2021 TOYOTA LAND CRUISER engine overheat

LC200_OM_OM60T03U_(U)
3074-5. Using the driving support systems
4
Driving
■Automatic system cancelation
Crawl Control
In the following situations, the buzzer will sound intermittently and Crawl Con-
trol will be canceled automatically. In this event, the Crawl C ontrol indicator
will flash and then go off, the Turn Assist indicator will go off (if the Turn Assist
function is in use), and a message stating that Crawl Control h as been turned
off will be displayed on the multi-information display for seve ral seconds.
● When the shift lever is moved to P or N.
● When the four-wheel drive control switch is in H4.
● When the driver’s door is opened.
Turn Assist function
When the center differential is locked, the buzzer will sound i ntermittently and
the Turn Assist function will be canceled automatically. In thi s event, the Turn
Assist indicator will go off, and a message stating that the Tu rn Assist function
has been turned off will be displayed on the multi-information display for sev-
eral seconds.
■ Function limitations
Crawl Control
● In the following situations, brake control can be used to drive downhill at a
constant speed. However, engine control is not available when d riving uphill
at a constant speed.
• When switched to second start mode.
● In the following situation, engine control and brake control wi ll stop tempo-
rarily. In this event, the Crawl Control indicator will flash.
• When the vehicle speed exceeds approximately 15 mph (25 km/h).
Turn Assist function
In the following situations, the Turn Assist function will stop temporarily. In this
event, the Turn Assist indicator will flash.
● When the vehicle speed exceeds approximately 6 mph (10km/h).
● When the shift lever is moved to R.
■ When the Crawl Control system is operated continuously
● If Crawl Control is used continuously for a long time, the buzz er will sound, a
malfunction notification will be displayed on the multi-informa tion display,
the Crawl Control indicator will go off, and Crawl Control will be temporarily
inoperable as a result of the brake system overheating. In this event, stop
the vehicle immediately in a safe place, and allow the brake sy stem to cool
down sufficiently until the TRAC OFF indicator goes off. (In th e meantime,
normal driving is possible.)
● If Crawl Control is used continuously for a long time, the buzz er will sound,
the system will be temporarily canceled, and a malfunction noti fication will
be displayed on the multi-information display as a result of th e automatic
transmission system overheating. Stop the vehicle in a safe pla ce until the
display goes off.

380
LC200_OM_OM60T03U_(U)
4-5. Using the driving support systems
■Automatic reactivation of Active TRAC, VSC and Trailer Sway Con trol
Turning the engine switch off after turning off the Active TRAC and VSC sys-
tems will automatically re-enable them.
■ Automatic Active TRAC reactivation
If only the Active TRAC system is turned off, the Active TRAC s ystem will turn
on when vehicle speed increases.
■ Automatic Active TRAC, VSC and T railer Sway Control reactivation
If the Active TRAC, VSC and Trailer Sway Control are turned off, the systems
will not turn on even when vehicle speed increases.
■ If the brake system overheats
The brake system may overheat. In this case, a buzzer will soun d, and the
TRAC OFF indicator will flash, and Active TRAC and hill-start a ssist control
will be temporarily inoperable. In this event, stop the vehicle immediately in a
safe place, and allow the brake system to cool down sufficientl y until the
TRAC OFF indicator go off. (There is no problem with continuing normal driv-
ing.)
■ Sounds and vibrations caused by the Multi Terrain ABS, brake assist,
Active TRAC, VSC, Trailer Sway Control, hill-start assist contr ol and
VGRS
● A sound may be heard from the engine compartment when the engin e is
started or just after the vehicle begins to move. This sound do es not indicate
that a malfunction has occurred in any of these systems.
● Any of the following conditions may occur when the above system s are
operating. None of these indicates that a malfunction has occur red.
• Vibrations may be felt through the vehicle body and steering.
• A motor sound may be heard after the vehicle comes to a stop.
• The brake pedal may pulsate slightly after the Multi Terrain ABS is acti- vated.
• The brake pedal may move down slightly after the Multi Terrain ABS is
activated.
■ Hill-start assist control is operational when
●The shift lever is in D or S.
● The brake pedal is not depressed.
■ VGRS is disabled in the following situations
●During stopping or the steering wheel has been moved for a long time while
driving at lower speeds.
● After the engine is restarted at less than -22 F (-30 C).
● If you disconnect the battery with the steering wheel turned, the center posi-
tion of the steering wheel could be slightly and temporary hanged. To initial-
ize the VGRS, drive for a short while.

410
LC200_OM_OM60T03U_(U)
5-1. Using the air conditioning system and defogger
Heated steering wheel/seat heaters/seat
ventilator s
: If equipped
Heated steering wheel and seat heaters heat the side grips of t he
steering wheel and seats. Seat ventilators maintain good airflo w
by blowing air from the seats.
WARNING
● Care should be taken to prevent injury if anyone in the following categories
comes in contact with the steering wheel and seats when the hea ter is on:
• Babies, small children, the elderly, the sick and the physical ly chal-
lenged
• Persons with sensitive skin
• Persons who are fatigued
• Persons who have taken alcohol or drugs that induce sleep (sle eping
drugs, cold remedies, etc.)
● Observe the following precautions to prevent the minor burns or overheat-
ing:
• Do not cover the seat with a blanket or cushion when using the seat
heater.
• Do not use seat heater more than necessary.
NOTICE
● Do not put heavy objects that have an uneven surface on the sea t and do
not stick sharp objects (needles, nails, etc.) into the seat.
● To prevent battery discharge, do not use the functions when the engine is
not running.

519
LC200_OM_OM60T03U_(U)
7When trouble arises
7-1. Essential informationEmergency flashers .......... 520
If your vehicle has to be stopped in
an emergency ................. 521
If the vehicle is trapped in rising water.................. 522
7-2. Steps to take in an emergency
If your vehicle needs to be towed ..................... 523
If you think something is wrong .............................. 528
Fuel pump shut off system ............................ 529
If a warning light turns on or a warning buzzer
sounds ............................ 530
If a warning message is displayed......................... 539
If you have a flat tire.......... 544
If the engine will not start ................................. 558
If the electronic key does not operate properly ........ 560
If the vehicle battery is discharged ...................... 563
If your vehicle overheats ... 566
If the vehicle becomes stuck ............................... 569

566
LC200_OM_OM60T03U_(U)
7-2. Steps to take in an emergency
If your vehicle overheats
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 sufficiently, inspect the hoses and
radiator core (radiat or) for any leaks.
Radiator
Cooling fans
If a large amount of coolant
leaks, immediately contact your
Toyota dealer.
The following may indicate that your vehicle is overheating.
● The needle of the engine c oolant temperature gauge (P. 97)
enters the red zone or a loss of engine power is experienced. ( For
example, the vehicle s peed does not increase.)
● Steam is coming from under the hood.
Correction procedures
1
2
3
1
2

617Alphabetical index
LC200_OM_OM60T03U_(U)
Child safety ................................ 59Airbag precautions .................. 43
Back door precautions .......... 132
Battery precautions ....... 479, 565
Child-protectors .................... 121
Child restraint system ............. 60
How your child should wear the seat belt ................. 36
Installing child restraints ... 66, 72
Moon roof precautions .......... 176
Power window lock switch .... 169
Power window precautions ......................... 172
Rear door child-protectors .... 121
Removed key battery
precautions ......................... 500
Seat belt extender
precautions ........................... 39
Seat belt precautions .............. 38
Seat heater precautions........ 410
Child-protectors....................... 121
Cleaning ........................... 452, 456 Aluminum wheels.................. 452
Exterior ................................. 452
Interior................................... 456
Radar sensor ........................ 366
Seat belts .............................. 457
Clock ......................................... 431
Coat hooks ............................... 442
Compass .................................. 101
Condenser ................................ 475
Console box ............................. 419
Coolant Capacity ................................ 576
Checking ............................... 474
Preparing and checking before winter....................... 389
Cool box ................................... 428
Cooling system ........................ 474 Engine overheating ............... 566 Crawl Control ........................... 304
Cruise control
Cruise control ....................... 289
Dynamic radar cruise control ................................ 276
Cup holders ............................. 421
Curtain shield airbags............... 40
Customizable features ............ 594
Daytime running light system.................................... 228
Defogger Outside rear view
mirrors ................................ 400
Rear window ......................... 400
Windshield ............................ 399
Differential................................ 577
Dimension ................................ 572
Dinghy towing.......................... 210
Display Drive information .................. 104
Dynamic radar cruise control ................................ 276
Fuel consumption information ......................... 110
Intuitive parking assist .......... 293
LDA (Lane Departure
Alert)................................... 271
Multi-information display ....... 101
Warning messages ............... 539
D
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

618Alphabetical index
LC200_OM_OM60T03U_(U)
Do-it-yourself maintenance .... 466
Door courtesy lightsLocation ................................ 414
Doors Automatic door locking and
unlocking system ................ 122
Back door.............................. 126
Door glasses ......................... 169
Door lock............................... 118
Open door warning buzzer ... 532
Open door warning light........ 532
Outside rear view mirrors...... 165
Rear door child-protectors .... 121
Side doors............................. 118
Drive information ..................... 104
Driver’s seat belt reminder light......................................... 532
Driver’s seat position memory .................................. 154
Driving ...................................... 178
Break-in tips .......................... 179
Correct posture ....................... 30
Driving in the rain .................. 179
Off-road precautions ............. 384
Procedures ........................... 178
Winter drive tips .................... 389
Driving position memory ........ 154
Driving position memory ....... 154
Memory recall function.......... 155
Dynamic radar cruise
control .................................... 276 Function ................................ 276 Eco Driving Indicator .............. 108
EDR (Event data recorder)........ 10
Electronic key .......................... 114
Battery-saving function ......... 140
If the electronic key does not operate properly ........... 560
Replacing the battery............ 499
Emergency, in case of
If a warning buzzer sounds................................ 530
If a warning light
turns on .............................. 530
If a warning message is displayed ........................ 539
If the electronic key does not operate properly ........... 560
If the engine will not start ...... 558
If the vehicle has
discharged battery.............. 563
If the vehicle is trapped in
rising water ......................... 522
If you have a flat tire ............. 544
If you lose your keys ..... 115, 117
If you think something is wrong ................................. 528
If your vehicle becomes stuck ................................... 569
If your vehicle has to be stopped in an
emergency ......................... 521
If your vehicle needs to be towed.................................. 523
If your vehicle overheats....... 566E

619Alphabetical index
LC200_OM_OM60T03U_(U)
Emergency flashers ................ 520
EngineAccessory mode ................... 213
Air cleaner............................. 467
Compartment ........................ 469
Engine switch........................ 211
Exhaust gas precautions ........ 58
Hood ..................................... 468
How to start the engine ......... 211
Identification number ............ 573
If the engine will not start ...... 558
If your vehicle has to be stopped in an
emergency.......................... 521
Ignition switch (engine switch) ................... 211
Overheating .......................... 566
Engine compartment cover .... 470
Engine coolant ......................... 474 Capacity ................................ 576
Checking ............................... 474
Preparing and checking before winter....................... 389
Engine coolant temperature gauge........................................ 97
Engine immobilizer system ...... 85
Engine oil ................................. 471 Capacity ................................ 574
Checking ............................... 471
Preparing and checking before winter....................... 389
Engine switch (ignition switch)..................... 211
Engine switch light (ignition switch light) ............ 414
Event data recorder (EDR) ........ 10
Exhaust gas precautions .......... 58 First-aid kit holder ................... 426
Flat tire ..................................... 544
Floor mats .................................. 28
Fluid
Automatic transmission ........ 577
Brake .................................... 578
Steering ................................ 578
Washer ................................. 481
Fog lights ................................. 235 Replacing light bulbs ............ 516
Switch ................................... 235
Four-wheel drive system Center differential lock/unlock ......................... 301
Four-wheel drive control switch ................................. 300
Warning light......................... 534
Front automatic air conditioning system ............. 394
Front doors .............................. 118F