2016 TOYOTA TUNDRA engine overheat

2324-5. Using the driving support systems
If the rear wheels spin, the slip
indicator flashes to indicate that
the AUTO LSD system has con-
trolled the spinning of the rear
wheels.
■If the engine is turned off and restarted
The AUTO LSD system and the indicators are automatically turned off.
■ If the brake system overheats
The AUTO LSD system will cease operation, and the slip indicator will
change from flashing to being on continuously to alert the driver. Stop the
vehicle in a safe place. (There is no problem with continuing normal driving.)
The system will be automatically restored after a short time.
When the AUTO LSD system is operating
CAUTION
■To avoid an accident
● Do not use the AUTO LSD system in conditions other than the above.
A much greater steering effort and more careful cornering control will be
required.
● Do not drive with the AUTO LSD system continuously turned on.

3596-1. Using the air conditioning system
6
Interior features
■Seat ventilators
Blows air from the seat Hi
Mid
Lo
Off
The level indicator lights come on.
Pressing the button changes
modes in the following:
HiMid LoOff
■The seat heaters/seat ventilators can be used when
The engine switch is in the “ON” position.
■ Passenger seat ventilator timer ( vehicles with seat ventilators)
● The ventilator operates on for 5 minutes after the button is pressed.
● When the passenger is not detected, the automatically turns off the ventila-
tor after 5 minutes.
■ When not in use
Turn the seat heaters or seat ventilators off by pressing the button. The indi-
cator light turns off.
1
2
3
4
CAUTION
■Burns
● Use caution when seating the following persons in a seat with the seat
heater on to avoid the possibility of burns:
• Babies, small children, the elderly, the sick and the physically chal-
lenged
• Persons with sensitive skin
• Persons who are fatigued
• Persons who have taken alcohol or drugs that induce sleep (sleeping drugs, cold remedies, etc.)
● Do not cover the seat with anything when using the seat heater.
Using the seat heater with a blanket or cushion increases the temperature
of the seat and may lead to overheating.
● Do not use seat heater more than necessary. Doing so may cause minor
burns or overheating.

463
8When trouble arises
8-1. Essential informationEmergency flashers .......... 464
If your vehicle has to be stopped in
an emergency ................. 465 8-2. Steps to take in an emergency
If your vehicle needs to be towed ......................... 466
If you think something is wrong .............................. 471
Fuel pump shut off system ............................ 472
If a warning light turns on or a warning buzzer
sounds ............................ 473
If a warning message is displayed......................... 480
If you have a flat tire.......... 484
If the engine will not start ................................. 499
If the shift lever cannot be shifted from P............. 500
If the vehicle battery is discharged ...................... 502
If your vehicle overheats ... 505
If the vehicle becomes stuck ............................... 507

505
8
When trouble arises
8-2. Steps to take in an emergency
If your vehicle overheats
●The needle of the engine coolant temperature gauge ( P. 8 8 )
enters the red zone or a loss of engine power is experienced. (For
example, the vehicle sp eed does not increase.)
● “ENGINE COOLANT OVERTEMP” is shown on the multi-informa-
tion display.
● Steam comes out from under the hood.
Stop the vehicle in a safe place and turn off the air conditioning 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 sufficient ly, 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
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2
3
1
2
4
1
2
3
4

575Alphabetical index
Camper information ................ 562
Card holder .............................. 368
Care................................... 400, 402Aluminum wheels.................. 400
Exterior ................................. 400
Interior................................... 402
Seat belts .............................. 403
Cargo capacity ......................... 156
Cargo lamp Light switch ........................... 363
Replacing light bulbs............. 459
Wattage ................................ 528
CD player .................................. 273
Certification label ............ 161, 519
Chains....................................... 244
Child restraint system ............... 56
Booster seats, definition ......... 57
Booster seats, installation ....... 67
Convertible seats, definition.... 57
Convertible seats, installation ...................... 65, 66
Front passenger occupant
classification syst em............. 50
Infant seats, definition ............. 57
Infant seats, installation .......... 65
Installing CRS with LATCH anchors ............ 63
Installing CRS with seat
belts ...................................... 65
Installing CRS with top tether strap .............. 68
Child safety ................................ 55 Airbag precautions .................. 42
Battery precautions ............... 504
Child restraint system ............. 56 How your child should
wear the seat belt ................. 34
Installing child restraints ......... 60
Moon roof precautions .......... 143
Power back window
precautions......................... 140
Power window lock switch .... 134
Power window precautions ... 136
Rear door child-protector ...... 104
Removed wireless remote
control battery
precautions......................... 442
Seat belt extender
precautions........................... 37
Seat belt precautions .............. 59
Seat heater precautions ....... 359
Child-protectors ...................... 104
Cleaning ........................... 400, 402 Aluminum wheels ................. 400
Exterior ................................. 400
Interior .................................. 402
Seat belts.............................. 403
Clock......................................... 383
Compass .................................. 395
Condenser................................ 419
Console box ............................. 367
Consumption screen................. 91
Coolant ..................................... 417 Capacity................................ 523
Checking............................... 417
Preparing and checking before winter ...................... 243
Cooling system........................ 417 Engine overheating............... 505
CRS ............................................. 56
Cruise control .......................... 202
Cup holders ............................. 374
Curtain shield airbags............... 39
Customizable features ............ 543
C

576Alphabetical index
Daytime running light system .................................... 193
Deck hooks .............................. 381
Defogger Back window ................. 346, 353
Outside rear view mirrors ........................ 346, 353
Windshield .................... 346, 353
Differential ................................ 524
Dimensions .............................. 510
Dinghy towing .......................... 181
Display Multi-information display ......... 90
Trip information ....................... 91
Warning message ................. 480
Do-it-yourself maintenance .... 411
Doors ........................................ 100
Automatic door locking and unlocking system ......... 104
Door glasses ......................... 134
Door lock............................... 103
Open door warning light........ 474
Open door warning message ............................. 481
Outside rear view mirrors...... 130
Rear door child-protector ...... 104
Side doors............................. 100
Driver’s seat position
memory .................................. 116
Driving ...................................... 146 Break-in tips .......................... 147
Correct driving posture ........... 30
Driving assist system ............ 233
Procedures ........................... 146
Winter drive tips .................... 243 EDR (Event data recorder)........ 10
Emergency, in case of
If the engine will not start ...... 499
If the shift lever cannot be shifted from P .... 500
If the vehicle has discharged battery ................................ 502
If the warning buzzer sounds................................ 473
If the warning light turns
on ....................................... 473
If the warning message is displayed ........................ 480
If you have a flat tire ............. 484
If you lose your keys ............... 98
If you think something is wrong .............................. 471
If your vehicle becomes stuck ................................... 507
If your vehicle has to be stopped in an emergency ... 465
If your vehicle needs
to be towed......................... 466
If your vehicle overheats....... 505
Emergency flashers ................ 464
Engine
“ACC” position ...................... 182
Compartment ........................ 414
Engine switch ....................... 182
Hood ..................................... 413
How to start the engine......... 182
Identification number ............ 519
If the engine will not start ...... 499
Ignition switch (engine switch) ................... 182
Immobilizer system .. ............... 78
Overheating .......................... 505
DE

581Alphabetical index
Noise from under vehicle............ 8
Odometer.................................... 90
Off-road precautions ............... 247
Oil Engine oil .............................. 521
Differential oil ........................ 524
Transfer oil ............................ 525
Opener
Hood ..................................... 413
Outer foot lights Location ................................ 361
Replacing light bulbs............. 459
Wattage ................................ 528
Outside rear view mirrors ....... 130
Adjusting and folding ............ 130
Blind spot monitor ................. 220
Mirror position memory ......... 116
Outside rear view mirror defoggers ......... 346, 353
Outside temperature
display .................................... 384
Overhead console ................... 373
Overheating.............................. 505 Parking assist sensors
(intuitive parking assist)....... 205
Parking brake........................... 190 Operation .............................. 190
Parking brake engaged
warning buzzer ................... 473
Parking brake engaged
warning message ............... 481
Parking lights........................... 191 Light switch ........................... 191
Replacing light bulbs .... 451, 459
Wattage ................................ 528
Pen holder ................................ 371
Personal lights......................... 362
Light switch ........................... 362
Wattage ................................ 528
Power back window ................ 138
Power easy access system .... 116
Power outlets ........................... 385
Power steering fluid ................ 420
Power windows ....................... 134 Jam protection function ........ 135
Operation .............................. 134
Window lock switch .............. 134
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