Page 490 of 628
4907-3. Do-it-yourself maintenance
Owners Manual_USA_M42C01_encontact surface, t
he wheel bolts
may loosen while the vehicle is in
motion, causing the tire to come off.
2 Install the tire and loosely
tighten each wheel bolts by
hand by approximately the
same amount.
Tighten the whee l bolts until the
spherical portion comes into
loose contact with the disc wheel
seat .
Spherical portion
Disc wheel 3
Lower the vehicle.
4 Firmly tighten each wheel
bolt two or three times in the
order shown in the illustra-
tion.
Tightening torque:
103 ft•lbf (140N•m, 14.3 kgf•m)
5Stow all the tools.
Page 496 of 628

4967-3. Do-it-yourself maintenance
Owners Manual_USA_M42C01_en
■When installing the filter cover
Slide the recessed part of the fil-
ter cover on the upper surface of the
upper filter case as shown in the
figure, and attach it so that it is lifted
toward the insertion part of the
cover attachment.
■Checking interval
Inspect and replace the air condi-
tioning filter according to the mainte-
nance schedule. In dusty areas or
areas with heavy traffic flow, early
replacement may be required. (For
scheduled maintenance information,
please refer to the “Owner’s Manual
Supplement” or “Scheduled Mainte-
nance”.)
■If air flow from the vents
decreases dramatically
The filter may be clogged. Check
the filter and replace if necessary.
WARNING
■When replacing the air condi-
tioning filter
Observe the following precau-
tions. Failure to do so may result
in the air conditioning system
operating during the procedure,
possibly resulting in injury.
●Check that the charging con-
nector is not connected
●Do not use the Remote Air Con-
ditioning System
NOTICE
■When using the air condition-
ing system
●Make sure that a filter is always
installed. Using the air condi-
tioning system without a filter
may cause damage to the sys-
tem.
●The filter is replaceable. When
cleaning the filter, do not clean
with water or an air gun.
■To prevent damage to the fil-
ter cover
When moving the filter cover in
the direction of arrow to release
the fitting, pay attention not to
apply excessive force to the
claws. Otherwise, the claws may
be damaged.
Page 498 of 628

4987-3. Do-it-yourself maintenance
Owners Manual_USA_M42C01_enminal facing up.
4
When installing the key cover
and mechanical key, install
by conducting step 2 and
step 1 with the directions
reversed.
WARNING
■Battery precautions
Observe the following precau-
tions.
Failure to do so m ay result in
death or serious injury.
●Do not swallow the battery.
Doing so may cause chemical
burns.
●A coin battery o r button battery
is used in the electronic key. If a
battery is swallowed, it may
cause severe chemical burns in
as little as 2 hours and may
result in death or serious injury.
●Keep away new and removed
batteries from children.
●If the cover cannot be firmly
closed, stop using the electronic
key and stow the key in the
place where children cannot
reach, and then contact your
Toyota dealer.
●If you accidentally swallow a
battery or put a battery into a
part of your b ody, get emer-
gency medical attention imme-
diately.
■To prevent battery explosion
or leakage of flammable liq-
uid or gas
●Replace the battery with a new
battery of the same type. If a
wrong type of battery is used, it
may explode.
●Do not expose batteries to
extremely low pr essure due to
high altitude or extremely high
temperatures.
●Do not burn, bre ak or cut a bat-
tery.
NOTICE
■When replacing the battery
Use a flathead screwdriver of
appropriate size. Applying exces-
sive force may deform or damage
the cover.
■For normal operation after
replacing the battery
Observe the following precautions
to prevent accidents:
●Always work with dry hands.
Moisture may cause the battery
to rust.
●Do not touch or move any other
component inside the remote
control.
●Do not bend either of the battery
terminals.
Page 503 of 628

503
Owners Manual_USA_M42C01_en
8
8
When trouble arises
When trouble arises
8-1. Essential informationEmergency flashers .... 504
If your vehicle has to be stopped in an emergency.................................. 505
If the vehicle is submerged or water on the road is ris-
ing ............................. 506
8-2. Steps to take in an emer- gency
If your vehicle needs to be towed......................... 507
If you think something is wrong ........................ 511
If a warning light turns on or a warning buzzer sounds
.................................. 513
If a warning message is dis- played........................ 522
If you have a flat tire.... 527
If the EV syst em will not
start ........................... 537
If you lose your keys ... 539
If the electronic key does not operate properly .. 539
If the 12-volt battery is dis- charged ..................... 541
If your vehicle overheats .................................. 545
If the vehicle becomes stuck .................................. 547
Page 507 of 628

5078-2. Steps to take in an emergency
Owners Manual_USA_M42C01_en
8
When trouble arises
8-2.Steps to take in an emergency
In the following situations, it is
not possible to be towed by
another vehicle using cables or
chains, as the front wheels may
be locked due to the parking
lock. Contact your Toyota dealer
or commercial towing service.
There is a malfunction in the
shift control system. ( P.233,
525)
There is a malfunction in the
immobilizer system. ( P. 6 8 )
There is a malfunction in the
smart key system. ( P.539)
The 12-volt battery is dis-
charged. ( P.541) The following may indicate a
problem with your transmission.
Contact your Toyota dealer or
commercial towing service
before towing.
The EV system warning mes-
sage is shown on the multi-
information display and the
vehicle does not move.
The vehicle makes an abnor-
mal sound.From the front (2WD models)
Release the parking brake.
Turn automatic mode off.
( P.244)
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.
Situations when it is not
possible to be towed by
another vehicle
Situations when it is nec-
essary to contact dealers
before towing
Towing with a wheel-lift
type truck
Page 508 of 628
5088-2. Steps to take in an emergency
Owners Manual_USA_M42C01_en
From the front (AWD models)
Use a towing dolly under the
rear wheels.
From the rear
Use a towing dolly under the
front wheels.
WARNING
Observe the following precau-
tions. Failure to do so may result
in death or serious injury.
■When towing the vehicle
2WD models
Be sure to transp ort 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.
Page 509 of 628

5098-2. Steps to take in an emergency
Owners Manual_USA_M42C01_en
8
When trouble arises
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.
If a tow truck is not available in
an emergency, your vehicle may
be temporarily towed using
cables or chains secured to the
emergency towing eyelets. This
should only be attempted on
hard surfaced roads for short
distances at under 18 mph (30
km/h).
A driver must be in the vehicle to
steer and operate the brakes.
The vehicle’s wheels, drive train,
axles, steering and brakes must
be in good condition.
WARNING
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.
■Towing with a sling-type truck
Do not tow with a sling-type truck
to prevent body damage.
Using a flatbed truck
Emergency towing
Page 510 of 628

5108-2. Steps to take in an emergency
Owners Manual_USA_M42C01_en
To have your vehicle towed by
another vehicle, the towing eye-
let must be installed to your
vehicle. Install the towing eyelet
using the following procedure.
1Take out the wheel bolt
wrench and towing eyelet.
( P.486, 528)
2 Remove the eyelet cover
using a flathead screwdriver.
To protect the bod ywork, place a
rag between the screwdriver and
the vehicle body as shown in the
illustration.
3 Insert the towing eyelet into
the hole and tighten partially
by hand.
4 Tighten down the towing eye-
let securely using a wheel bolt wrench or hard metal
bar.
5 Securely attach cables or
chains to the towing eyelet.
Take care not to damage the vehi-
cle body.
6Enter the vehicle being towed
and start the EV system.
If the EV system does not start, turn
the power switch to ON.
7Shift the shift position to N
and release the parking
brake.
Turn automatic mode off. ( P.244)
■While towing
If the EV system is off, the power
assist for the brakes and steering
will not functio n, making steering
and braking more difficult.
■Wheel bolt wrench
Wheel bolt wrench is installed in lug-
gage compartment. ( P.486, 528)
Emergency towing proce-
dure
WARNING
Observe the following precau-
tions. Failure to do so may result
in death or serious injury.