2022 TOYOTA GR YARIS overheating

234
Owner's Manual_Europe_M52P63_en
5-1. Using the air conditioning system and defogger
WARNING
■To prevent overheating and minor burn injuries
Observe the following precautions when using the seat heaters.
●Do not cover the seat with a blanket or cushion when using the seat heater.
●Do not use seat heater more than necessary.

344
Owner's Manual_Europe_M52P63_en
7-2. Steps to take in an emergency
1Stop the vehicle in a safe place
and turn off the air conditioning
system, and then stop the
engine.
2 If you see steam: Carefully lift
the hood after the steam sub-
sides.
If you do not see steam: Care-
fully lift the hood.
3 After the engine has cooled
down sufficiently, inspect the
hoses and radiator core (radia-
tor) for any leaks.
Cooling fan
Radiator
If a large amount of coolant leaks,
immediately contact any authorized
Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
4 The coolant level is satisfactory
if it is between the “MAX” or
“MIN” lines on the reservoir.
Reservoir
“MAX” line
“MIN” line
5 Add engine coolant if necessary.
Water can be used in an emergency if
If your vehicle overheats
The following may indicate that
your vehicle is overheating.
 The engine coolant tempera-
ture gauge ( P.81) is in the
red zone or a loss of engine
power is experienced. (For
example, the vehicle speed
does not increase.)
 “Engine Coolant Temp High
Stop in a Safe Place See
Owner’s Manual” is shown on
the multi-information display.
 Steam comes out from under
the hood.
Correction procedures

456
Owner's Manual_Europe_M52P63_en
Alphabetical Index
C
Card holders ................................. 239
Care ....................................... 246, 249
Aluminum wheels ....................... 246
Exterior....................................... 246
Interior ........................................ 249
Matte paint ................. 252, 256, 259
Seat belts ................................... 249
Chains ........................................... 225
Child restraint system .................... 45
Points to remember...................... 45
Riding with children ...................... 44
Child safety ..................................... 44
Airbag precautions ....................... 38
Battery precautions ............ 274, 342
Child restraint system .................. 45
Heated steering wheel and seat
heater precautions ................... 233
How your child should wear the seat
belt ............................................. 32
Installing child restraints............... 45
Power window lock switch ......... 124
Power window precautions ........ 123
Removed electronic key battery pre-
cautions ................................... 294
Seat belt precautions ................... 44
Cleaning ................................ 246, 249
Aluminum wheels ....................... 246
Exterior....................................... 246
Interior ........................................ 249
Radar sensor ............................. 153
Seat belts ................................... 249
Clock ..........................................81, 83
Condenser ..................................... 272
Consumption screen ...................... 94
Cooling system .............................271
Engine overheating .................... 344
Cruise control
Dynamic radar cruise control ..... 179
Cup holders ...................................238
Current fuel consumption ..............86
Curtain shield airbags ....................34
Customizable features ................. 359
D
Daytime running light system ..... 142
Deck board .................................... 239
Defogger
Outside rear view mirrors ........... 230
Rear window .............................. 230
Windshield.................................. 229
Differential ..................................... 354
Dimensions ...................................348
Display
Dynamic radar cruise control ..... 179
Head-up display ........................... 90
LTA (Lane-Tracing Assist) .......... 175
Multi-information display ..............84
Toyota parking assist-sensor...... 204
Warning message ...................... 321
Display change button ................... 82
Do-it-yourself maintenance ......... 263
Door
Double locking system ................. 71
Door lock
Back door ...................................104
Side doors .................................. 101
Smart entry & start system ......... 107
Wireless remote control ............... 99

457
Owner's Manual_Europe_M52P63_en
Alphabetical Index
Doors
Back door ................................... 104
Door glasses .............................. 122
Door lock ............................ 101, 104
Open door warning buzzer. 102, 103
Outside rear view mirrors ........... 120
Side doors .................................. 101
Double locking system .................. 71
Drive distance ................................. 87
Drive information ............................ 87
Driving ........................................... 126
AWD mode select switch ........... 215
Break-in tips ............................... 127
Correct driving posture................. 29
Procedures................................. 126
Winter drive tips ......................... 224
Driving information display ........... 86
Driving range .................................. 86
Driving support system information
display ........................................... 87
Dynamic radar cruise control ...... 179
Road Sign Assist (RSA) ............. 186
Warning message ...................... 188
E
eCall ................................................. 60
“SOS” button ................................ 60
Elapsed time ................................... 87
Electric Power Steering (EPS) ..... 218
Warning light .............................. 315
Electronic key ................................. 98
Battery-saving function .............. 108
If the electronic key does not operate
properly.................................... 337
Replacing the battery ................. 293
Emergency brake signal .............. 218
Emergency flashers ..................... 304
Emergency tire puncture ............. 323
Emergency, in case of
If a warning buzzer sounds ........ 313
If a warning light turns on ........... 313
If a warning message is displayed
................................................. 321
If the battery is discharged ......... 339
If the electronic key does not operate
properly .................................... 337
If the engine will not start ........... 335
If the vehicle is trapped in rising
water ........................................305
If you have a flat tire ................... 323
If you lose your keys ..................336
If you think something is wrong .. 311
If your vehicle becomes stuck .... 346
If your vehicle has to be stopped in
an emergency .......................... 304
If your vehicle needs to be towed
................................................. 307
If your vehicle overheats ............344
Engine ............................................ 349
ACC............................................ 136
Compartment .............................269
Engine switch .............................134
Fuel pump shut off system ......... 312
Hood........................................... 266
How to start the engine .............. 134
Identification number ..................349
If the engine will not start ........... 335
If your vehicle has to be stopped in
an emergency .......................... 304
Ignition switch (engine switch) ... 134
Overheating................................ 344
Tachometer ............................ 81, 93
Engine coolant .............................. 271
Capacity ..................................... 351
Checking .................................... 271
Preparing and checking before win-
ter ............................................. 224

461
Owner's Manual_Europe_M52P63_en
Alphabetical Index
Meter
Clock ............................................ 81
Indicators ..................................... 79
Instrument panel light control ....... 84
Meter control switches ................. 85
Meters .......................................... 81
Multi-information display .............. 84
Settings ........................................ 88
Warning lights ............................ 313
Warning message ...................... 321
Mirrors
Inside rear view mirror ............... 119
Outside rear view mirror defoggers
................................................. 230
Outside rear view mirrors ........... 120
Vanity mirrors ............................. 242
Multi-information display ............... 84
Audio system-linked display......... 87
Clock ............................................ 83
Driving information display ........... 86
Driving support system information
display ....................................... 87
Dynamic radar cruise control ..... 179
Fuel economy .............................. 86
LTA (Lane-Tracing Assist) .......... 175
Menu icons................................... 85
Meter control switches ................. 85
Navigation system-linked display . 87
Settings ........................................ 88
Stop & Start system information .. 89
Tire inflation pressure .................. 87
Tire pressure .............................. 277
Toyota parking assist-sensor ..... 204
Vehicle information display .......... 87
Warning message ...................... 321
N
Navigation system-linked display87,
90
O
Odometer......................................... 82
Odometer and trip meter display
Display change button.................. 82
Display items ................................ 83
Oil
Engine oil ...................................350
Manual transmission ..................352
Rear differential oil ..................... 354
Transfer oil ................................. 353
Oil Pressure Gauge ........................ 88
Oil Temperature Gauge .................. 88
Opener
Back door ...................................105
Fuel filler door ............................ 151
Hood........................................... 266
Outside rear view mirrors
Adjustment ................................. 120
BSM (Blind Spot Monitor)........... 199
Folding ....................................... 121
Outside rear view mirror defoggers
................................................. 230
RCTA (Rear Crossing Traffic Alert)
................................................. 210
Outside temperature................. 81, 93
Overheating ...................................344