2023 TOYOTA HIGHLANDER run flat

13Pictorial index
Precautions for winter season.............................................. P.314
To prevent freezing (windshiel d wiper de-icer) ..................... P.324
Precautions for car wash
*.................................................... P.371
Fuel filler door ............................................... ..................... P.221
Refueling method ............................................... .................. P.221
Fuel type/fuel tan k capacity ................................... .............. P.475
Tires.......................................................... ........................... P.393
Tire size/inflation pressure ................................... ........ P.393, 479
Winter tires/tire chains ....................................... .................. P.314
Checking/rotation/tire pressur e warning system ..................P.393
Coping with flat tires......................................... .................... P.446
Hood ........................................................... ......................... P.384
Opening ............................................................................... P.384
Engine oil ..................................................... ........................ P.476
Coping with overheating ...................................................... P.469
Warning messages ............................................... ............... P.442
Front turn signal lights/parking lights
*..................... P.204,210
Parking lights
*............................................................... ..... P.210
Headlights/daytime running lights
*.................................. P.210
Headlights..................................................... ...................... P.210
Daytime running lights .. .................................................... P.210
Front side marker lights ....................................... ............. P.210
Parking lights
*/daytime running lights*........................... P.210
Front fog lights
*............................................................... ... P.216
Stop/tail lights ............................................... ..................... P.210
Tail lights.................................................... ......................... P.210
Back-up lights
Shifting the shift lever to R ................................................... P.201
Light bulbs of the exterior lights for driving
(Replacing method: P.415, Watts: P.481)

3395-2. Using the interior lights
5
Interior features
■To prevent the battery from
being discharged
If the interior lights remain on when
the engine 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.494)
NOTICE
■To prevent battery discharge
Do not leave the lights on longer
than necessary when the engine
is not running.

3836-3. Do-it-yourself maintenance
6
Maintenance and care
Headlight aim
( P.414)• Phillips-head
screwdriver
Light bulbs
( P.415)
• Bulb with same
number and
wattage rating as
original
• Phillips-head screwdriver
• Flathead screw- driver
• Wrench
Radiator and
condenser
(  P.390)

Tire inflation
pressure
( P.405)• Tire pressure
gauge
• Compressed air source
Washer fluid
( P.392)
• 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 a fter 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 fa n may automati-
cally start to run if the air condi-
tioning is on and/or the coolant
temperature is high. ( P.390)
■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.

3976-3. Do-it-yourself maintenance
6
Maintenance and care
The illustration used is intended as
an example, and may differ from
the image that is actually displayed
on the multi-information display.
7-inch display
12.3-inch display
If the tire pressure drops
below a predetermined level,
the driver is warned by a
screen display and a warning
light. ( P.435)
The illustration used is intended as
an example, and may differ from
the image that is actually displayed
on the multi-information display.
7-inch display
12.3-inch display
■Routine tire inflation pressure
checks
The tire pressure warning system
does not replace routine tire inflation
pressure checks . Make sure to
check tire inflation pressure as part
of your routine o f daily vehicle
checks.
■Situations in which the tire
pressure warning system may
not operate properly
●In the following cases, the tire
pressure warning system may not
operate properly.
• If non-genuine Toyota wheels are
used.
• A tire has been replaced with a
tire that is not an OE (Original
Equipment) tire.
• A tire has been replaced with a
tire that is not of the specified size.
• Tire chains, etc. are equipped.
• An auxiliary-support ed run-flat tire
is equipped.
• If a window tint that affects the radio wave signals is installed.
• If there is a lot of snow or ice on

4297-2. Steps to take in an emergency
7
When trouble arises
truck for the tire strapping
method.
In order to suppress vehicle
movement during transporta-
tion, set the parking brake and
turn the engine switch off.
Fluid leaks under the vehicle
(Water dripping from the air
conditioning after use is nor-
mal.)
 Flat-looking tires or uneven
tire wear
 Engine coolant temperature
gauge needle continually
points higher than normal
 Changes in exhaust sound
 Excessive tire squeal when
cornering
 Strange noises related to the
suspension system
 Pinging or other noises
related to the engine
 Engine missing, stumbling or
running roughly
 Appreciable loss of power
 Vehicle pulls heavily to one
NOTICE
■To prevent damage to the
vehicle during emergency
towing
Do not secure cables or chains to
the suspension components.
If you think something
is wrong
If you notice any of the fol-
lowing symptoms, your
vehicle probably needs
adjustment or repair. Con-
tact your Toyota dealer as
soon as possible.
Visible symptoms
Audible symptoms
Operational symptoms

4798-1. Specifications
8
Vehicle specifications
*: Minimum pedal clearance when depressed with a force of 67.4 lbf (300 N, 30.6 kgf) while the engine is running.
Ty p e A
NOTICE
■Differential gear o il type precaution
Using differential gear oil other than the specified oil may ca use abnormal
noise or vibration, or damage th e differential gear of your vehicle.
Brakes
Pedal clearance*3.7 in. (94 mm) Min.
Pedal free play0.04  0.24 in. (1  6 mm)
Brake pad wear limit0.04 in. (1 mm)
Fluid typeSAE J1703 or FMVSS No. 116 DOT 3
SAE J1704 or FMVSS No. 116 DOT 4
Steering
Free playLess than 1.2 in. (30 mm)
Tires and wheels
Tire size235/65R18 106V, T165/90D18 107M (spare)
Tire inflation pressure
(Recommended cold tire
inflation pressure)
Front
36 psi (250 kPa, 2.5 kgf/cm
2 or bar)
Rear
36 psi (250 kPa, 2.5 kgf/cm
2 or bar)
Spare
60 psi (420 kPa, 4.2 kgf/cm
2 or bar)
Driving at high speeds (above 100 mph [160
km/h]) (in countries wher e such speeds are per-
mitted by law)
Add 4 psi (30 kPa, 0.3 kgf/cm
2 or bar) to the front
and rear tires. Never exceed the maximum cold
tire inflation pressure indicated on the tire side-
wall.