2021 TOYOTA TUNDRA lock

4726-3. Do-it-yourself maintenance
WARNING
■Replacing light bulbs
● Turn off the lights. Do not attempt to replace the bulb immedia tely 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 clea n 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. Failure to do so
may result in heat damage, fire, or water entering the headligh t unit. This
may damage the lights or cause condensation to build up on the lens.
● Do not attempt to repair or disassemble the bulb, bulb base, el ectrical wir-
ing, or subcomponents.
Doing so could result in electric shock and serious injury.
■ 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.

4767-1. Essential information
WARNING
■If the engine has to be turned off while driving
● Power assist for the brakes and steering wheel will be lost, ma king the
brake pedal harder to depress and the steering wheel heavier to turn.
Decelerate as much as possible before turning off the engine.
● Vehicles without a smart key system: Never attempt to remove th e key, as
doing so will lock the steering wheel.

4797-2. Steps to take in an emergency
7
When trouble arises
WARNING
■While towing
● When towing using cables or chains, avoid sudden starts, etc. w hich place
excessive stress on the towing eyelets, cables or chains. The towing eye-
lets, cables or chains may become damaged, broken debris may hit peo-
ple, and cause serious damage.
● Do not turn the engine switch to OFF.
There is a possibility that the steering wheel is locked and ca nnot be oper-
ated.
NOTICE
■ To prevent damage to the vehicle when towing using a wheel-lift type
truck
● Vehicles without a smart key system:
Do not tow the vehicle from the rear when the engine switch is in OFF or
the key is removed.
The steering lock mechanism is not strong enough to hold the front wheels
straight.
● Vehicles with a smart key system:
Do not tow the vehicle from the rear when the engine switch is off.
The steering lock mechanism is not strong enough to hold the front wheels
straight.
● 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.
■ To prevent damage to the vehicle when towing with a sling-type truck
Do not tow with a sling-type truck, either from the front or re ar.
■ To prevent damage to the vehic le during emergency towing
Do not secure cables or chains to the suspension components.

5037-2. Steps to take in an emergency
7
When trouble arises
OnceContin-
uous
An attempt was made to exit
the vehicle with the electronic
key and lock the doors without
first turning the engine switch
off when the shift lever was in
P.
Turn the engine switch
off and lock the doors
again.
Once
The electronic key is not
detected when an attempt is
made to start the engine.
Start the engine with the
electronic key present.
9 times
An attempt was made to drive
when the electronic key was
not inside the vehicle.
Confirm that the elec-
tronic key is inside the
vehicle.
Contin-
uous
An attempt was made to lock
the doors using the smart key
system while the electronic
key was still inside the vehicle.
Retrieve the electronic
key from the vehicle and
lock the doors again.
OnceContin-
uous
An attempt was made to lock
either front door by opening a
door and putting the inside
lock button into the lock posi-
tion, then closing the door with
the electronic key still inside
the vehicle.
Retrieve the electronic
key from the vehicle and
lock the doors again.
Once
The electronic key has a low
battery.
Replace the electronic
key battery. ( P. 451)
Interior
buzzerExterior buzzerWarning messageDetails/Actions
Turn Power OFF
Key Not Detected
(Flashes)
Key Not Detected
(Flashes)
Key Not Detected
(Flashes)
Key Detected in Vehicle
(Flashes)
Key Detectedin Vehicle
(Flashes)
Key Battery Low

5047-2. Steps to take in an emergency
Once
The steering lock could not be
released within 3 seconds of
the engine switch being
pressed.
Press the engine switch
while depressing the
brake pedal and moving
the steering wheel left
and right.
Once
• When the doors were
unlocked with the mechani-
cal key and then the engine
switch was pressed, the
electronic key could not be
detected in the vehicle.
• The electronic key could not be detected in the vehicle
even after the engine switch
was pressed two consecu-
tive times.
 Touch the electronic key
to the engine switch
while depressing the
brake pedal.
Once
Indicates that:
• With the engine switch off,
the doors were unlocked
and then the driver’s door
was opened and closed
• The engine switch was turned to ACC without start-
ing the engine
 Press the engine switch
while depressing the
brake pedal.
Once
The engine switch has been
turned off with the shift lever in
a position other than P.
Shift the shift lever to P.
Interior
buzzerExterior buzzerWarning messageDetails/Actions
Steering Lock ON
(Flashes)
Engine Start:
Press Brake Pedal,
Touch Engine Switch
with Key
Engine Start:
Press Brake Pedal and
Push Engine Switch
Shift into P Position
(Flashes)

5117-2. Steps to take in an emergency
7
When trouble arises
Assemble the jack handle
extension as shown.
Insert the end of the jack han-
dle extension into the lowering
screw and turn it counterclock-
wise.
After the tire is lowered com-
pletely to the ground, remove
the holding bracket.
Taking out the spare tire
1
2
3

5177-2. Steps to take in an emergency
7
When trouble arises
Vehicles with aluminum wheels: Remove the center wheel orna-
ment by pushing from the reverse side.
Lay down the tire with the valve
stem facing up and install the
holding bracket, inserting the
claw into the wheel lug nut hole.
Turn the jack handle extension
clockwise to take up slack in
the chain.
Then, check to ensure the claw is
in the wheel lug nut hole and the
holding bracket is centered in the
wheel hub.
Holding bracket
Claw
While raising, secure the tire, tak-
ing care that the tire goes straight
up without catching on any sur-
rounding part, to prevent it from
flying forward during a collision or
sudden braking.
Tightening torque:
34.7 ft·lbf (46.6 N·m, 4.8 kgf·m)
Stowing the flat tire, jack and all tools
1
incorrect
correct
O
1
2

523
7
When trouble arises
7-2. Steps to take in an emergency
If the electronic key does not operate
properly (vehicles with a smar t key system)
Use the mechanical key (P. 122)
in order to perform the following
operations:
Locks all the doors
Unlocks all the doors
Turning the key rearward unlocks
the driver’s door. Turning the key
once again unlocks the other
doors.
Ensure that the shift lever is in P and depress the brake pedal.
Touch the Toyota emblem side
of the electronic key to the
engine switch.
If any of the doors is opened or
closed while the key is being
touched to the switch, an alarm will
sound to indicate that the start
function cannot detect the key.
Press the engine switch.
In the event that the engine still cannot be started, contact your Toyota
dealer.
If communication between the electronic key and vehicle is
interrupted ( P. 142) or the electronic key cannot be used
because the battery is depleted, the smart key system and wire-
less remote control cannot be used. In such cases, the doors
can be opened and the engine c an be started by following the
procedure below.
Locking and unlocking the doors
1
2
Starting the engine
1
2
3