TOYOTA TUNDRA 2012 2.G Owners Manual

5
When trouble arises
631
5-2. Steps to take in an emergency
Replacing a flat tire
Chock the tires.
Slightly loosen the wheel nuts
(one turn).
Flat tire
Wheelchock
positions
Front
Left-
hand
sideBehind the
rear right-
hand side
tire
Right-
hand
sideBehind the
rear left-
hand side
tire
Rear
Left-
hand
sideIn front of
the front
right-hand
side tire
Right-
hand
sideIn front of
the front
left-hand
side tire

632 5-2. Steps to take in an emergency
Assemble the jack handle exten-
sion as shown.
Position the jack at the correct
jack point as shown.Front
Rear
Make sure the jack is positioned
on a level and solid place.
Raise the vehicle until the tire is
slightly raised off the ground.
When positioning the jack under
the rear axle housing, make
sure the groove on the top of
the jack fits with the rear axle
housing.
Remove all the wheel nuts and
the tire.
When resting the tire on the
ground, place the tire so that the
wheel design faces up to avoid
scratching the wheel surface.
Front

5
When trouble arises
633
5-2. Steps to take in an emergency
Installing the tire
Remove any dirt or foreign mat-
ter from the wheel contact sur-
face.
If foreign matter is on the wheel
contact surface, the wheel nuts
may loosen while the vehicle is
in motion, and the tire may
come off the vehicle.
Install the tire and loosely tighten each wheel nut by hand by
approximately the same amount.
Replacing a steel wheel with a steel wheel
Tighten the nuts until the tapered
portion comes into loose contact
with the bolt seat in the disc
wheel.
Replacing an aluminum wheel with a steel wheel Tighten the nuts until the tapered
portion comes into loose contact
with the bolt seat in the disc
wheel.
Tapered portion
Disc wheel
Tapered portion
Disc wheel

634 5-2. Steps to take in an emergency
Lower the vehicle.
Firmly tighten each nut two or
three times in the order shown in
the illustration.
Tightening torqueFlat washer type (Aluminum
wheels)
97 ft·lbf (131 N·m, 13.4
kgf·m)
*
Taper type (Steel wheels)
154 ft·lbf (209 N·m, 21.3
kgf·m)
*: When temporarily used onspare tire/wheel, apply 154
ft·lbf (209 N·m, 21.3 kgf·m)

5
When trouble arises
635
5-2. Steps to take in an emergency
Stowing the flat tire, jack and all tools
Remove the center wheel ornament by pushing from the
reverse side. Lay down the tire with the outer
side facing up, and install the
holding bracket.
Fasten the claws of the holding
bracket into the wheel holes as
shown in the illustration.
Holding bracket
Claw
Then secure the tire, taking care that the tire goes straight up
without catching on any other part , to prevent it from flying for-
ward during a collisio n or sudden braking.
Stow the tools and jack securely.
■After completing the tire change
The tire pressure warning system must be reset. (P. 558)
■When using the temporary spare tire
As the temporary spare tire is not equipped with the tire pressure warn-
ing valve and transmitter, low inflation pressure of the spare tire will not
be warned. Also, if you replace the temporary spare tire after the tire
pressure warning light comes on, the light remains on.

636 5-2. Steps to take in an emergency
CAUTION
■Using the jack
Improper use of the jack may lead to death or serious injuries due to the
vehicle suddenly falling off the jack.
●Do not use the jack for any purpose ot her than replacing tires or install-
ing and removing tire chains.
●Only use the jack that comes with this vehicle for replacing a flat tire.
Do not use it on other vehicles, an d do not use other jacks for replac-
ing tires on this vehicle.
●Always check that the jack is securely set to the jack point.
●Do not put any part of your body under the vehicle supported by a jack.
●Do not start or run the engine while your vehicle is supported by the
jack.
●Do not raise the vehicle while someone is in it.
●When raising the vehicle, do not put an object on or under the jack.
●Do not raise the vehicle to a hei ght greater than that required to
replace the tire.
●Use a jack stand if it is necessary to get under the vehicle.
Take particular care when lowering the vehicle to ensure that no one
working on or near the vehicle will be injured.
■Using the jack handle
Insert the square head securely until you hear a click to prevent the
extension parts from coming apart unexpectedly.

5
When trouble arises
637
5-2. Steps to take in an emergency
CAUTION
■Replacing a flat tire
●Observe the following precautions.
Failure to do so may resu
lt in serious injury:
• Lower the spare tire completely to the ground before removing it from under the vehicle.
• Do not try to remove the wheel ornament by hand. Take due care in handling the ornament to avoid unexpected personal injury.
• Do not touch the disc wheels or the area around the brakes imme- diately after the vehicle has been driven.
After the vehicle has been driven the disc wheels and the area
around the brakes will be extremely hot. Touching these areas with
hands, feet or other body parts while changing a tire, etc. may
result in burns.
●Failure to follow these precautions could cause the wheel nuts to
loosen and the tire to fall off, resulting in death or serious injury.
• Have the wheel nuts tightened with a torque wrench as soon as possible after changing wheels.
Steel wheel: 154 ft·lbf (209 N·m, 21.3 kgf·m)
Aluminum wheel: 97 ft·lbf (131 N·m, 13.4 kgf·m)
• When installing a tire, only use wheel nuts that have been specifi- cally designed for that wheel.
• Retighten the wheel nuts within 100 miles (160 km) of driving.
• If there are any cracks or deformations in the bolt screws, nut threads or bolt holes of the wh eel, have the vehicle inspected by
your Toyota dealer.
• When installing the wheel nuts, be sure to install them with the
tapered ends facing inward. ( P. 570)
●Do not attach a heavily damaged wheel ornament, as it may fly off the
wheel while the ve hicle is moving.

638 5-2. Steps to take in an emergency
CAUTION
■When using the temporary spare tire
●Remember that your temporary spare tire is specifically designed for
use with your vehicle. Do not use your temporary spare tire on another
vehicle.
●Do not use two temporary spare tires simultaneously.
●Replace the temporary spare tire with a standard tire as soon as possi-
ble.
●Avoid sudden acceleration, deceleration and braking, as well as sharp
cornering.
■Speed limit when using the temporary spare tire
Do not drive at speeds in excess of 50 mph (80 km/h) when a temporary
spare tire is installed on the vehicle.
The temporary spare tire is not designed for driving at high speeds. Fail-
ing to observe this precaution may lead to an accident causing death or
serious injury.
■Driving with tire chains and the temporary spare tire
Do not fit tire chains to the temporary spare tire.
Tire chains may damage the vehicle body and adversely affect driving
performance.

5
When trouble arises
639
5-2. Steps to take in an emergency
CAUTION
■When the spare tire is attached
The vehicle speed may not be correctly detected, and the following sys-
tems may not operate correctly:
●ABS & Brake assist
●VSC
●TRAC
●A-TRAC
●AUTO LSD
●Cruise control
●Navigation system
Also, not only can the following syste m not be utilized fully, it may actu-
ally negatively effect t he drive-train components:
●4WD system

640 5-2. Steps to take in an emergency
NOTICE
■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.
■When replacing the tires
●When 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.
●Replace the grommets for the tire pressure warning valves and trans-
mitters as well.
■To avoid damage to the tire pressure warning valves and transmit-
ters
When a tire is repaired with liquid sealants, the tire pressure warning
valve and transmitter may not operate properly. If a liquid sealant is
used, contact your Toyota dealer or other qualified service shop as soon
as possible. Make sure to replace the tire pressure warning valve and
transmitter when replacing the tire. ( P. 558)