergency flashers are

used for a long time while the

engine is not operating, the bat-

tery may discharge.

●

If any of the SRS airbags deploy

(inflate) or in the event of a strong

rear impact, the emergency flash-

ers will turn on automatically.

The emergency flashers will turn

off automatically after operating

for approximately 20 minutes. To

manually turn the emergency

flashers off, press the switch

twice.

(The emergency flashers may not

turn on automatically depending

on the force of the impact and

conditions of the collision.)

1

Steadily step on the brake
pedal with both feet and
firmly depress it.

Do not pump the brake pedal

repeatedly as this will increase the

effort required to slow the vehicle.

2

Shift the shift lever to N.



If the shift lever is shifted to N

3

After slowing down, stop the
vehicle in a safe place by the
road.

4

Stop the engine.



If the shift lever cannot be
shifted to N

3

Keep depressing the brake
pedal with both feet to reduce
vehicle speed as much as
possible.

4

To stop the engine, press and
hold the engine switch for 2
consecutive seconds or

Emergency flashers

The emergency flashers are
used to warn other drivers
when the vehicle has to be
stopped on the road due to
a breakdown, etc.

Operating instructions

If your vehicle has to

be stopped in an emer-

gency

Only in an emergency, such
as if it becomes impossible
to stop the vehicle in the
normal way, stop the vehicle
using the following proce-
dure:

Stopping the vehicle