Page 439 of 531

5
When trouble arises
445
5−1. Essential information
If you think something is wrong
If you notice any of the followin g symptoms, your vehicle probably
needs adjustment or repair. Contact your Toyota dealer as soon as
possible.
nVisible symptoms
lFluid leaks under the vehicle
(Water dripping from the air cond
itioning after use is normal.)
lFlat−looking tires or uneven tire wear
lEngine coolant temperature g auge needle continually points
higher than normal
lEngine oil pressure gauge continually points lower than nor−
mal
lVoltmeter continually points higher or lower than normal
n
Audible symptoms
l
Changes in exhaust sound
lExcessive tire squeal when cornering
l
Strange noises related to the suspension system
l
Pinging or other noises related to the engine
nOperational symptoms
l
Engine missing, stumbling or running rough
l
Appreciable loss of power
lVehicle pulls heavily to one side when braking
l
Vehicle pulls heavily to one side when driving on a level road
l
Loss of brake effectiveness, s pongy feeling, pedal almost
touches the floor
Page 450 of 531

456 5−2. Steps to take in an emergency
nIf the tire pressure warning system is inoperative
The tire pressure warning system
will become inoperati ve in the follow−
ing conditions:
(When the condition becomes normal, the system will work properly.)
lIf tires not equipped with tire pressure warning valves and transmit−
ters are used.
lIf the ID code on the tire pressure warning valves and transmitters is
not registered in the tire pressure warning computer.
lIf the tire inflation pressure is more than 73 psi (500 kPa, 5.1 kgf/cm2
or bar).
The tire pressure warning system may become inoperative in the follow−
ing conditions:
(When the condition becomes normal, the system will work properly.)
lIf electronic devices or facilities us ing similar radio wave frequencies
are nearby.
lIf a radio set at similar frequencies is in use in the vehicle.
lIf a window tint that affects the radio wave signals is installed.
lIf there is a lot of snow or ice on the vehicle, in particular around the
wheels or wheel housings.
lIf non−genuine Toyota wheels are used. (Even if you use Toyota
wheels, the tire pressu re warning system may not work properly with
some types of tires.)
lIf tire chains are used.
lIf the spare tire is in a location subject to poor radio wave signal
reception.
lIf a large metallic object which caninterfere with sign al reception is
put in the luggage compartment.
nIf the tire pressure warning light comes on after blinking for 1
minute frequently
If the tire pressure warning light comes on after blinking 1 minute fre−
quently when the “ENGINE START STOP” switch is turned to IGNITION
ON mode, have it checked by Toyota dealer.
Page 451 of 531
5
When trouble arises
457 5−2. Steps to take in an emergency
CAUTION
n If the tire pressure warning light comes on
Be sure to observe the following precautions. Failure to do so could
cause loss of vehicle control and result in death or serious injury.
lStop your vehicle in a safe place as soon as possible. Adjust the tire
inflation pressure immediately.
lIf the tire pressure warning light comes on even after tire inflation pres−
sure adjustment, it is probable that you have a flat tire. Check the tires.
If the tire is flat, change to the spare tire and have the flat tire repaired
by the nearest Toyota dealer.
lAvoid abrupt maneuvering and braking. If the vehicle tires deteriorate,
you could lose control of the steering wheel or the brakes.
n If a blowout or sudden air loss should occur
The tire pressure warning system may not activate immediately.
Page 452 of 531

458 5−2. Steps to take in an emergency
CAUTION
n Maintenance of the tires
Each tire, including the spare (if provided), should be checked monthly
when cold and inflated to the inflation pressure recommended by the
vehicle manufacturer on the vehicle
placard or tire inflation pressure
label (tire and load information label). (If your vehicle has tires of a differ−
ent size than the size indicated on the vehicle placard or tire inflation
pressure label [tire and load information label], you should determine the
proper tire inflation pr
essure for those tires.)
As an added safety feature, your
vehicle has been equipped with a tire
pressure monitoring system (TPMS−ti re pressure warning system) that
illuminates a low tire pressure telltal e (tire pressure warning light) when
one or more of your tires is significantly under−inflated. Accordingly,
when the low tire pressu
re telltale (tire pressure warning light) illumi−
nates, you should stop and check your tires as soon as possible, and
inflate them to the proper pressure. Driving on a significantly under−
inflated tire causes the tire to overheat and can lead to tire failure.
Under−inflation also reduces fuel effi
ciency and tire tread life, and may
affect the vehicle’s handling and stopping ability.
Please note that the TPMS (tire pressure warning system) is not a sub−
stitute for proper tire main tenance, and it is the driver ’s responsibility to
maintain correct tire pressure, even if under−inflation has not reached the
level to trigger illu
mination of the TPMS low ti re pressure telltale (tire
pressure warning light).
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5
When trouble arises
459 5−2. Steps to take in an emergency
CAUTION
Your vehicle has also been equipped with a TPMS (tire pressure warning
system) malfunction indicator to indi
cate when the system is not operat−
ing properly. The TPMS (tire pressure warning system) malfunction indi−
cator is combined with the low tire pressure telltale (tire pressure
warning light). When the system det
ects a malfunction, the telltale will
flash for approximately one minute an d then remain continuously illumi−
nated. This sequence will
continue upon subsequent vehicle start−ups as
long as the malfunction exists. When the malfunction indi cator is illumi−
nated, the system may not be able to detect or signal low tire pressure
as intended.
TPMS (tire pressure warning system) malfunctions may occur for a vari−
ety of reasons, including the installati on of replacement or alternate tires
or wheels on the vehicle that prevent the TPMS (tire pressure warning
system) from functioning properly. Always check the TPMS (tire pres−
sure warning system) malfunction te
lltale after replacing one or more
tires or wheels on your vehicle to ensure that the replacement or alter−
nate tires and wheels allow the TPMS (tire pressure warning system) to
continue to function properly.
NOTICE
n Precaution when installing a different tire
When a tire of a different specification or maker is installed, the tire pres−
sure warning system may
not operate properly.
Page 462 of 531
468 5−2. Steps to take in an emergency
Replacing a flat tire
Chock the tires.
Pry off the wheel ornament,
using the beveled end of the
wheel ornament remover as
shown.
STEP1
Flat tire Wheel chock position
FrontLeft−hand side Behind the rear right−hand side tire
Right−hand side Behind the rear left−hand side tire
RearLeft−hand sideIn front of the front right−hand side
tire
Right−hand side
In front of the front left−hand side
tire
STEP2
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5
When trouble arises
473 5−2. Steps to take in an emergency
n After completing the tire change
The tire pressure warning system must be reset. (
P. 393)
CAUTION
n Using the tire jack
Improper use of the tire jack may lead to death or injuries due to the
vehicle suddenly falling off the jack.
l Do not use the tire jack for any pu
rpose other than replacing tires or
installing and removing tire chains.
l Only use the tire jack that comes wi
th this vehicle for replacing a flat
tire.
Do not use it on other vehicles, and do not use other tire jacks for
replacing tires on this vehicle.
l Always check that the tire jack is securely set to the jack point.
l Do not raise the vehicle while someone is in it.
l When raising the vehicle, do not put an object on or under the jack.
l Do not raise the vehicle to a hei
ght greater than that required to
replace the tire.
l Use a jack stand if it is necessary to get under the vehicle.
l Do not put any part of your body under the vehicle supported by a jack.
l Do not start or run the engine while your vehicle is supported by the
jack.
Take particular care when lowering the vehicle to ensure that no one
working on or near the vehicle may be injured.
n Using the jack handle
Tighten all the jack handle bolts securely using a Phillips−head screw−
driver, to prevent the extension parts from coming apart unexpectedly.
Page 469 of 531
5
When trouble arises
475 5−2. Steps to take in an emergency
NOTICE
n Do not drive the vehicle with a flat tire
Do not continue driving with a flat tire.
Driving even a short distance with a flat tire can damage the tire and the
wheel beyond repair.
n When stowing the flat tire
Ensure that there is no object cau ght between the tire and the vehicle
underbody.
n When replacing the tires
lWhen removing or fitting the wheels, tires or the tire pressure warning
valve and transmitter, contact your Toyota dealer as the tire pressure
warning valve and transmitter may be damaged if not handled cor−
rectly.
lReplace the grommets for the tire pressure warning valves and trans−
mitters as well.
n To avoid damaging the tire pressure warning valves and transmit
ters
Do not use liquid sealants on flat tires.