2022 TOYOTA AVALON cooling

4927-2. Steps to take in an emergency
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 (radia-
tor) for any leaks. Radiator
Cooling fan
If a large amount of coolant leaks,
immediately contact your Toyota
dealer.
If your vehicle overheats
The following may indicate that your vehicle is overheating.
● The needle of the engine c oolant temperature gauge (P. 90)
enters the red zone or a loss of engine power is experienced. ( For
example, the vehicle s peed does not increase.)
● “Engine Coolant Temp High Stop in a Safe Place See Owner’s
Manual” is shown on the mult i-information display.
● Steam comes out from under the hood.
Correction procedures
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2
3
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2

4947-2. Steps to take in an emergency
Start the engine and turn the air conditioning system on to check
that the radiator cooling fan operates and to check for coolant leaks
from the radiator or hoses.
The fan operates when the air conditioning system is turned on immedi-
ately after a cold start. Confirm that the fan is operating by checking the fan
sound and air flow. If it is difficult to check these, turn the air conditioning
system on and off repeatedly. (The fan may not operate in freezing tem-
peratures.)
If the fan is not operating:
Stop the engine immediately and contact your Toyota dealer.
If the fan is operating:
Have the vehicle inspected at the neare st Toyota dealer.
WARNING
■To prevent an accident or injury when inspecting under the hood of
your vehicle
Observe the following precautions.
Failure to do so may result in serious injury such as burns.
● If steam is seen coming from under the hood, do not open the ho od until
the steam has subsided. The engine compartment may be very hot.
● Keep hands and clothing (especially a tie, a scarf or a muffler) away from
the fan and belts. Failure to do so may cause the hands or clothing to be
caught, resulting in serious injury.
● Do not loosen the radiator cap and the coolant reservoir cap while the
engine and radiator are hot.
High temperature steam or coolant could spray out.
NOTICE
■When adding engine coolant
Wait until the engine has cooled down before adding engine cool ant.
When adding coolant, do so slowly. Adding cool coolant to a hot engine too
quickly can cause damage to the engine.
■ To prevent damage to the cooling system
Observe the following precautions:
● Avoid contaminating the coolant with foreign matter (such as sa nd or dust
etc.).
● Do not use any coolant additives.
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7

5038-1. Specifications
8
Vehicle specifications
How to read oil container label:
The International Lubricant
Specification Advisory Commit-
tee (ILSAC) Certification Mark
is added to some oil containers
to help you select the oil you
should use.
Cooling system
Capacity
(Reference)
2.5 L 4-cylinder (A25A-FKS) engine
7.3 qt. (6.9 L, 6.1 Imp. qt.)
3.5 L V6 (2GR-FKS) engine
9.1 qt. (8.6 L, 7.6 Imp. qt.)
Coolant type Use either of the following:
• “Toyota Super Long Life Coolant”
• Similar high-quality ethylene glycol-based
non-silicate, non-amine, non-nitrite, and
non-borate coolant with long-life hybrid
organic acid technology
Do not use plain water alone.
Ignition system
Spark plug
Make2.5 L 4-cylinder (A25A-FKS) engine
DENSO FC16HR-Q8
3.5 L V6 (2GR-FKS) engine
DENSO FK20HBR8
Gap0.031 in. (0.8 mm)
NOTICE
■ Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust spark plug g ap.

557Alphabetical index
Child safety ................................ 55Airbag precautions .................. 39
Battery precautions ....... 412, 491
Child restraint system ............. 56
How your child should wear the seat belt .......................... 32
Installing child restraints ......... 60
Moon roof precautions .......... 169
Power window lock switch .... 162
Power window precautions ... 165
Rear door child-protectors .... 130
Removed electronic key battery precautions ............. 436
Seat belt extender precautions ........................... 35
Seat belt precautions .............. 34
Seat heater precautions........ 349
Trunk precautions ................. 135
Child-protectors....................... 130
Cleaning ........................... 386, 389
Exterior ................................. 386
Interior................................... 389
Seat belts .............................. 390
Wheels and wheel ornaments .......................... 387 Coat hooks ............................... 376
Condenser................................ 409
Connected Services
*
Console box ............................. 356
Consumption
screen .............................. 97, 118
Coolant
Capacity................................ 503
Checking............................... 408
Preparing and checking before winter ...................... 336
Cooling system........................ 408 Engine overheating............... 492
Cornering lights....................... 205
Cruise control Dynamic radar cruise control
with full-speed range .......... 263
Cup holders ............................. 358
Curtain shield airbags............... 37
Customizable features ............ 525
Customized mode ................... 324
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.