Toyota Highlander (2022 year). Manual in english — page 25
401
6-2. Maintenance
6
Maintena
nce
a
nd ca
re
■
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
1
Press
or
of the meter
control switch to select
.
2
Press
or
of the meter
control switch, select
and
then press and hold
.
3
Press
or
of the meter
control switch, select “Scheduled
Maintenance” and then press
.
4
Select “Yes” and press
.
5
A message will be displayed on
the multi-information display
when the reset procedure has
been completed.
7-inch display
1
Press
or
of the meter
control switch to select
.
2
Press
or
of the meter
control switch, select
and
then press and hold
.
3
Press
or
of the meter
control switch, select “Scheduled
Maintenance” and then press
.
4
Select “Yes” and press
.
5
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. (
Brake fluid
Is the brake fluid at
the correct level?
(
Engine coolant
Is the engine cool-
ant at the correct
level? (
Engine oil
Is the engine oil at
the correct level?
(
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.
(
Washer fluid
Is there sufficient
washer fluid?
(
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
6
Maintena
nce
a
nd ca
re
Brake pedal
• Does the brake
pedal move
smoothly?
• Does the brake
pedal have
appropriate
clearance from
the floor?
(
• Does the brake
pedal have the
correct amount
of free play?
(
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? (
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
6
Maintena
nce
a
nd ca
re
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 (
• Warm water
• Baking soda
• Grease
• Conventional
wrench (for ter-
minal clamp
bolts)
Brake fluid
level (
• 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
(
• “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
(
• “Toyota Genuine
Motor Oil” or
equivalent
• Rag or paper
towel
• Funnel (used
only for adding
engine oil)
Fuses
(
• Fuse with same
amperage rating
as original
Items
Parts and tools
407
6-3. Do-it-yourself maintenance
6
Maintena
nce
a
nd ca
re
Headlight aim
(
• Phillips-head
screwdriver
Light bulbs
(
• Bulb with same
number and
wattage rating as
original
• Phillips-head
screwdriver
• Flathead screw-
driver
• Wrench
Radiator and
condenser
(
Tire inflation
pressure
(
• Tire pressure
gauge
• Compressed air
source
Washer fluid
(
• 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. (
■
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
1
Pull the hood lock release
lever.
The hood will pop up slightly.
2
Pull up the auxiliary catch
lever and lift the hood.
3
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
6
Maintena
nce
a
nd ca
re
■
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 (
Fuse boxes (
Engine oil filler cap (
Engine oil level dipstick (
Battery (
Brake fluid reservoir (
Washer fluid tank (
Electric cooling fan
Condenser (
Radiator (
With the engine at operating
temperature and turned off,
check the oil level on the dip-
stick.
■
Checking the engine oil
1
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
6
Maintena
nce
a
nd ca
re
more than 5 minutes for the
oil to drain back into the bot-
tom of the engine.
2
Holding a rag under the end,
pull the dipstick out.
3
Wipe the dipstick clean.
4
Reinsert the dipstick fully.
5
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.
6
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
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.
1
Remove the oil filler cap by
turning it counterclockwise.
2
Add engine oil slowly, check-
ing the dipstick.
3
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
1
Press
or
of the meter
control switch to select
.
2
Press
or
of the meter
control switch, select
and
then press and hold
.
3
Press
or
of the meter
control switch, select “Oil Mainte-
nance” and then press
.
4
Select “Yes” and press
.
5
A message will be displayed on
the multi-information display
when the reset procedure has
been completed.
7-inch display
1
Press
or
of the meter
control switch to select
.
2
Press
or
of the meter
control switch, select
and
then press and hold
.
3
Press
or
of the meter
control switch, select “Oil Mainte-
nance” and then press
.
4
Select “Yes” and press
.
5
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
6
Maintena
nce
a
nd ca
re
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. (
■
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
6
Maintena
nce
a
nd ca
re
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.
1
Shift the shift lever to P.
2
Open and close any of the doors.
3
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.
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