2021 TOYOTA TUNDRA alarm

597What to do if... (Troubleshooting)
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display. (P. 493)
●Did anyone inside the vehicle open a door during setting the al arm?
The sensor detects it and the alarm sounds. ( P. 95)
To stop the alarm, turn the engine switch to ACC or ON, or start the engine.
●When a warning light turns on or a warning message is displayed , refer to
P. 485, 493.
●Stop the vehicle in a safe place and replace the flat tire with the spare tire.
( P. 506)
●Try the procedure for when the vehicle becomes stuck in mud, di rt, or
snow. ( P. 532)
A warning buzzer sounds w hen leaving the vehicle
(vehicles with a smart key system)
An alarm is activated and the horn sounds
A warning light turns on or a warning message or indicator
is displayed
When a problem has occurred
If you have a flat tire
The vehicle becomes stuck

598Alphabetical index
Alphabetical index
A/C .................................... 340, 347Air conditioning filter ............. 448
Automatic air conditioning system ......... ....................... 347
Manual air conditioning system ......... ....................... 340
ABS (Anti-lock Brake
System) .................................. 320 Function ................................ 320
Warning light ......................... 486
Air conditioning filter .............. 448
Air conditioning system ............................ 340, 347
Air conditioning filter ............. 448
Automatic air conditioning system ......... ....................... 347
Manual air conditioning system ......... ....................... 340
Airbags ....................................... 40
Airbag operating conditions .... 49
Airbag precautions for your child ......................... 44
Airbag warning light .............. 485
Correct driving posture ........... 32
Curtain shield airbag operating conditions ............. 49
Curtain shield airbag precautions ........................... 45
Front passenger occupant classification syst em............. 53
General airbag precautions .... 44
Locations of airbags................ 40 Modification and disposal
of airbags ............................. 47
Side airbag operating
conditions ............................. 49
Side airbag precautions .......... 45
Side and curtain shield airbags operating
conditions ............................. 49
Side and curtain shield airbags precautions .............. 45
SRS airbags ........................... 40
Alarm Alarm ...................................... 95
Warning buzzer ............ 485, 493
Anchor brackets ........................ 63
Antennas (smart key system) ............... 138
Anti-lock Brake System (ABS) ...................................... 320
Function ................................ 320
Warning light......................... 486
Armrest..................................... 383
Assist grips .............................. 384
Audio input
*
Audio remote control switches*
AUX port*
AUTO LSD system................... 318
Automatic High Beam ............. 239
Automatic light control
system.................................... 234
Automatic transmission
Automatic transmission ........ 225
If the shift lever cannot be shifted from P ..................... 229
TOW/HAUL switch................ 228
AUX port
*
Auxiliary boxes ........................ 373
A

609Alphabetical index
Outside rear view mirror defoggers switch ........ 342, 349
Outside rear view mirror
switches.............................. 167
Personal/interior lights main switch......................... 357
Power back window
switch ................................. 176
Power door lock switch ......... 130
Power window switches ........ 172
Seat heater switches ............ 354
Seat ventilator switches ........ 354
Tilt and telescopic steering control switch ........ 162
Tire pressure warning reset
switch ................................. 428
TOW/HAUL switch ................ 228
Turn signal lights................... 232
VSC off switch ......................... 318, 323
Window lock switch............... 172
Windshield wiper de-icer switch ............. 343, 350
Windshield wipers and washer switch .............. 245 Tachometer .............................. 105
Tail lights.................................. 234
Light switch ........................... 234
Replacing light bulbs ............ 468
Wattage ................................ 550
Tailgate Removing the tailgate ........... 134
Tailgate ................................. 133
Talk switch
*
Telephone switches*
Theft deterrent system Alarm ...................................... 95
Engine immobilizer system ..... 85
Tire inflation pressure............. 442 Maintenance data ................. 548
Warning light......................... 487
Tire information ....................... 554 Glossary ............................... 559
Size....................................... 555
Tire identification number ..... 555
Uniform Tire Quality Grading .............................. 557
Tire pressure warning system.................................... 427 Initializing .............................. 428
Installing tire pressure
warning valves and
transmitters ........................ 427
Registering ID codes ............ 429
Tire pressure warning reset
switch ................................. 428
Warning light......................... 487
T
*: Refer to “NAVIGATION AND MULTIMEDIA SYSTEM OWNER
’S MANUAL”.