coolant temperature TOYOTA HIGHLANDER 2021 (in English) User Guide

4967-2. Steps to take in an emergency
HIGHLANDER_U
hoses and radiator core (radi-
ator) for any leaks.
Radiator
Cooling fan
If a large amount of coolant leaks,
immediately contact your Toyota
dealer.
4 The coolant level is satisfac-
tory if it is between the
“FULL” and “LOW” lines on
the reservoir.
Reservoir
“FULL” line
“LOW” line
Radiator cap
5 Add coolant if necessary.
Water can be used in an emer- gency if coolant is unavailable.
6
Start the engine and turn the
air conditioning system on to
check that the radiator cool-
ing fan operates and to check
for coolant leaks from the
radiator or hoses.
The fan operates when the air con-
ditioning system is turned on imme-
diately after a cold start. Confirm
that the fan is operating by check-
ing 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 oper-
ate in freezing temperatures.)
7If 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 nearest Toyota dealer.
8 Check if “Engine Coolant
Temp High Stop in a Safe
Place See Owner's Manual”
is shown on the multi-infor-
mation display.
If the message does not disappear:
Stop the engine and contact your
Toyota dealer.
If the message is not displayed:
Have the vehicle inspected at the
nearest Toyota dealer.

4977-2. Steps to take in an emergency
7
When trouble arises
HIGHLANDER_U
1Stop the engine. Shift the
shift lever to P and set the
parking brake.
2 Remove the mud, snow or
sand from around the front
wheels.
3 Place wood, stones or some
other material under the front
wheels to help provide trac-
tion.
4 Restart the engine.
5 Shift the shift lever to D or R
and release the parking
brake. Then, while exercising
caution, depress the acceler-
ator pedal.
■When it is difficult to free the
vehicle
Press to turn off TRAC.
WARNING
■When inspecting under the
hood of your vehicle
Observe the following precau-
tions.
Failure to do so may result in seri-
ous injury such as burns.
●If steam is seen coming from
under the hood, do not open the
hood until the steam has sub-
sided. The engine compart-
ment may be very hot.
●Keep hands and clothing (espe-
cially a tie, a scarf or a muffler)
away from the fan and belts.
Failure to do so m ay 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 engin e and radiator
are hot.
High temperature steam or
coolant could spray out.
NOTICE
■When adding engine coolant
Add coolant slowly after the
engine has cooled down suffi-
ciently. 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 precau-
tions:
●Avoid contaminating the coolant
with foreign matter (such as
sand or dust, etc.).
●Do not use any coolant additive.
If the vehicle becomes
stuck
Carry out the following pro-
cedures if the tires spin or
the vehicle becomes stuck
in mud, dirt or snow:
Recovering procedure

5158-1. Specifications
8
Vehicle specifications
HIGHLANDER_UGrade C corresponds to a level of
performance which all passenger
car tires must meet under the Fed-
eral Motor Vehicle Safety Standard
No. 109.
Grades B and A represent higher
levels of performance on the labo-
ratory test wheel
than the minimum
required by law. Warning: The temperature grades
of a tire assume tha
t it is properly
inflated and not overloaded.
Excessive speed, underinflation, or
excessive loading, either sepa-
rately or in combination, can cause
heat buildup and possible tire fail-
ure.
Glossary of tire terminology
Tire related termMeaning
Cold tire infl ation pressure
Tire pressure when the vehicle has been
parked for three hours or more, or has not
been driven more than 1 mile or 1.5 km
under that condition
Maximum inflation pressure
The maximum cold inf lated pressure to
which a tire may be inflated, shown on the
sidewall of the tire
Recommended inflation pres-
sureCold tire inflation pressure recommended
by a manufacturer
Accessory weight
The combined weight (in excess of those
standard items which may be replaced) of
automatic transmission, power steering,
power brakes, power windows, power
seats, radio and heater, to the extent that
these items are available as fac-
tory-installed equipment (whether installed
or not)
Curb weight
The weight of a motor vehicle with stan-
dard equipment, including the maximum
capacity of fuel, oil and coolant, and if so
equipped, air conditioning and additional
weight optional engine

554Alphabetical Index
HIGHLANDER_UDynamic Torque Vectoring AWD
system ................................... 322
E
Eco drive mode ...................... 314
Eco Driving Indicator . 86, 95, 106
Eco Driving Indicator Light86, 95
EDR (Event data recorder)......... 8
Elapsed time ....................... 88, 97
Electric Power Steering (EPS) ............................................... 321Warning light ........................ 460
Electronic key ......................... 114 Battery-saving function......... 134
If the electronic key does not operate properly ................. 489
Replacing the battery ........... 436
Electronic roof sunshade Jam protection function ........ 174
Operation ............................. 173
Emergency flashers ............... 450
Emergency, in case of If a warning buzzer sounds .. 458
If a warning light turns on ..... 458
If a warning message is dis-played................................. 468
If the battery is discharged ... 491
If the electronic key does not operate properly ................. 489
If the engin e will not start ..... 486
If the fuel filler door cannot be opened ............................... 488
If the vehicle is trapped in rising water .................................. 451
If you have a flat tire ............. 472
If you lose your keys ............ 487
If you think something is wrong ........................................... 456
If your vehicle becomes stuck ........................................... 497
If your vehicle has to be stopped in an emergency................. 450 If your vehicle needs to be towed
...........................................453
If your vehicle ove rheats ......495
Engine ACCESSORY mode . ............205
Compartment........................412
Engine switch .......................202
Fuel pump shut off system ...457
Hood .....................................410
How to start the engine ........202
Identification number ............501
If the engine will not start......486
If your vehicle has to be stopped in an emergency .................450
Ignition switch (engine switch) ...........................................202
Overheating ..........................495
Tachometer.............................81
Engine coolant Capacity ...............................503
Checking ..............................415
Preparing and checking before winter ..................................327
Engine coolant temperature gauge .......................................81
Engine immobilizer system .....71
Engine oil Capacity ...............................502
Checking ..............................412
Preparing and checking before winter ..................................327
Warning light.........................459
Engine oil maintenance data .414
Engine switch .........................202 Auto power off fun ction .........205
Changing the engine switch modes.................................205
If your vehicle has to be stopped in an emergency .................450
EPS (Electric Po wer Steering)
...............................................321 Warning light.........................460

563Alphabetical Index
HIGHLANDER_UAirbags ................................. 459
Approach warning ................ 264
Brake hold ............................ 465
Brake Override System ........ 460
Brake system ....................... 458
Charging system .................. 459
Downshifting......................... 209
Drive-Start Control ............... 460
Electric power steering ......... 460
Engine .................................. 459
Hands off steering wheel warn-
ing (LTA) ............................. 255
High coolant temperature ..... 458
Intuitive parking assist . 288, 291,
463
Low engine oil pressure ....... 459
LTA (Lane Tracing Assist) ... 246, 250, 462
Open door .................... 118, 120
PKSB (Parking Support Brake) ........................................... 463
Pre-collision braking ............. 237
RCTA (Rear Cross Traffic Alert) ........................................... 463
RCTA function ...................... 293
Seat belt ............................... 461
Warning lights ........................ 458 ABS ...................................... 460
Brake hold operated indicator........................................... 465
Brake Override System ........ 460
Brake system ....................... 458
Charging system .................. 459
Drive-Start Control ............... 460
Electric power steering ......... 460
High coolant temperature ..... 458
Intuitive parking assist OFF indi- cator ................................... 463
Low engine oil pressure ....... 459
Low fuel level ....................... 461
LTA indicator ......................... 462
Malfunction indicator lamp ... 459 Parking brake indicator.........465
PKSB OFF indicator .............463
Pre-collision syst
em .............464
RCTA OFF indicator .............463
Seat belt reminder light ........461
Slip indicator .........................464
SRS ......................................459
Stop & Start cancel indicator 462
Tire pressure ...... ..................462
Warning message .............92, 102
Warning messages .................468
Washer Adding ..................................418
Preparing and checking before winter ..................................327
Switch ...........................222, 225
Washing and waxing ..............396
Weight Cargo capacity .....................189
Load limits ............................189
Weight ..................................500
Wheels .....................................433 Size ......................................505
Window lock switch ...............169
Windows Power windows ....................167
Rear window defogger 337, 343, 347
Washer .........................222, 225
Windshield defogger .....337, 343, 346
Windshield wiper de -icer .....338,
343, 351
Windshield wipers Rain-sensing windshield wipers...................................222, 225
Winter driving tips ..................327
Wireless charger.....................376
Wireless remote control Battery-Saving Function .......134
Locking/Unlocking ................ 115
Replacing the battery ...........436