2013 TOYOTA YARIS HYBRID overheating

351 2-5. Driving information
2
When driving
YARIS_F (including HV)_WE_52D27E
CAUTION
Follow all the instructions described in this section. Failure to do so could
cause an accident resulting in death or serious injury.
Trailer towing precautions
When towing, make sure that none of the weight limits are exceeded.
(P. 342)
Vehicle speed in towing
Observe the legal maximum speeds for trailer towing.
Before descending hills or long declines
Reduce speed and downshift. However, never downshift suddenly while
descending steep or long downhill grades.
Operation of the brake pedal
Do not hold the brake pedal depressed often or for long periods of time.
Doing so may result in the brake overheating or reduce braking effects.
To avoid accident or injury
Do not use cruise control when you are towing.
Vehicles with a compact spare tire: Do not tow the vehicle with the com-
pact spare tire installed.

433 3-5. Other interior features
3
Interior features
YARIS_F (including HV)_WE_52D27E
CAUTION
Burns
Use caution when seating the following persons in a seat with the seat
heater on to avoid the possibility of burns:
• Babies, small children, the elderly, the sick and the physically chal-
lenged
• Persons with sensitive skin
• Persons who are fatigued
• Persons who have taken alcohol or drugs that induce sleep (sleeping
drugs, cold remedies, etc.)
Do not cover the seat with anything when using the seat heater.
Using the seat heater with a blanket or cushion increases the temperature
of the seat and may lead to overheating.
Do not use the seat heater more than necessary. Doing so may cause
minor burns or overheating.
NOTICE
To prevent seat heater damage
Do not put heavy objects that have an uneven surface on the seat and do
not stick sharp objects (needles, nails, etc.) into the seat.
To prevent battery discharge (except hybrid vehicle)
Turn the seat heaters off when the engine is not running.
To prevent 12-volt battery discharge (hybrid vehicle)
Do not use the power outlet longer than necessary when the hybrid system
is off.

562 5-2. Steps to take in an emergency
YARIS_F (including HV)_WE_52D27E
Stop the vehicle immediately.
The following warnings indicate the possibility of damage to the
vehicle that may lead to an accident. Immediately stop the vehicle
in a safe place and contact any authorized Toyota dealer or
repairer, or another duly qualified and equipped professional.
Warning lightWarning light/Details
Charging system warning light
Indicates a malfunction in the vehicle’s charging system.
Low engine oil pressure warning light
Indicates that the engine oil pressure is too low.
(Flashes or
comes on)High engine coolant temperature warning light
Indicates that the engine is overheating. (P. 632, 636)
• Flashes: Engine is overheating. Drive carefully.
• Comes on: Engine is overheated. Stop the vehicle.
Hybrid system warning light and warning buzzer
(hybrid vehicle)
Indicates a malfunction in the hybrid system.

564 5-2. Steps to take in an emergency
YARIS_F (including HV)_WE_52D27E
Have the vehicle inspected immediately.
Failure to investigate the cause of the following warnings may lead to
the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by any authorized Toyota dealer or
repairer, or another duly qualified and equipped professional immedi-
ately.
To prevent the clutch from overheating
Do not use the accelerator pedal or starting assist system to hold the
vehicle on a hill.
On an uphill incline, observe the following whenever possible:
• Maintain a safe distance from the vehicle ahead and avoid unneces-
sary starting off and stopping.
• Avoid using E mode on an uphill slope. This will help to avoid unneces-
sary gear changes.
Warning lightWarning light/Details
Malfunction indicator lamp
Indicates a malfunction in:
• The hybrid system (hybrid vehicle);
• The hybrid transmission control system (if equipped);
• The electronic engine control system;
• The electronic throttle control system;
• The electronic Multidrive control system (if equipped);
• The electronic multi-mode manual transmission control
system (if equipped);
• The emission control system; or
• The DPF catalytic converter (if equipped).
SRS warning light
Indicates a malfunction in:
• The SRS airbag system; or
• The seat belt pretensioner system.

632
5-2. Steps to take in an emergency
YARIS_F (including HV)_WE_52D27E
If your vehicle overheats (except hybrid vehicle)
Correction procedures
Stop the vehicle in a safe place and turn off the air condition-
ing system, 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 (radiator) for any leaks.
Gasoline engine
Radiator
Cooling fan
If a large amount of coolant leaks,
immediately contact any autho-
rized Toyota dealer or repairer, or
another duly qualified and
equipped professional.
The following may indicate that your vehicle is overheating.
The high engine coolant temperature warning light (P. 562)
comes on or flashes, or a loss of engine power is experienced.
(For example, the vehicle speed does not increase.)
Steam comes out from under the hood.

636
5-2. Steps to take in an emergency
YARIS_F (including HV)_WE_52D27E
If your vehicle overheats (hybrid vehicle)
Correction procedures
If the high engine coolant temperature warning light comes on
or flashes
Stop the vehicle in a safe place and turn off the air condition-
ing system, and then stop the hybrid system.
If you see steam:
Carefully lift the hood after the steam subsides.
If you do not see steam:
Carefully lift the hood.
After the hybrid system has
cooled down sufficiently, inspect
the hoses and radiator core
(radiator) for any leaks.
Radiator
Cooling fan
If a large amount of coolant leaks,
immediately contact any autho-
rized Toyota dealer or repairer, or
another duly qualified and
equipped professional.
The following may indicate that your vehicle is overheating.
The high engine coolant temperature warning light (P. 562)
comes on or flashes, or a loss of hybrid system power is experi-
enced. (For example, the vehicle speed does not increase.)
The hybrid system overheat warning light (P. 567) comes on.
Steam comes out from under the hood.

686 Alphabetical index
YARIS_F (including HV)_WE_52D27E
Brightness control
Instrument panel light
control ................................. 289
Care
Exterior.................................. 444
Interior ................................... 449
Seat belts .............................. 450
CD player .................................. 383
Chains ....................................... 336
Child-protectors ....................... 117
Child restraint system
Baby seats, definition ............ 182
Baby seats, installation ......... 191
Child seats, definition ............ 182
Child seats, installation ......... 191
Installing CRS with ISOFIX
rigid anchors ....................... 195
Installing CRS with seat
belts .................................... 192
Installing CRS with top
straps .................................. 196
Junior seats, definition .......... 182
Junior seats, installation........ 191
Child safety
Airbag precautions ................ 173
Battery precautions ....... 481, 626
Child-protectors..................... 117
Child restraint system ........... 182
How your child should wear
the seat belt ........................ 136
Installing child restraints........ 191
Power window lock switch .... 147
Power window precautions ... 150
Removed key battery
precautions ......................... 505
Seat belt precautions ............ 137
Seat heater
precautions ......................... 433
12-volt battery
precautions ................. 488, 631Cigarette lighter ....................... 429
Cleaning
Exterior ................................. 444
Interior................................... 449
Seat belts .............................. 450
Clock ......................................... 426
Condenser ................................ 478
Cooling system
Engine overheating ............... 632
Hybrid system overheating ... 636
Cruise control
Cruise control........................ 309
Indicator ................................ 309
Cup holders.............................. 420
Curtain shield airbags ............. 167
Customizable features ............ 679
Daytime running light
system .................................... 295
Deck board ............................... 439
Defogger
Rear window ......................... 372
Side mirror ............................ 372
Dimension ................................ 650
Display
Trip information ..................... 284
Do-it-yourself maintenance .... 455
Doors
Back door.............................. 119
Door glasses ......................... 147
Door lock................. 69, 105, 114
Double locking system .......... 163
Side doors............................. 114
Side mirrors .......................... 144
Double locking system ........... 163
DPF
Diesel Particulate Filter
system ................................ 332
Warning light ......................... 566
Driver’s seat belt reminder
light......................................... 566
C
D

687 Alphabetical index
YARIS_F (including HV)_WE_52D27E
Driving
Break-in tips .......................... 207
Correct posture ..................... 165
Procedures............................ 202
Winter driving tips ................. 336
Electric power steering ........... 324
Electronic key
If the electronic key does
not operate properly ........... 616
Replacing the battery ............ 501
Emergency flashers
Switch ................................... 548
Emergency, in case of
If the electronic key does not
operate properly ................. 616
If the engine will not start ...... 608
If the hybrid system will
not start............................... 611
If the shift lever cannot be
shifted ................................. 614
If the shift lever cannot be
shifted from P ..................... 613
If the vehicle has a
discharged battery .............. 621
If the vehicle has a
discharged 12-volt
battery................................. 628
If the warning buzzer
sounds ................................ 561
If the warning light
turns on............................... 561
If you have a flat tire ..... 578, 591
If you lose your keys ............. 615
If you run out of fuel and
the engine stalls.................. 641
If you think something is
wrong .................................. 559
If your vehicle becomes
stuck ................................... 644If your vehicle has to be
stopped in an
emergency.......................... 647
If your vehicle needs to be
towed .................................. 549
If your vehicle
overheats.................... 632, 636
Emergency tire puncture
repair kit ................................. 591
Engine
Compartment ........................ 465
Engine switch........ 222, 226, 236
Hood ..................................... 460
How to start the
engine......................... 222, 226
How to start the hybrid
system ........................ 236, 241
Identification number ............ 653
If the engine will not start ...... 608
If the hybrid system
will not start ........................ 611
If you run out of fuel and
the engine stalls ................. 641
Ignition
switch ......... 222, 226, 236, 241
Overheating .................. 632, 636
“POWER” switch ................... 241
Engine coolant
Capacity ................................ 664
Checking ............................... 475
Preparing and checking
before winter....................... 336
Engine immobilizer system .... 155
Engine oil
Capacity ................................ 659
Checking ............................... 469
Preparing and checking
before winter....................... 336
E