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Toyota Highlander (2022 year). Manual in english - page 25

401

6-2. Maintenance

Maintena

nce
a

nd ca

■

Resetting the message indicat-

ing maintenance is required

After the required maintenance is

preformed according to the mainte-

nance schedule, please reset the

message.To reset the message, fol-

low the procedures described

below:



4.2-inch display

Press

of the meter

control switch to select

Press

of the meter

control switch, select

and

then press and hold

Press

of the meter

control switch, select “Scheduled

Maintenance” and then press

Select “Yes” and press

A message will be displayed on

the multi-information display

when the reset procedure has

been completed.



7-inch display

Press

of the meter

control switch to select

Press

of the meter

control switch, select

and

then press and hold

Press

of the meter

control switch, select “Scheduled

Maintenance” and then press

Select “Yes” and press

A message will be displayed on

the multi-information display

when the reset procedure has

been completed.

You can perform some mainte-
nance procedures by yourself.
Please be aware that do-it-your-
self maintenance may affect
warranty coverage.

The use of Toyota Repair Manuals
is recommended.
For details about warranty cover-
age, refer to the separate “Owner’s
Warranty Information Booklet” or
“Owner’s Manual Supplement”.

Do-it-yourself mainte-
nance

402

6-2. Maintenance

General maintenance

Listed below are the general
maintenance items that
should be performed at the
intervals specified in the
“Owner’s Warranty Informa-
tion Booklet” or “Owner’s
Manual Supplement/Sched-
uled Maintenance Guide”. It
is recommended that any
problem you notice should
be brought to the attention
of your Toyota dealer or
qualified service shop for
advice.

WARNING

■

If the engine is running

Turn the engine off and ensure

that there is adequate ventilation

before performing maintenance

checks.

Engine compartment

Items

Check points

Battery

Check the connec-
tions. (



P.414)

Brake fluid

Is the brake fluid at
the correct level?
(



P.414)

Engine coolant

Is the engine cool-
ant at the correct
level? (



P.413)

Engine oil

Is the engine oil at
the correct level?
(



P.410)

Exhaust sys-
tem

There should not
be any fumes or
strange sounds.

Radiator/con-
denser

The radiator and
condenser should
be free from for-
eign objects.
(



P.414)

Washer fluid

Is there sufficient
washer fluid?
(



P.416)

Vehicle interior

Items

Check points

Accelerator
pedal

• The accelerator

pedal should
move smoothly
(without uneven
pedal effort or
catching).

Automatic
transmission
“Park” mecha-
nism

• When parked on

a slope and the
shift lever is in P,
is the vehicle
securely
stopped?

Items

Check points

403

6-2. Maintenance

Maintena

nce
a

nd ca

Brake pedal

• Does the brake

pedal move
smoothly?

• Does the brake

pedal have
appropriate
clearance from
the floor?
(



P.504)

• Does the brake

pedal have the
correct amount
of free play?
(



P.504)

Brakes

• The vehicle

should not pull to
one side when
the brakes are
applied.

• The brakes

should work
effectively.

• The brake pedal

should not feel
spongy.

• The brake pedal

should not get
too close to the
floor when the
brakes are
applied.

Head
restraints

• Do the head

restraints move
smoothly and
lock securely?

Horn

• Works properly?

Indica-
tors/buzzers

• Do the indica-

tors and buzzers
function prop-
erly?

Items

Check points

Lights

• Do all the lights

come on?

• Are the head-

lights aimed cor-
rectly? (



P.438)

Parking brake

• Does the park-

ing brake switch
operate nor-
mally?

• When parked on

a slope and the
parking brake is
on, is the vehicle
securely
stopped?

Seat belts

• Do the seat belts

operate
smoothly?

• The seat belts

should not be
damaged.

Seats

• Do the seat con-

trols operate
properly?

Steering wheel

• Does the steer-

ing wheel rotate
smoothly?

• Does the steer-

ing wheel have
the correct
amount of free
play?

• There should not

be any strange
sounds coming
from the steer-
ing wheel.

Items

Check points

404

6-2. Maintenance

The OBD system determines
that a problem exists some-
where in the emission control
system. Your vehicle may not
pass the I/M test and may need
to be repaired. Contact your
Toyota dealer to service the
vehicle.



When the battery is discon-
nected or discharged

Readiness codes that are set
during ordinary driving are erased.
Also, depending on your driving
habits, the readiness codes may
not be completely set.



When the fuel tank cap is
loose

Vehicle exterior

Items

Check points

Doors

• Do the doors

operate
smoothly?

Engine hood

• Does the engine

hood lock system
work properly?

Fluid leaks

• There should not

be any signs of
fluid leakage
after the vehicle
has been parked.

Tires

• Is the tire infla-

tion pressure
correct?

• The tires should

not be damaged
or excessively
worn.

• Have the tires

been rotated
according to the
maintenance
schedule?

• The wheel nuts

should not be
loose.

Windshield
wipers/rear
window wiper

• The wiper blades

should not show
any signs of
cracking, split-
ting, wear, con-
tamination or
deformation.

• The wiper blades

should clear the
windshield/rear
window without
streaking or skip-
ping.

Emission inspection

and maintenance (I/M)

programs

Some states have vehicle
emission inspection pro-
grams which include OBD
(On Board Diagnostics)
checks. The OBD system
monitors the operation of
the emission control sys-
tem.

If the malfunction indica-
tor lamp comes on

Your vehicle may not pass
the I/M test in the follow-
ing situations:

405

6-2. Maintenance

Maintena

nce
a

nd ca

The malfunction indicator lamp
comes on indicating a temporary
malfunction and your vehicle may
not pass the I/M test.

The error code in the OBD sys-
tem will not be cleared unless
the vehicle is driven 40 or more
times.

Contact your Toyota dealer to
prepare the vehicle for re-test-
ing.

When the malfunction
indicator lamp still
remains on after several
driving trips

If your vehicle does not
pass the I/M test

406

6-3. Do-it-yourself maintenance

6-3.Do-it-yourself maintenance

Do-it-yourself service

precautions

If you perform maintenance
by yourself, be sure to fol-
low the correct procedure
as given in these sections.

Maintenance

Items

Parts and tools

Battery condi-
tion (



P.414)

• Warm water
• Baking soda
• Grease
• Conventional

wrench (for ter-
minal clamp
bolts)

Brake fluid
level (



P.414)

• FMVSS No.116

DOT 3 or SAE
J1703 brake fluid

• Rag or paper

towel

• Funnel (used

only for adding
brake fluid)

Engine cool-
ant level
(



P.413)

• “Toyota Super

Long Life Cool-
ant” or a similar
high quality eth-
ylene gly-
col-based
non-silicate,
non-amine,
non-nitrite and
non-borate cool-
ant with long-life
hybrid organic
acid technology
For the U.S.A.:
“Toyota Super
Long Life Cool-
ant” is pre-mixed
with 50% cool-
ant and 50%
deionized water.
For Canada:
“Toyota Super
Long Life Cool-
ant” is pre-mixed
with 55% cool-
ant and 45%
deionized water.

• Funnel (used

only for adding
coolant)

Engine oil level
(



P.410)

• “Toyota Genuine

Motor Oil” or
equivalent

• Rag or paper

towel

• Funnel (used

only for adding
engine oil)

Fuses
(



P.436)

• Fuse with same

amperage rating
as original

Items

Parts and tools

407

6-3. Do-it-yourself maintenance

Maintena

nce
a

nd ca

Headlight aim
(



P.438)

• Phillips-head

screwdriver

Light bulbs
(



P.439)

• Bulb with same

number and
wattage rating as
original

• Phillips-head

screwdriver

• Flathead screw-

driver

• Wrench

Radiator and
condenser
(



P.414)



Tire inflation
pressure
(



P.429)

• Tire pressure

gauge

• Compressed air

source

Washer fluid
(



P.416)

• 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.

Items

Parts 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.414)

■

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.

408

6-3. Do-it-yourself maintenance

Pull the hood lock release
lever.

The hood will pop up slightly.

Pull up the auxiliary catch
lever and lift the hood.

Hold the hood open by insert-
ing the support rod into the
slot.

Hood

Opening the hood

WARNING

■

Pre-driving check

Check that the hood is fully closed

and locked.

If the hood is not locked properly,

it may open while the vehicle is in

motion and cause an accident,

which may result in death or seri-

ous injury.

■

After installing the support

rod into the slot

Make sure the rod supports the

hood securely preventing it from

falling down onto your head or

body.

NOTICE

■

When closing the hood

Be sure to return the support rod

to its clip before closing the hood.

Closing the hood with the support

rod not clipped could cause the

hood to bend.

409

6-3. Do-it-yourself maintenance

Maintena

nce
a

nd ca

■

Front

■

Rear

Positioning a floor

jack

When using a floor jack, fol-
low the instructions in the
manual provided with the
jack and perform the opera-
tion safely.
When raising your vehicle
with a floor jack, position
the jack correctly. Improper
placement may damage
your vehicle or cause injury.

Location of the jack point

410

6-3. Do-it-yourself maintenance

Engine coolant reservoir (



P.413)

Fuse boxes (



P.436)

Engine oil filler cap (



P.411)

Engine oil level dipstick (

Battery (

Brake fluid reservoir (



P.414)

Washer fluid tank (



P.416)

Electric cooling fan
Condenser (



P.414)

Radiator (



P.414)

With the engine at operating
temperature and turned off,
check the oil level on the dip-

stick.

■

Checking the engine oil

Park the vehicle on level
ground. After warming up the
engine and turning it off, wait

Engine compartment

Components

Checking and adding the
engine oil

411

6-3. Do-it-yourself maintenance

Maintena

nce
a

nd ca

more than 5 minutes for the
oil to drain back into the bot-
tom of the engine.

Holding a rag under the end,
pull the dipstick out.

Wipe the dipstick clean.

Reinsert the dipstick fully.

Holding a rag under the end,
pull the dipstick out and
check the oil level.

Low
Normal
Excessive

The shape of the dipstick may differ

depending on the type of vehicle or

engine.

Wipe the dipstick and reinsert
it fully.

■

Checking the oil type and
preparing the item needed

Make sure to check the oil type
and prepare the items needed
before adding oil.



Engine oil selection



P.502



Oil quantity (Low



Full)

1.9 qt. (1.8 L, 1.6 Imp. qt.)



Item
Clean funnel

■

Adding engine oil

If the oil level is below or near
the low level mark, add engine
oil of the same type as that
already in the engine.

Remove the oil filler cap by
turning it counterclockwise.

Add engine oil slowly, check-
ing the dipstick.

Install the oil filler cap by
turning it clockwise.

■

Engine oil consumption

A certain amount of engine oil will

be consumed while driving. In the

following situations, oil consump-

tion may increase, and engine oil

may need to be refilled in between

oil maintenance intervals.

412

6-3. Do-it-yourself maintenance

●

When the engine is new, for

example directly after purchasing

the vehicle or after replacing the

engine

●

If low quality oil or oil of an inap-

propriate viscosity is used

●

When driving at high engine

speeds or with a heavy load,

when towing, or when driving

while accelerating or decelerating

frequently

●

When leaving the engine idling for

a long time, or when driving fre-

quently through heavy traffic

■

If the oil is spilled on the engine

cover

To prevent the engine cover from

being damaged, remove any engine

oil from the engine cover as soon as

possible using a neutral detergent.

Do not use an organic solvent such

as brake cleaner.

■

After changing the engine oil

The engine oil maintenance data

should be reset. Perform the follow-

ing procedures:



4.2-inch display

Press

of the meter

control switch to select

Press

of the meter

control switch, select

and

then press and hold

Press

of the meter

control switch, select “Oil Mainte-
nance” and then press

Select “Yes” and press

A message will be displayed on

the multi-information display

when the reset procedure has

been completed.



7-inch display

Press

of the meter

control switch to select

Press

of the meter

control switch, select

and

then press and hold

Press

of the meter

control switch, select “Oil Mainte-
nance” and then press

Select “Yes” and press

A message will be displayed on

the multi-information display

when the reset procedure has

been completed.

WARNING

■

Used engine oil

●

Used engine oil contains poten-

tially harmful contaminants

which may cause skin disorders

such as inflammation and skin

cancer, so care should be taken

to avoid prolonged and

repeated contact. To remove

used engine oil from your skin,

wash thoroughly with soap and

water.

●

Dispose of used oil and filters

only in a safe and acceptable

manner. Do not dispose of used

oil and filters in household trash,

in sewers or onto the ground.

Call your Toyota dealer, service

station or auto parts store for

information concerning recy-

cling or disposal.

●

Do not leave used engine oil

within the reach of children.

NOTICE

■

To prevent serious engine

damage

Check the oil level on a regular

basis.

413

6-3. Do-it-yourself maintenance

Maintena

nce
a

nd ca

The coolant level is satisfactory
if it is between the “FULL” and
“LOW” lines on the reservoir
when the engine is cold.

Reservoir cap
“FULL” line
“LOW” line

If the level is on or below the “LOW”
line, add coolant up to the “FULL”
line. (



P.494)

■

Coolant selection

Only use “Toyota Super Long Life

Coolant” 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.

U.S.A.:
“Toyota Super Long Life Coolant” is

a mixture of 50% coolant and 50%

deionized water. (Minimum tem-

perature: -31°F [-35°C])
Canada:
“Toyota Super Long Life Coolant” is

a mixture of 55% coolant and 45%

deionized water. (Minimum tem-

perature: -44°F [-42°C])
For more details about coolant, con-

tact your Toyota dealer.

■

If the coolant level drops within

a short time of replenishing

Visually check the radiator, hoses,

engine coolant reservoir cap, drain

cock and water pump.

If you cannot find a leak, have your

Toyota dealer test the cap and

check for leaks in the cooling sys-

tem.

NOTICE

■

When replacing the engine oil

●

Be careful not to spill engine oil

on the vehicle components.

●

Avoid overfilling, or the engine

could be damaged.

●

Check the oil level on the dip-

stick every time you refill the

vehicle.

●

Be sure the engine oil filler cap

is properly tightened.

Checking the coolant

WARNING

■

When the engine is hot

Do not remove the engine coolant

reservoir cap and radiator cap.
The cooling system may be under

pressure and may spray hot cool-

ant if the cap is removed, causing

serious injuries, such as burns.

NOTICE

■

When adding coolant

Coolant is neither plain water nor

straight antifreeze. The correct

mixture of water and antifreeze

must be used to provide proper

lubrication, corrosion protection

and cooling. Be sure to read the

antifreeze or coolant label.

■

If you spill coolant

Be sure to wash it off with water to

prevent it from damaging parts or

paint.

414

6-3. Do-it-yourself maintenance

Check the radiator and con-
denser and clear away any for-
eign objects. If either of the
above parts is extremely dirty or
you are not sure of their condi-
tion, have your vehicle
inspected by your Toyota dealer.

■

Checking fluid level

The brake fluid level should be
between the “MAX” and “MIN”
lines on the tank.

■

Adding fluid

Make sure to check the fluid
type and prepare the necessary
item.



Fluid type

SAE J1703 or FMVSS No.116 DOT
3 brake fluid
SAE J1704 or FMVSS No.116 DOT
4 brake fluid



Item
Clean funnel

■

Brake fluid can absorb moisture

from the air

Excess moisture in the brake fluid

can cause a dangerous loss of brak-

ing efficiency. Use only newly

opened brake fluid.

Check the battery as follows.

■

Battery exterior

Make sure that the battery termi-
nals are not corroded and that
there are no loose connections,
cracks, or loose clamps.

Checking the radiator and
condenser

WARNING

■

When the engine is hot

Do not touch the radiator or con-

denser as they may be hot and

cause serious injuries, such as

burns.

Checking and adding the
brake fluid

WARNING

■

When filling the reservoir

Take care as brake fluid can harm

your hands and eyes and damage

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,

see a doctor.

NOTICE

■

If the fluid level is low or high

It is normal for the brake fluid level

to go down slightly as the brake

pads wear out or when the fluid

level in the accumulator is high.

If the reservoir needs frequent

refilling, there may be a serious

problem.

Battery

415

6-3. Do-it-yourself maintenance

Maintena

nce
a

nd ca

Terminals
Hold-down clamp

■

Before recharging

When recharging, the battery pro-

duces hydrogen gas which is flam-

mable and explosive. Therefore,

observe the following precautions

before recharging:

●

If recharging with the battery

installed on the vehicle, be sure to

disconnect the ground cable.

●

Make sure the power switch on

the charger is off when connecting

and disconnecting the charger

cables to the battery.

■

After recharging/reconnecting

the battery

The engine may not start. Follow the

procedure below to initialize the sys-

tem.

Shift the shift lever to P.

Open and close any of the doors.

Restart the engine.

●

Unlocking the doors using the

smart key system may not be pos-

sible immediately after reconnect-

ing the battery. If this happens,

use the wireless remote control or

the mechanical key to lock/unlock

the doors.

●

Start the engine with the engine

switch in ACC. The engine may

not start with the engine switch

turned off. However, the engine

will operate normally from the sec-

ond attempt.

●

The engine switch mode is

recorded by the vehicle. If the bat-

tery is disconnected and recon-

nected, the vehicle will return the

engine switch mode to the status it

was in before the battery was dis-

connected. Make sure to turn off

the engine before disconnecting

the battery. Take extra care when

connecting the battery if the

engine switch mode prior to the

battery being disconnected is

unknown.

If the system will not start even after

multiple attempts, contact your Toy-

ota dealer.

WARNING

■

Chemicals in the battery

Batteries contain poisonous and

corrosive sulfuric acid and may

produce hydrogen gas which is

flammable and explosive. To

reduce the risk of death or serious

injury, take the following precau-

tions while working on or near the

battery:

●

Do not cause sparks by touch-

ing the battery terminals with

tools.

●

Do not smoke or light a match

near the battery.

●

Avoid contact with eyes, skin

and clothes.

●

Never inhale or swallow electro-

lyte.

●

Wear protective safety glasses

when working near the battery.

●

Keep children away from the

battery.

416

6-3. Do-it-yourself maintenance

If any washer does not work or
the warning message appears
on the multi-information display,
the washer tank may be empty.
Add washer fluid.

WARNING

■

Where to safely charge the

battery

Always charge the battery in an

open area. Do not charge the bat-

tery in a garage or closed room

where there is insufficient ventila-

tion.

■

How to recharge the battery

Only perform a slow charge (5 A

or less). The battery may explode

if charged at a quicker rate.

■

Emergency measures regard-

ing electrolyte

●

If electrolyte gets in your eyes

Flush your eyes with clean

water for at least 15 minutes

and get immediate medical

attention. If possible, continue

to apply water with a sponge or

cloth while traveling to the near-

est medical facility.

●

If electrolyte gets on your skin

Wash the affected area thor-

oughly. If you feel pain or burn-

ing, get medical attention

immediately.

●

If electrolyte gets on your

clothes

It can soak through clothing on

to your skin. Immediately take

off the clothing and follow the

procedure above if necessary.

●

If you accidentally swallow elec-

trolyte

Drink a large quantity of water

or milk. Get emergency medical

attention immediately.

NOTICE

■

When recharging the battery

Never recharge the battery while

the engine is running. Also, be

sure all accessories are turned

off.

Washer fluid

WARNING

■

When adding washer fluid

Do not add washer fluid when the

engine is hot or running as

washer fluid contains alcohol and

may catch fire if spilled on the

engine, etc.

NOTICE

■

Do not use any fluid other

than washer fluid

Do not use soapy water or engine

antifreeze instead of washer fluid.
Doing so may cause streaking on

the vehicle’s painted surfaces, as

well as damaging the pump lead-

ing to problems of the washer

fluid not spraying.

■

Diluting washer fluid

Dilute washer fluid with water as

necessary.
Refer to the freezing tempera-

tures listed on the label of the

washer fluid bottle.

Content .. 23 24 25 26 ..