2020 TOYOTA TUNDRA Owners Manual (in English)

593What to do if... (Troubleshooting)
●Is the shift lever in P? (P. 217)
●Is the battery discharged? ( P. 523)
●Did you press the engine switch while firmly depressing the bra ke pedal?
( P. 219)
●Is the shift lever in P? ( P. 222)
●Is the electronic key anywhere detectable inside the vehicle? ( P. 139)
●Is the steering wheel unlocked? (P. 222)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. ( P. 521)
●Is the battery discharged? (P. 523)
●Is the engine switch in ON?
If you cannot release the shift lever by depressing the brake p edal with the
engine switch in ON. ( P. 229)
If you think something is wrong
The engine does not start
(vehicles without a smart key system)
The engine does not start
(vehicles with a smart key system)
The shift lever cannot be shifted from P even if you depress
the brake pedal

594What to do if... (Troubleshooting)
●Vehicles without a smart key system:
It is locked to prevent theft of the vehicle if the key is removed from the
engine switch. ( P. 218)
●Vehicles with a smart key system:
It is locked automatically to prevent theft of the vehicle. ( P. 222)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be oper-
ated if the window lock switch is pressed. ( P. 172)
●The auto power off function will be operated if the vehicle is left in ACC or
ON (the engine is not running) for a period of time. ( P. 221)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (P. 484)
●The parking brake indicator is on
Is the parking brake released? ( P. 233)
Depending on the situation, other types of warning buzzer may also sound.
( P. 483, 491)
The steering wheel cannot be turned after the engine is
stopped
The windows do not open or close by operating the power
window switches
The engine switch is tur ned off automatically
(vehicles with a smart key system)
A warning buzzer sounds during driving

595What to do if... (Troubleshooting)
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display. (P. 491)
●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. 483, 491.
●Stop the vehicle in a safe place and replace the flat tire with the spare tire.
( P. 504)
●Try the procedure for when the vehicle becomes stuck in mud, di rt, or
snow. ( P. 530)
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

596Alphabetical index
Alphabetical index
A/C .................................... 340, 347Air conditioning filter ............. 446
Automatic air conditioning system ......... ....................... 347
Manual air conditioning system ......... ....................... 340
ABS (Anti-lock Brake
System) .................................. 320 Function ................................ 320
Warning light ......................... 484
Air conditioning filter .............. 446
Air conditioning system ............................ 340, 347
Air conditioning filter ............. 446
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 .............. 483
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 ............ 483, 491
Anchor brackets ........................ 63
Antennas
(smart key system) ............... 138
Anti-lock Brake System
(ABS) ...................................... 320 Function ................................ 320
Warning light......................... 484
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
Back window
Back window......................... 175
Power back window .............. 176
Back-up lights Replacing light bulbs ............ 466
Wattage ................................ 548
Battery ...................................... 422 If the vehicle battery is discharged.......................... 523
Preparing and checking before winter ...................... 331
Warning light......................... 483
A
B

597Alphabetical index
Blind Spot Monitor (BSM) ....... 305
Bluetooth®*
Bottle holders .......................... 372
BrakeFluid ...................................... 420
Parking brake........................ 233
Warning buzzer..................... 483
Warning light ......................... 483
Brake assist ............................. 320
Brake Override System ........... 185
Break-in tips ............................. 186
Brightness control Instrument panel light
control................................. 107
BSM (Blind Spot Monitor) ....... 305 Blind Spot Monitor
function ............................... 309
Rear Cross Traffic Alert function ............................... 312
Camper information ................ 586
Card holder .............................. 364
Care................................... 400, 403 Aluminum wheels.................. 401
Exterior ................................. 400
Interior................................... 403
Seat belts .............................. 404
Cargo capacity ......................... 195
Cargo lamp Light switch ........................... 359
Replacing light bulbs............. 468
Wattage ................................ 548
CD player
*
Certification label ............ 200, 539
Chains....................................... 332
Child restraint system ............... 59
Booster seats, definition ......... 60
Booster seats, installation ....... 69
Convertible seats, definition.... 60 Convertible seats,
installation ............................ 68
Front passenger occupant
classification syst em ............ 53
Infant seats, definition............. 60
Infant seats, installation .......... 67
Installing CRS with LATCH anchors ............ 65
Installing CRS with seat belts...................................... 67
Installing CRS with top tether strap........ 70, 73
Child safety ................................ 58
Airbag precautions.................. 44
Battery precautions............... 525
Child restraint system ............. 59
How your child should wear the seat belt ................. 36
Installing child restraints ......... 63
Moon roof precautions .......... 182
Power back window precautions......................... 178
Power window lock switch .... 172
Power window precautions ... 174
Rear door child-protector ...... 131
Removed wireless remote control battery
precautions......................... 451
Seat belt extender precautions........................... 39
Seat belt precautions .............. 62
Seat heater precautions ....... 355
Child-protectors ...................... 131
Cleaning ........................... 400, 403 Aluminum wheels ................. 401
Exterior ................................. 400
Interior .................................. 403
Seat belts.............................. 404
Clock
*
Compass .................................. 394
C
*: Refer to “NAVIGATION AND MULTIMEDIA SYSTEM OWNER
’S MANUAL”.

598Alphabetical index
Condenser ................................ 420
Console box ............................. 363
Coolant ..................................... 418Capacity ................................ 543
Checking ............................... 418
Preparing and checking before winter....................... 331
Cooling system ........................ 418 Engine overheating ............... 527
CRS ............................................. 59
Cruise control
Cruise control........................ 294
Dynamic radar cruise control ...................... 280
Cup holders.............................. 370
Curtain shield airbags ............... 41
Customizable features ............ 562
Daytime running light system .................................... 237
Deck hooks .............................. 377
Defogger
Back window ................. 342, 349
Outside rear view mirrors ........................ 342, 349
Windshield .................... 342, 349
Differential ................................ 544
Dimensions .............................. 534
Dinghy towing .......................... 216
Display
Drive information................... 111
Dynamic radar cruise control ...................... 280
LDA (Lane Departure Alert)........ 272
Multi-information display ....... 110
Trip information ..................... 110
Warning message ................. 491
Do-it-yourself maintenance .... 412 Door lock .................................. 127
Doors .................................... 127
Key ....................................... 127
Smart key system ................. 128
Wireless remote control ........ 128
Doors ........................................ 127 Automatic door locking
and unlocking system......... 132
Door glasses......................... 172
Door lock .............................. 130
Open door warning message............................. 492
Outside rear view mirrors ..... 167
Rear door child-protector ...... 131
Side doors ............................ 127
Driver’s seat position
memory .................................. 152
Drive-Start Control .................. 185
Driving ...................................... 184 Break-in tips.......................... 186
Correct driving posture ........... 32
Driving assist system ............ 320
Procedures ........................... 184
Winter drive tips .................... 331
Dynamic radar
cruise control ........................ 280 Constant speed control mode ...................... 285
Vehicle-to-vehicle distance control mode ........ 287
EDR (Event data recorder)........ 11
Emergency, in case of If the engine will not start ...... 519
If the vehicle is trappedin rising water ..................... 475
If the vehicle has discharged battery ................................ 523
If the warning buzzer
sounds................................ 483
If the warning light turns on ....................................... 483
D
E

599Alphabetical index
If the warning message is displayed......................... 491
If you have a flat tire ............. 504
If you lose your keys ............. 123
If you think something
is wrong .............................. 481
If your vehicle becomes
stuck ................................... 530
If your vehicle has to be stopped in an emergency ... 473
If your vehicle needs to be towed ......................... 476
If your vehicle overheats ....... 527
Emergency flashers ................ 472
Engine “ACC” position ...................... 217
Compartment ........................ 415
Engine switch........................ 217
Hood ..................................... 414
How to start the engine ......... 217
Identification number ............ 539
If the engine will not start ...... 519
Ignition switch
(engine switch) ................... 217
Immobilizer system ................. 85
Overheating .......................... 527
Engine coolant ......................... 418 Capacity ................................ 543
Checking ............................... 418
Preparing and checking before winter....................... 331
Engine coolant temperature gauge...................................... 105
Engine immobilizer system ...... 85
Engine oil ................................. 416
Capacity ................................ 541
Checking ............................... 416
Preparing and checking before winter....................... 331
Engine oil maintenance
data ......................................... 407
Engine switch (ignition switch)..................... 217 Engine switch light
(ignition switch light) ............ 357
Event data recorder (EDR)........ 11
Flat tire ..................................... 504
Floor mats .................................. 30
Fluid
Automatic transmission ........ 544
Brake .................................... 545
Washer ................................. 425
Fog lights ................................. 244 Replacing light bulbs ............ 464
Switch ................................... 244
Wattage ................................ 548
Foot well light .......................... 357
Four-wheel drive system ........ 315
Front passenger occupant classification system .............. 53
Front personal lights............... 358
Front seats ............................... 147 Adjustment............................ 147
Cleaning ............................... 403
Correct driving posture ........... 32
Driving position memory ....... 152
Head restraints ..................... 157
Power easy access system .......... ...................... 152
Seat heaters ......................... 354
Seat position memory ........... 152
Seat ventilators ..................... 354
Front side marker lights Light switch ........................... 234
Replacing light bulbs ............ 462
Wattage ................................ 548
Front turn signal lights Replacing light bulbs ............ 461
Turn signal lever ................... 232
Wattage ................................ 548
F

600Alphabetical index
Fuel ........................................... 540Capacity ................................ 540
Fuel gauge ............................ 105
Fuel pump shut off system.... 482
Gas station information ......... 608
Information ............................ 549
Refueling............................... 248
Type .............................. 248, 540
Warning light ......................... 484
Warning message ................. 493
Fuel consumption Average fuel consumption ....................... 117
Current fuel consumption...... 117
Fuel filler door.......................... 250
Fuel pump shut off system ..... 482
Fuses ........................................ 452
Garage door opener ................ 385
Gas station information .......... 608
Gauges ..................................... 105
Glove box ................................. 362
Hands-free system (for cellular phone)
*
Head restraints ........................ 157
Headlights ................................ 234 Automatic High Beam ........... 239
Light switch ........................... 234
Replacing light bulbs............. 457
Wattage ................................ 548
Heaters
Automatic air conditioning system ......... ....................... 347
Manual air conditioning
system ......... ....................... 340
Outside rear view mirrors ........................ 342, 349
Seat heaters ......................... 354 High mounted stoplight
Replacing.............................. 468
Wattage ................................ 548
Hood ......................................... 414
Hooks Deck hooks ........................... 377
Retaining hooks (floor mat) .... 30
Horn .......................................... 162
I/M test ...................................... 411
Identification Engine .................................. 539
Tire ....................................... 553
Vehicle .................................. 539
Ignition switch
(engine switch) ...................... 217
Ignition switch light (engine switch light) ............. 357
Illuminated entry system ........ 359
Immobilizer system ................... 85
Indicators ................................. 102
Initialization Maintenance ......................... 407
Moon roof ............................. 181
Tire pressure warning system .... .............. 428
Inside rear view mirror ............ 164
Instrument panel light
control .................................... 107
Interior lights ........................... 357
Personal lights ...................... 358
Switches ............................... 357
Wattage ................................ 548
Intuitive parking assist ........... 298 Function ................................ 298
Warning message......... 492, 493
G
H
I