2017 TOYOTA YARIS HYBRID cooling

4598-2. Steps to take in an emergency
8
When trouble arises
YARIS_HV_OM_Europe_OM52G76E
NOTICE
■When adding engine/power control unit coolant
Wait until the hybrid system has cooled down before adding engine/power
control unit coolant.
When adding coolant, do so slowly. Adding cool coolant to a hot hybrid sys-
tem too quickly can cause damage to the hybrid system.
■ 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.

4699-1. Specifications
9
Vehicle specifications
YARIS_HV_OM_Europe_OM52G76E
Cooling system
Capacity
(Reference)
Gasoline engine
4.5 L (4.8 qt., 4.0 Imp.qt.)
Power control unit
1.6 L (1.7 qt., 1.4 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 technology
Do not use plain water alone.
Ignition system
Spark plug
MakeDENSO FK16R-A8
Gap0.8 mm (0.031 in.)
NOTICE
■ Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark plug gap.
Electrical system
12-volt battery
Open voltage* at
20 C (68F):
12.5 V or over Fully charged
11 . 0  12.5 V Half charged
Under 11.0 V Discharged
(*: Voltage is checked 20 minutes after the
hybrid system and all lights are turned off.)
Charging rates 3  4 A max.

489Alphabetical index
YARIS_HV_OM_Europe_OM52G76E
Child-protectors ....................... 126
Cigarette lighter ....................... 313
Cleaning............................ 318, 322
Aluminum wheels .................. 319
Exterior.................................. 318
Interior ................................... 322
Seat belts .............................. 323
Clock ......................................... 102
Condenser ................................ 340
Consumption screen ............... 104
Coolant ..................................... 339
Capacity ................................ 469
Checking ............................... 339
Preparing and checking
before winter....................... 253
Cooling system ........................ 339
Hybrid system overheating ... 455
CRS
(Child Restraint System)......... 55
Cruise control .......................... 240
Warning light ......................... 407
Cup holders .............................. 307
Curtain shield airbags ............... 41
Customizable features ............ 475
Daytime running light
system .................................... 199
Replacing the light bulbs....... 390
Defogger
Outside rear view
mirrors ................................ 296
Rear window ......................... 296
Windshield ............................ 296
Dimensions .............................. 464
Display
Drive information................... 100
Energy monitor ..................... 104
Multi-information display ....... 100
Trip information ..................... 106
Do-it-yourself maintenance .... 328
Door lock
Back door.............................. 128
Side doors............................. 122
Smart entry & start system ... 134
Wireless remote control ........ 123
Doors
Back door.............................. 128
Door glasses ......................... 162
Door lock............................... 122
Open door warning buzzer ... 135
Open door warning light........ 407
Outside rear view mirrors...... 159
Rear door child-protector ...... 126
Side doors............................. 122
Side windows ........................ 162
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