Page 422 of 586

4206-3. Do-it-yourself maintenance
be possible. Normally, registra-
tion completes within approxi-
mately 30 minutes.
If ID code registration is not com-
plete after driving for approxi-
mately 30 minutes, continue
driving for a while.
• Vehicle is not parked for approxi- mately 20 minutes or more before
driving
• Vehicle is not driven at approxi- mately 25 mph ( 40 km/h) or more
• Vehicle is driven on unpaved roads
• Vehicle is driven near other vehi-
cles and system cannot recog-
nize tire pressure warning valve
and transmitters of your vehicle
over those of other vehicles
• Wheel with tire p ressure warning
valve and transmitter installed is
inside or near the vehicle
If registration does not complete
after driving for 1 hour or more, per-
form the ID code registration proce-
dure again from the beginning.
●If the vehicle is reversed during
registration, the data up to that
point is reset, so perform the reg-
istration procedure again from the
beginning.
●In the following situations, ID code
registration will not be started or
was not completed properly and
the system will no t operate prop-
erly. Perform the ID code registra-
tion procedure again.
• If, when attempting to start ID code registration, the tire pressure
warning light does not blink slowly
3 times.
• If, when the vehicle has been driven for about 20 minutes after
performing ID co de registration,
the tire pressur e warning light
blinks for approxi mately 1 minute
and then illu minates.
If the ID codes cannot be registered
even when performing the above
procedure, contact your Toyota
dealer.
The recommended cold tire
inflation pressure and tire size
are displayed on the tire and
loading information label.
( P.502)
Tire inflation pressure
Make sure to maintain the
proper tire inflation pres-
sure. Tire inflation pressure
should be checked at least
once per month. However,
Toyota recommends that
tire inflation pressure be
checked once every two
weeks. ( P.502)
Checking the specified
tire inflation pressure
Page 428 of 586

4266-3. Do-it-yourself maintenance
■Scheduled maintenance of the
air intake vent is necessary
when
In some situations such as when the
vehicle is used frequently or in
heavy traffic or dusty areas, the air
intake vent may need to be cleaned
more regularly. For details, refer to
“Owner’s Warranty Information
Booklet” or “Owner’s Manual Sup-
plement”.
■Cleaning the air intake vent
Improper handling of the air intake
vent cover and filter may result in
damage to them. If you have any
concerns about cleaning the filter,
contact your Toyota dealer.
1 Turn the power switch off.
2 Using a Phillips screwdriver,
remove the clip.
3 Remove the air intake vent
cover.
Pull the right corner of the air intake
vent cover, remove the claws in the
8 locations shown in the illustration
and pull the air intake vent cover to
the front of the vehicle to remove it.
Cleaning the hybrid
battery (traction bat-
tery) air intake vent
To prevent the fuel econ-
omy from being affected,
visually inspect the hybrid
battery (traction battery) air
intake vent periodically for
clogs.
If it is dusty or clogged or if
“Maintenance Required for
Traction Battery Cooling
Parts See Owner’s Manual”
is displayed on the multi-
information display, clean
the air intake vent using the
following procedures:
NOTICE
■If “Maintenance Required for
Traction Battery Cooling
Parts See Owner’s Manual” is
displayed on the multi-infor-
mation display
Clean the air intake vent immedi-
ately. If the vehicle is continuously
driven with the warning message
displayed, it may cause a mal-
function or output restriction of the
hybrid battery (traction battery).
Cleaning procedure
Page 430 of 586

4286-3. Do-it-yourself maintenance
shown in the illustration.
9Install the clip.
If “Maintenance Required for
Traction Battery Cooling Parts
See Owner’s Manual” was
displayed on the multi-infor-
mation display
10 Start the hybrid system and
check that the warning mes-
sage is no longer displayed.
It may be necessary to drive the
vehicle for approximately 20 min-
utes before the warning message is
displayed again then disappears.
If the warning message does not
disappear after some time, have
the vehicle insp ected by your
Toyota dealer.
■If the dust or sand on the filter
cannot be removed
It is recommended to use a vacuum
cleaner with plastic brushes.
WARNING
■When cleaning the air intake
vent
●Do not use water or other liq-
uids to clean the air intake vent.
If water is applied to the hybrid
battery (traction battery) or
other components, a malfunc-
tion or fire may occur.
●Do not touch the service plug
located near the air intake vent.
( P.76)
●Before cleaning the air intake
vent, make sure to turn the
power switch off to stop the
hybrid system.
●Do not put a han d or leg in the
air intake vent. If it is caught in a
cooling fan, or if it touches a
high voltage part that results in
an electric shock, death or seri-
ous injuries may result.
NOTICE
■When cleaning the air intake
vent
Do not use an ai r blow gun, etc.
Dust may be blown out, possibly
causing a malfunction or output
restriction of the hybrid battery
(traction battery).
■To prevent damage to the
vehicle
Observe the following precau-
tions:
Page 453 of 586

4517-2. Steps to take in an emergency
7
When trouble arises
7-2.Steps to take in an emergency
The following may indicate a
problem with your transmission.
Contact your Toyota dealer or
commercial towing service
before towing.
The hybrid system warning
message is shown on the
multi-information display and
the vehicle does not move.
The vehicle makes an abnor-
mal sound.
From the front
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
Toyota dealer or commer-
cial 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.
Situations when it is nec-
essary to contact dealers
before towing (vehicles
with towing eyelet)
Towing with a wheel-lift
type truck
WARNING
Observe the following precau-
tions. Failure to do so may result
in death or serious injury.
Page 458 of 586

4567-2. Steps to take in an emergency
■Brake system warning light (warning buzzer)
■Brake system warning light
■Charging system warning light*
*: This light illuminates on the mu lti-information display with a message.
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 malfunc-
tion 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 lightDetails/Actions
(U.S.A.)
(Canada) (Red)
Indicates that:
The brake fluid level is low; or
The brake system is malfunctioning
Immediately stop the vehicle in a safe
place and contact your Toyota dealer.
Continuing to drive the vehicle may be
dangerous.
Warning lightDetails/Actions
(Yellow)
Indicates a malfunction in:
The parking brake system;
The regenerative braking system; or
The electronically controlled brake system
Have the vehicle inspected by your Toyota
dealer immediately.
Warning lightDetails/Actions
Indicates a malfunction in the vehicle’s charging
system
Immediately stop the vehicle in a safe
place and contact your Toyota dealer.
Page 459 of 586

4577-2. Steps to take in an emergency
7
When trouble arises
■High coolant temperature warning light* (warning buzzer)
*: This light illuminates on the mu lti-information display with a message.
■Hybrid system overheat warning light* (warning buzzer)
*: This light illuminates on the mu lti-information display with a message.
■Low engine oil pressure warning light* (warning buzzer)
*: This light illuminates on the mu lti-information display with a message.
■Malfunction indicator lamp
Warning lightDetails/Actions
Indicates that the engine is overheating
Immediately stop the vehicle in a safe
place.
Handling method ( P.490)
Warning lightDetails/Actions
Indicates that the hybrid system has overheated
Stop the vehicle in a safe place.
Handling method ( P.490)
Warning lightDetails/Actions
Indicates that the engine oil pressure is too low
Immediately stop the vehicle in a safe
place and contact your Toyota dealer.
Warning lightDetails/Actions
(U.S.A.)
(Canada)
Indicates a malfunction in:
The hybrid system;
The electronic engi ne control system;
The electronic throttle control system; or
The emission control s ystem (if equipped)
Have the vehicle inspected by your Toyota
dealer immediately.
Page 461 of 586

4597-2. Steps to take in an emergency
7
When trouble arises
■PCS warning light (warning buzzer)
■LTA indicator (warning buzzer)
■Intuitive parking assist OFF indicator (warning buzzer)
Warning lightDetails/Actions
(Flashes or illuminates)
When a buzzer sounds simultaneously:
Indicates a malfunction has occurred in the PCS
(Pre-Collision System).
Have the vehicle inspected by your Toyota
dealer immediately.
When a buzzer does not sound:
The PCS (Pre-Collision System) has become
temporarily unavailable, corrective action may
be necessary.
Follow the instructions displayed on the
multi-information display. ( P.255, 469)
If the PCS (Pre-Collision System) or VSC (Vehi-
cle Stability Control) system is disabled, the
PCS warning light will illuminate.
P.267
Warning lightDetails/Actions
(Orange)
Indicates a malfunction in the LTA (Lane Trac-
ing Assist)
Follow the instructions displayed on the
multi-information display. ( P.278)
Warning lightDetails/Actions
(Flashes)
(If equipped)
When a buzzer sounds:
Indicates a malfunction in the Intuitive parking
assist function
Have the vehicle inspected by your Toyota
dealer immediately.
When a buzzer does not sound:
Indicates that the system is temporarily unavail-
able, possibly due to a sensor being dirty or cov-
ered with ice, etc.
Follow the instructions displayed on the
multi-information display. ( P.301, 466)
Page 462 of 586

4607-2. Steps to take in an emergency
■PKSB OFF indicator (warning buzzer)
■RCTA OFF indicator (warning buzzer)
■Slip indicator light
Warning lightDetails/Actions
(Flashes)
(If equipped)
When a buzzer sounds:
Indicates a malfunctio n in the PKSB (Parking
Support Brake) system
Have the vehicle inspected by your Toyota
dealer immediately.
When a buzzer does not sound:
Indicates that the system is temporarily unavail-
able, possibly due to a sensor being dirty or cov-
ered with ice, etc.
Follow the instructions displayed on the
multi-information display. ( P.316, 466)
Warning lightDetails/Actions
(Flashes)
(If equipped)
When a buzzer sounds:
Indicates a malfunctio n in the RCTA (Rear
Cross Traffic Alert) function
Have the vehicle inspected by your Toyota
dealer immediately.
When a buzzer does not sound:
Indicates that the rear bumper around the radar
sensor is covered with dirt, etc. ( P.294)
Follow the instructions displayed on the
multi-information display. ( P.466)
Warning lightDetails/Actions
Indicates a malfunction in:
The VSC/Trailer Sway Control system;
The TRAC system;
The Trail Mode function; or
The hill-start assist control system
Have the vehicle inspected by your Toyota
dealer immediately.