2023 TOYOTA TUNDRA HYBRID alarm

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Owners Manual_USA_M0C052_enTABLE OF CONTENTS
For your information...................
6
Reading this manual ................ 11
How to search .......................... 12
Pictorial index .......................... 14
1-1. For safe use Before driving ................... 26
For safe driving ................ 27
Seat belts ......................... 29
SRS airbags ..................... 36
Front passenger occupant classification system ...... 46
Exhaust gas precautions.. 51
1-2. Child safety Riding with children .......... 52
Child restraint systems..... 53
1-3. Emergency assistance Safety Connect ................ 68
1-4. Hybrid system Hybrid system features .... 73
Hybrid system precautions ....................................... 76
1-5. Theft deterrent system Immobilizer system .......... 81
Alarm................................ 822-1. Instrument cluster
Warning lights and indicators....................................... 86
Gauges and meters .......... 91
Multi-information display... 95
Head-up display ............ 102
Fuel consumption information .................................... 106
3-1. Key information Keys .............................. 110
3-2. Opening, closing and lock- ing the doors and tailgate
Side doors ..................... 113
Power running boards ... 117
Tailgate .......................... 120
Power bed step ............. 126
Smart key system .......... 128
3-3. Adjusting the seats Front seats .................... 133
Rear seats ..................... 134
Driving position memory 137
Head restraints .............. 140
3-4. Adjusting the steering wheel and mirrors
Steering wheel............... 143
Inside rear view mirror ... 145
Digital Rear-view Mirror . 146
Outside rear view mirrors .................................... 155
1For safety and security
2
Vehicle status
information and
indicators
3Before driving

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Owners Manual_USA_M0C052_en
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1
For safety and security
For safety and security
1-1. For safe useBefore driving ................. 26
For safe driving .............. 27
Seat belts ....................... 29
SRS airbags ................... 36
Front passenger occupant classification system .... 46
Exhaust gas precautions 51
1-2. Child safety Riding with children ........ 52
Child restraint systems... 53
1-3. Emergency assistance Safety Connect .............. 68
1-4. Hybrid system Hybrid system features .. 73
Hybrid system precautions ..................................... 76
1-5. Theft deterrent system Immobilizer sys tem ........81
Alarm.............................. 82

821-5. Theft deterrent system
Owners Manual_USA_M0C052_en
■Items to check before lock-
ing the vehicle
To prevent unexpected trigger-
ing of the alarm and vehicle
theft, make sure of the following:
 Nobody is in the vehicle.
 The windows and the pan-
oramic moon roof (if
equipped) are closed before
the alarm is set.
 No valuables or other per-
sonal items are left in the
vehicle.
■Setting
Close the doors and hood, and
lock all the doors using the entry
function or wireless remote con- trol. The system will be set auto-
matically after 30 seconds.
The indicator light changes from
being on to flashing when the sys-
tem is set.
■Deactivating or stopping
Do one of the following to deac-
tivate or stop the alarms:
 Unlock the doors and tailgate
using the entry function or
wireless remote control.
 Turn the power switch to ACC
or ON, or start the hybrid sys-
tem. (The alarm will be deacti-
vated or stopped after a few
seconds.)
■System maintenance
The vehicle has a maintenance-free
type alarm system.
■Triggering of the alarm
The alarm may be triggered in the
following situations:
(Stopping the alarm deactivates the
alarm system.)
●The doors are unlocked using the
mechanical key.
Alarm
The alarm uses light and
sound to give an alert when
an intrusion is detected.
The alarm is triggered in the
following situations when
the alarm is set:
 A locked door or tailgate is
unlocked or opened in any
way other than using the
entry function or wireless
remote control. (The doors
will lock again automati-
cally.)
The hood is opened.
Setting/deactivating/stop-
ping the alarm system

831-5. Theft deterrent system
Owners Manual_USA_M0C052_en
1
For safety and security
●A person inside the vehicle opens
a door or hood, or unlocks the
vehicle.
●The 12-volt battery is recharged or
replaced when the vehicle is
locked. ( P.532)
■Alarm-operated door lock
In the following cases, depending
on the situation, th e door may auto-
matically lock to p revent improper
entry into the vehicle:
●When a person remaining in the
vehicle unlocks the door and the
alarm is activated.
●While the alarm is activated, a
person remaining in the vehicle
unlocks the door.
●When recharging or replacing the
12-volt battery.
NOTICE
■To ensure the system oper-
ates correctly
Do not modify or remove the sys-
tem. If modified or removed, the
proper operation of the system
cannot be guaranteed.

1103-1. Key information
Owners Manual_USA_M0C052_en
3-1.Key information
The following keys are provided
with the vehicle.Electronic keys
• Operating the smart key system ( P.128)
• Operating the wireless remote control function ( P. 111 )
Mechanical keys
Key number plate
■When riding in an aircraft
When bringing an electronic key
onto an aircraft, make sure you do
not press any buttons on the elec-
tronic key while inside the aircraft
cabin. If you are carrying an elec-
tronic key in your bag, etc., ensure
that the buttons are not likely to be
pressed accidentally. Pressing a
button may cause the electronic key
to emit radio waves that could inter-
fere with the oper ation of the air-
craft.
■Electronic key battery depletion
●The standard battery life is 1 to 2
years.
●If the battery becomes low, an
alarm will sound in the cabin and a
message will be s hown on the
multi-information display when the hybrid system is stopped.
●To reduce key battery depletion
when the electronic key is to not
be used for long periods of time,
set the electronic key to the bat-
tery-saving mode. (
P.129)
●As the electronic key always
receives radio waves, the battery
will become depleted even if the
electronic key is not used. The fol-
lowing symptoms indicate that the
electronic key battery may be
depleted. Replace the battery
when necessary.
• The smart key system or the wire- less remote contro l does not oper-
ate.
• The detection area becomes smaller.
• The LED indicator on the key sur- face does not turn on.
●To avoid serious deterioration, do
not leave the electronic key within
3 ft. (1 m) of the following electri-
cal appliances that produce a
magnetic field:
•TVs
• Personal computers
• Cellular phones, cordless phones and battery chargers
• Recharging cellular phones or cordless phones
• Table lamps
• Induction cookers
■Replacing the battery
 P.484
■Confirmation of the number of
registered keys
The number of keys already regis-
tered to the vehi cle can be con-
firmed. Ask your Toyota dealer for
details.
■If “A New Key has been Regis-
tered Contact Your Dealer for
Details” is shown on the multi-
information display
This message will be displayed
each time the driver’s door is
opened when the doors are
unlocked from the outside for
Keys
The keys

1113-1. Key information
Owners Manual_USA_M0C052_en
3
Before driving
approximately 10 days after a new
electronic key has been registered.
If this message is displayed but you
have not had a new electronic key
registered, ask your Toyota dealer to
check if an unknow n electronic key
(other than those in your posses-
sion) has been registered.
The electronic keys are
equipped with the following
wireless remote control:
Locks the doors and the tail-
gate ( P.113)
Unlocks the doors and the
tailgate ( P.113)
Opens the windows
*1 and the
panoramic moon roof
*1, 2
( P.113)
Opens the tailgate and
deploys power bed step
*1, 2.
( P.121, 127)
Sounds the alarm
*1: This setting must be customized at your Toyota dealer.
*2: If equipped
NOTICE
■To prevent key damage
●Do not drop the keys, subject
them to strong shocks, or bend
them.
●Do not expose the keys to high
temperatures for a long period
of time.
●Do not get the keys wet or wash
them in an ultrasonic washer,
etc.
●Do not attach metallic or mag-
netic materials to the keys or
place the keys close to such
materials.
●Do not disassemble the keys.
●Do not attach a sticker or any-
thing else to the surface of the
electronic key.
●Do not place th e keys near
objects that produce magnetic
fields, such as TVs, audio sys-
tems and induction cookers, or
medical electrical equipment,
such as low-frequency therapy
equipment.
■Carrying the electronic key
on your person
Carry the electronic key 3.9 in.
(10 cm) or more away from elec-
tric appliances that are turned on.
Radio waves emitted from electric
appliances within 3.9 in. (10 cm)
of the electronic key may interfere
with the key, causing the key to
not function properly.
■In case of a smart key system
malfunction or other key-
related problems
 P. 5 2 7
■When an electronic key is lost
 P. 5 2 6
Wireless remote control

1123-1. Key information
Owners Manual_USA_M0C052_en
■Theft deterrent panic mode
When is pressed for longer
than about one second, an alarm
will sound intermittently and the
vehicle lights will f lash to deter any
person from trying to break into or
damage your vehicle.
To stop the alarm, press any button
on the electronic key.
To take out the mechanical key,
slide the release lever and
take the key out.
The mechanical key can only be
inserted in one direction, as the key
only has grooves on one side. If the
key cannot be inserted in a lock cyl-
inder, turn it over and re-attempt to
insert it.
After using the mechanical key,
store it in the electronic key. Carry
the mechanical k ey together with
the electronic key. If the electronic
key battery is dep leted or the entry
function does not operate properly,
you will need the m echanical key.
(  P.527)
■When required to leave the
vehicle’s key wi th a parking
attendant
Remove the mechanical key for
your own use and p rovide the atten-
dant with the elec tronic key only.
■If you lose your mechanical
keys
 P.526
■If a wrong key is used
The key cylinder rotates freely, iso-
lated from the internal mechanism.Using the mechanical key

1143-2. Opening, closing and locking the doors and tailgate
Owners Manual_USA_M0C052_encontinuously, release the buttons,
wait for at least 5 seconds, and
repeat step
2.)
To prevent unintended triggering of
the alarm, unlock the doors using
the wireless remote control and
open and close a door once after
the settings have been changed. (If
a door is not opened within 60 sec-
onds after is pressed, the doors
will be locked again and the alarm
will automatically be set.)
In a case that the alarm is triggered,
immediately stop the alarm. ( P. 8 2 )
■Impact detection door lock
release system
In the event that t he vehicle is sub-
ject to a strong impact, all the doors
are unlocked. Depending on the
force of the impact or the type of
accident, however, the system may
not operate.
■Operation signals
A buzzer sounds and the emer-
gency flashers flash to indicate that
the doors have been
locked/unlocked. (Locked: once;
Unlocked: twice)
A buzzer sounds to indicate that the
windows are operating.
■Security feature
If a door is not opened within
approximately 60 s econds after the
vehicle is unlocked, the security fea-
ture automatically locks the vehicle
again.
■When the doors cannot be
locked by the lock sensor on
the upper part of the door han-
dle
If the door will not lock even when
the topside sensor area is touched,
try touching both the topside and
underside sensor areas at the same
time.
■Open door warning buzzer
If an attempt to lock the doors is
made when a door is not fully
closed, a buzzer sounds continu-
ously for 5 seconds. Fully close the
door to stop the buzzer, and lock the
vehicle once more.
■Setting the alarm
Locking the doors will set the alarm
system. ( P. 8 2 )
■Conditions affecting the opera-
tion of the smart key system or
wireless remote control
 P.130
Multi-informa-
tion display/BeepUnlocking func- tion
Exterior: Beeps 3 times
Interior: Pings once
Holding the
driver’s door
handle unlocks
only the driver’s
door.
Holding the front
passenger door
handles unlocks
all the doors and
tailgate.
Exterior: Beeps twice
Interior: Pings once
Holding either
front door handle
unlocks all the
doors and tail-
gate.