Content .. 25 26 27 28 ..

Toyota Highlander Hybrid (2023 year). Manual in english - page 27

432

6-3. Do-it-yourself maintenance

unit.

Install the light unit.

Align the 2 guides and push the

light unit toward the front of the

vehicle to install it.

Install the 2 screws.

Install the cover.

■

Back-up lights

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.

Turn the bulb base counter-
clockwise and remove it.

433

6-3. Do-it-yourself maintenance

Maintena

nce
a

nd ca

Remove the light bulb.

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.

Install the cover.

Align the tabs of the cover with the

grooves and install the cover.

■

License plate lights

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.

Remove the lens.

Lens
Hook

434

6-3. Do-it-yourself maintenance

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

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.

Remove the light bulb.

Install a new light bulb.

Install the lens.

Hooks

Fit the lens into either the
right or left hooks.

Push the lens into place.

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

Install the cover.

435

6-3. Do-it-yourself maintenance

Maintena

nce
a

nd ca

WARNING

■

To prevent injury

Before performing any light bulb

replacement procedure, be sure

to turn the power 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.

●

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.

437

Whe

n tr

ouble

ises

When trouble arises

7-1. Essential information

Emergency flashers ....

438

If your vehicle has to be

stopped in an emergency

..................................

438

If the vehicle is submerged

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

439

7-2. Steps to take in an emer-

gency

If your vehicle needs to be

towed.........................

441

If you think something is

wrong ........................

443

If a warning light turns on or

a warning buzzer sounds

..................................

445

If a warning message is dis-

played........................

456

If you have a flat tire....

461

If the hybrid system will not

start ...........................

474

If you lose your keys ...

475

If the fuel filler door cannot

be opened .................

476

If the electronic key does

not operate properly ..

477

If the 12-volt battery is dis-

charged .....................

479

If your vehicle overheats

..................................

484

If the vehicle becomes stuck

..................................

488

438

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

hybrid system is not operating

(while the “READY” indicator is

not illuminated), the 12-volt 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.)

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.

Shift the shift lever to N.



If the shift lever is shifted to N

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

Stop the hybrid system.



If the shift lever cannot be
shifted to N

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

To stop the hybrid system,
press and hold the power
switch for 2 consecutive sec-
onds or more, or press it

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

439

7-1. Essential information

tro

briefly 3 times or more in suc-
cession.

Stop the vehicle in a safe
place by the road.



If the door can be opened,
open the door and exit the
vehicle.



If the door cannot be opened,
open the window using the
power window switch and
ensure an escape route.



If the window can be opened,
exit the vehicle through the
window.



If the door and window cannot
be opened due to the rising
water, remain calm, wait until
the water level inside the
vehicle rises to the point that
the water pressure inside of
the vehicle equals the water
pressure outside of the vehi-
cle and then open the door
after waiting for the rising
water to enter the vehicle, and
exit the vehicle. When the

WARNING

■

If the hybrid system has to be

turned off while driving

Power assist for the steering

wheel will be lost, making the

steering wheel heavier to turn.

Decelerate as much as possible

before turning off the hybrid sys-

tem.

If the vehicle is sub-

merged or water on

the road is rising

This vehicle is not designed
to be able to drive on roads
that are deeply flooded with
water. Do not drive on roads
where the roads may be
submerged or the water
may be rising. It is danger-
ous to remain in the vehicle,
if it anticipated that the vehi-
cle will be flooded or set a
drift. Remain calm and fol-
low the following.

440

7-1. Essential information

outside water level exceeds
half the height of the door, the
door cannot be opened from
the inside due to water pres-
sure.

■

Water level exceeds the floor

When the water level exceeds the

floor and time has passed, the elec-

trical equipment will get damaged,

the power windows will not operate,

the engine and motor stop, and the

vehicle may not be able to get mov-

ing.

■

Using an emergency escape
hammer

Laminated glass

is used in the

windshield and the windows on this

vehicle.

Laminated glass cannot be shat-
tered with an emergency hammer

:Contact your Toyota dealer or

aftermarket accessory manufac-
turer for further information about
an emergency hammer.

:If equipped

■

How to distinguish laminated

glass

When looking from the cross-sec-

tional view point, laminated glass is

two sheets of glass pasted together.

Laminated glass
Tempered glass

WARNING

■

Caution while driving

Do not drive on roads where the

roads may be submerged or the

water may be rising. Otherwise

the vehicle may be damaged and

cannot move, as well as become

flooded and set a drift, which may

lead to death.

441

7-2. Steps to take in an emergency

tro

7-2.Steps to take in an emergency



From the front (2WD models)

Release the parking brake.

Turn automatic mode off. (



P.218)



From the front (AWD models)

Use a towing dolly under the
rear wheels.



From the rear

Use a towing dolly under the
front wheels.

If your vehicle needs

to be towed

If towing is necessary, we
recommend having your
vehicle towed by your Toy-
ota dealer or commercial
towing service, using a
wheel-lift type truck or flat-
bed truck.

Use a safety chain system
for all towing, and abide by
all state/provincial and local
laws.

Towing with a wheel-lift
type truck

WARNING

Observe the following precau-

tions.

Failure to do so may result in

death or serious injury.

442

7-2. Steps to take in an emergency

WARNING

■

When towing the vehicle



2WD models

Be sure to transport the vehicle

with the front wheels raised or

with all four wheels raised off the

ground. If the vehicle is towed

with the front wheels contacting

the ground, the drivetrain and

related parts may be damaged or

electricity generated by the opera-

tion of the motor may cause a fire

to occur depending on the nature

of the damage or malfunction.



AWD models

Be sure to transport the vehicle

with all four wheels raised off the

ground. If the vehicle is towed

with the tires contacting the

ground, the drivetrain or related

parts may be damaged, the vehi-

cle may fly off the truck, or elec-

tricity generated by the operation

of the motor may cause a fire to

occur depending on the nature of

the damage or malfunction.

NOTICE

■

To prevent damage to the

vehicle when towing using a

wheel-lift type truck

When raising the vehicle, ensure

adequate ground clearance for

towing at the opposite end of the

raised vehicle. Without adequate

clearance, the vehicle could be

damaged while being towed.

443

7-2. Steps to take in an emergency

tro

When using a flat-bed truck to
transport the vehicle, use tire
strapping belts. Refer to the
owner's manual of the flat-bed
truck for the tire strapping
method.
In order to suppress vehicle
movement during transporta-
tion, set the parking brake and
turn the power 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 hybrid system



Engine missing, stumbling or
running roughly



Appreciable loss of power



Vehicle pulls heavily to one

NOTICE

■

Towing with a sling-type truck

Do not tow with a sling-type truck

to prevent body damage.



2WD models



AWD models

Using a flatbed truck

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

444

7-2. Steps to take in an emergency

side when braking



Vehicle pulls heavily to one
side when driving on a level
road



Loss of brake effectiveness,
spongy feeling, pedal almost
touches the floor

445

7-2. Steps to take in an emergency

Whe

n tr

ouble

ises

■

Brake system warning light

■

Brake system warning light

■

High coolant temperature warning light

(warning buzzer)

: This light illuminates on the multi-information display.

If a warning light turns on or a warning buzzer

sounds

Calmly perform the following actions if any of the warning
lights comes on or flashes. If a light comes on or flashes, but
then goes off, this does not necessarily indicate a malfunction
in the system. However, if this continues to occur, have the
vehicle inspected by your Toyota dealer.

Actions to the warning lights or warning buzzers

Warning light

Details/Actions

(U.S.A.)

(red)

(Canada)

Indicates that:



The brake fluid level is low; or



The brake system is malfunctioning



Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer. Continuing to drive the vehi-
cle may be dangerous.

Warning light

Details/Actions

(yellow)

Indicates a malfunction in:



The regenerative braking system;



The electronically controlled brake system; or



The electric parking brake



Have the vehicle inspected by your Toyota dealer
immediately.

Warning light

Details/Actions

Indicates that the engine coolant temperature is too high



Immediately stop the vehicle in a safe place.
Handling method (



P.484)

446

7-2. Steps to take in an emergency

■

Hybrid system overheat warning light

(warning buzzer)

: This light illuminates on the multi-information display.

■

Charging system warning light

: This light illuminates on the multi-information display.

■

Low engine oil pressure warning light

(warning buzzer)

: This light illuminates on the multi-information display.

■

Malfunction indicator lamp

Warning light

Details/Actions

Indicates the hybrid system has overheated



Stop the vehicle in a safe place.
Handling method (



P.486)

Warning light

Details/Actions

Indicates a malfunction in the vehicle’s charging system



Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.

Warning light

Details/Actions

Indicates that the engine oil pressure is too low



Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.

Warning light

Details/Actions

(U.S.A.)

(Canada)

Indicates a malfunction in:



The hybrid system;



The electronic engine control system; or



The electronic throttle control system;



Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.

447

7-2. Steps to take in an emergency

Whe

n tr

ouble

ises

■

SRS warning light

■

ABS warning light

■

Inappropriate pedal operation warning light

(warning buzzer)

: This light illuminates on the multi-information display.

Warning light

Details/Actions

Indicates a malfunction in:



The SRS airbag system;



The front passenger occupant classification system; or



The seat belt pretensioner system



Have the vehicle inspected by your Toyota dealer
immediately.

Warning light

Details/Actions

(U.S.A.)

(Canada)

Indicates a malfunction in:



The ABS; or



The brake assist system



Have the vehicle inspected by your Toyota dealer
immediately.

Warning light

Details/Actions

When a buzzer sounds:



Brake Override System is malfunctioning;



Drive-Start Control is operating;



Drive-Start Control is malfunctioning; or



Parking Support Brake function (for static objects) (if
equipped) is operating



Follow the instructions displayed on the multi-infor-
mation display.

When a buzzer does not sound:
Brake Override System is operating



Release the accelerator pedal and depress the brake
pedal.

448

7-2. Steps to take in an emergency

■

Electric power steering system warning light (warning
buzzer)

■

Low fuel level warning light

■

Driver’s and front passenger’s seat belt reminder light (warn-
ing buzzer)

: Driver’s seat belt warning buzzer:

The driver’s seat belt warning buzzer sounds to alert the driver that his or
her seat belt is not fastened. Once the power switch is turned to ON, the
buzzer sounds. If the seat belt is still unfastened, the buzzer sounds inter-
mittently for a certain period of time after the vehicle reaches a certain
speed.
Front passenger’s seat belt warning buzzer:
The front passenger’s seat belt warning buzzer sounds to alert the front
passenger that his or her seat belt is not fastened. If the seat belt is unfas-
tened, the buzzer sounds intermittently for a certain period of time after the
vehicle reaches a certain speed.

Warning light

Details/Actions

(red/yellow)

Indicates a malfunction in the EPS (Electric Power Steer-
ing) system



Have the vehicle inspected by your Toyota dealer
immediately.

Warning light

Details/Actions

Indicates that remaining fuel is approximately 2.6 gal. (9.7
L, 2.1 Imp. gal.) or less



Refuel the vehicle.

Warning light

Details/Actions

Warns the driver and/or front passenger to fasten their seat
belts



Fasten the seat belt.
If the front passenger’s seat is occupied, the front
passenger’s seat belt also needs to be fastened to
make the warning light (warning buzzer) turn off.

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