TOYOTA HIGHLANDER HYBRID 2023 Owners Manual

4316-3. Do-it-yourself maintenance
6
Maintenance and care
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.
2Remove the securing 2
screws and light unit.
Remove the light u nit by pulling it
straight back from the rear of the
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

4326-3. Do-it-yourself maintenance
unit.
7Install the light unit.
Align the 2 guides and push the
light unit toward the front of the
vehicle to install it.
8Install 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 th e flathead screw-
driver with tape, etc.
2 Turn the bulb base counter-
clockwise and remove it.

4336-3. Do-it-yourself maintenance
6
Maintenance and care
3Remove 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 th e 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.
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 th e flathead screw-
driver with tape, etc.
2 Remove the lens.
Lens
Hook

4346-3. Do-it-yourself maintenance
1Insert 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.
3Remove 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.

4356-3. Do-it-yourself maintenance
6
Maintenance and care
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 compone nts 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 t o 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.

4366-3. Do-it-yourself maintenance

437
7
7
When trouble arises
When trouble arises
.7-1. Essential informationEmergency 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

4387-1. 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 t he 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.
2Shift 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 hybrid system.
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 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

4397-1. Essential information
7
When trouble arises
briefly 3 times or more in suc-
cession.
5 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.

4407-1. 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*1
Laminated glass*2 is used in the
windshield and the windows on this
vehicle.
Laminated glass cannot be shat-
tered with an emergency hammer
*1.
*1: Contact your Toyota dealer or
aftermarket accessory manufac-
turer for further information about
an emergency hammer.
*2: 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.