2022 TOYOTA TUNDRA heating

5347-2. Steps to take in an emergency
If your vehicle overheats
●The needle of the engine coolant temperature gauge ( P. 9 8 )
enters the red zone or a loss of engine power is experienced. ( For
example, the vehicle speed does not increase.)
● “High Engine Coolant Temperature” is shown on the multi-informa-
tion display. (if equipped)
● Steam comes out f rom under the hood.
Stop the vehicle in a safe place and turn off the air condition ing sys-
tem, and then stop the engine.
If you see steam:
Carefully lift the hood after the steam subsides.
If you do not see steam:
Carefully lift the hood.
After the engine has cooled
down sufficiently, inspect the
hoses and radiator core (radia-
tor) for any leaks. Radiator
Cooling fan
If a large amount of coolant leaks,
immediately contact your Toyota
dealer.
The coolant level is satisfactory
if it is between the “FULL” and
“LOW” lines on the reservoir.Reservoir
“FULL”
“LOW”
Radiator cap
The following may indicate that your vehicle is overheating:
Correction procedures
1
2
3
1
2
4
1
2
3
4

602Alphabetical index
Child safety ................................ 53Airbag precautions .................. 39
Battery precautions ............... 533
Child restraint system ............. 54
How your child should wear the seat belt ................. 32
Installing child restraints ......... 58
Moon roof precautions .......... 165
Power back window precautions ......................... 161
Power window lock switch .... 156
Power window precautions ... 158
Rear door child-protector ...... 123
Removed wireless remote control/electronic key
battery precautions ............. 453
Seat belt extender precautions ........................... 35
Seat belt precautions .............. 57
Seat heater precautions........ 351
Child-protectors....................... 123
Cleaning ........................... 402, 406 Aluminum wheels.................. 403
Exterior ................................. 402
Interior................................... 406
Seat belts .............................. 407
Clock
*
Compass .................................. 397
Condenser ................................ 425
Console box ............................. 358
Consumption screen ....... 103, 109
Cooling system ........................ 423 Capacity ................................ 547
Checking ............................... 423
Engine overheating ............... 534
Preparing and checking before winter....................... 328 Crawl Control ........................... 317
CRS ............................................. 54
Cruise control
Cruise control ....................... 279
Dynamic radar cruise control ................................ 265
Cup holders ............................. 359
Curtain shield airbags............... 37
Customizable features ............ 568
Daytime running light system.................................... 221
Deck hooks .............................. 367
Defogger Outside rear view
mirrors ........................ 340, 347
Windshield .................... 340, 347
Differential................................ 548
Dimensions .............................. 540
Dinghy towing.......................... 200
Display
Drive information .................. 103
Dynamic radar cruise control ................................ 265
LDA (Lane Departure Alert) ....... 257
Multi-information display ....... 102
Warning message................. 489
Do-it-yourself maintenance .... 415
Door lock Doors .................................... 119
Key ....................................... 119
Smart key system ................. 120
Wireless remote control ........ 119
D

604Alphabetical index
Emergency flashers ................ 472
EngineCompartment ........................ 419
Engine switch................ 201, 204
Hood ..................................... 417
How to start the engine......................... 201, 204
Identification number ............ 543
If the engine will not start ...... 526
Ignition switch (engine switch) ........... 201, 204
Immobilizer system ................. 78
Overheating .......................... 534
Engine coolant ......................... 423 Capacity ................................ 547
Checking ............................... 423
Preparing and checking before winter....................... 328
Engine coolant temperature
gauge........................................ 98
Engine immobilizer system ...... 78
Engine oil ................................. 421 Capacity ................................ 545
Checking ............................... 421
Oil level warning message .... 492
Oil pressure warning message ............................. 490
Preparing and checking
before winter....................... 328
Engine switch (ignition switch)............. 201, 204
Engine switch light (ignition switch light) ............ 353
Event data recorder (EDR) ........ 11 Flat tire ..................................... 511
Floor mats .................................. 26
Fluid
Automatic transmission ........ 549
Brake .................................... 550
Power steering...................... 550
Washer ................................. 430
Fog lights ................................. 228 Replacing light bulbs ............ 463
Switch ................................... 228
Wattage ................................ 553
Four-wheel drive system ........ 302
Front passenger occupant classification system .............. 48
Front personal lights............... 354
Front seats ............................... 139 Adjustment............................ 139
Cleaning ............................... 406
Correct driving posture ........... 28
Head restraints ..................... 145
Seat heaters ......................... 351
Front side marker lights
Light switch ........................... 219
Replacing light bulbs ............ 461
Wattage ................................ 553
Front turn signal lights Replacing light bulbs ............ 462
Turn signal lever ................... 217
Wattage ................................ 553F

608Alphabetical index
Navigation system*
Noise from under vehicle............ 8
Odometer.................................... 98
Off-road precautions ............... 332
Oil
Engine oil .............................. 545
Differential oil ........................ 548
Manual transmission oil ........ 549
Transfer oil ............................ 550
Opener Hood ..................................... 417
Outside rear view mirrors ....... 154 Adjusting and folding ............ 154
Blind spot monitor ................. 291
Outside rear view mirror defoggers ......... 340, 347
Outside temperature
display ...................................... 98
Overhead console ................... 358
Overheating.............................. 534 Parking assist sensors
(intuitive parking assist)....... 283
Parking brake........................... 218 Operation .............................. 218
Parking brake engaged
warning buzzer ................... 483
Parking brake engaged
warning message ............... 496
Parking lights........................... 219 Light switch ........................... 219
Replacing light bulbs .... 462, 468
Wattage ................................ 553
PCS
(Pre-Collision System).......... 244 Pre-collision brake assist ...... 245
Pre-collision braking ............. 245
Pre-collision warning ............ 245
Warning light......................... 484
Personal lights......................... 354
Wattage ................................ 553
Power back window ................ 160
Power mode switch ................. 211
Power outlets ................... 375, 376
Power steering fluid ................ 426
Power windows ....................... 156 Jam protection function ........ 157
Operation .............................. 156
Power back window switch ................................. 160
Window lock switch .............. 156
Pre-Collision System (PCS).... 244
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