Page 457 of 530

4557-2. Steps to take in an emergency
7
When trouble arises
4RUNNER (U)_(OM35A83U)
●The needle of the engine coolant temperature gauge ( P. 8 1 )
enters the red zone or a loss of engine power is experienced.
(For example, the vehicle speed does not increase.)
● 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 “F” and “L”
lines on the reservoir.
Reservoir
“F” line
“L” line
Radiator cap
If your vehicle overheats
The following may indicate that your vehicle is overheating:
Correction procedures
1
2
3
1
2
4
1
2
3
4
Page 458 of 530

4567-2. Steps to take in an emergency
4RUNNER (U)_(OM35A83U)
Add engine coolant if neces-
sary. (P. 358)
Water can be used in an emer-
gency if engine coolant is unavail-
able.
Start the engine and check that the radiator cooling fan operate and
to check for coolant leaks fr om the radiator or hoses.
If the fan are not operating:
Stop the engine immediately and contact your Toyota dealer.
If the fan are operating:
Have the vehicle in spected at the nearest Toyota dealer.
5
CAUTION
■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 hood 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 fans and belts.
6
7
●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.
Page 459 of 530
4577-2. Steps to take in an emergency
7
When trouble arises
4RUNNER (U)_(OM35A83U)
NOTICE
■When adding engine coolant
Wait until the engine has cooled down before adding engine coolant.
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 sand or dust
etc.).
● Do not use any coolant additives.
Page 466 of 530
4648-1. Specifications
4RUNNER (U)_(OM35A83U)
How to read oil container label:
The International Lubricant Specification Advisory Committee (ILSAC)
Certification Mark is added to some oil containers to help you select
the oil you should use.
CTH61AS018
Cooling system
Capacity11.1 qt. (10.5 L, 9.2 Imp. qt.)
Coolant type
Use either of the following: • “Toyota Super Long Life Coolant”
• A similar high-quality ethylene glycol-
based non-silicate, non-amine, non-
nitrite, and non-borate coolant with
long-life hybrid organic acid technol-
ogy
Do not use plain water alone.
Ignition system
Spark plug
Make
GapDENSO SK16HR11
0.043 in. (1.1 mm)
NOTICE
■ Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark plug gap.
Page 518 of 530

516Alphabetical index
4RUNNER (U)_(OM35A83U)
Child safety ................................ 52Airbag precautions .................. 37
Back door precautions .......... 119
Battery precautions ....... 368, 454
Child restraint system ............. 53
How your child should
wear the seat belt ................. 31
Installing child restraints ......... 57
Moon roof precautions .......... 158
Power window lock switch .... 148
Power window precautions ... 150
Rear door child-protectors .... 103
Removed electronic key battery precautions ...... 387
Seat belt extender precautions ........................... 34
Seat belt precautions .............. 56
Seat heater precautions........ 293
Child-protectors....................... 103
Cleaning ........................... 342, 344 Aluminum wheels.................. 342
Exterior ................................. 342
Interior................................... 344
Seat belts .............................. 345
Clock ......................................... 311
Compass .................................. 335
Condenser ................................ 363
Console box ............................. 299
Cooling system Engine overheating ............... 455
Crawl Control ........................... 250
Cruise control .......................... 222
Cup holders.............................. 300
Curtain shield airbags ............... 35
Customizable features ............ 485 Daytime running light
system.................................... 209
Defogger Front windshield ................... 288
Outside rear view
mirrors ........................ 282, 288
Rear window ................. 282, 288
Dimension ................................ 460
Dinghy towing.......................... 191
Display Multi-information display ......... 81
Trip information................. 83, 90
Warning message................. 426
Do-it-yourself maintenance .... 353
Door courtesy lights Wattage ................................ 469
Doors Automatic door locking and unlocking system......... 104
Back door ............................. 117
Door windows ....................... 148
Door lock ...................... 102, 118
Open door warning buzzer ... 109
Open door warning light ....... 420
Outside rear view mirrors ..... 146
Rear door child-protector ...... 103
Side doors ............................ 100
Downhill assist control system.................................... 247
Driver’s seat position memory .................................. 135
Driving ...................................... 160
Break-in tips.......................... 161
Correct driving posture ........... 28
Driving assist systems .......... 260
Off-road precautions ............. 273
Procedures ........................... 160
Winter drive tips .................... 269D