coolant capacity TOYOTA PRIUS 2020 Owners Manual (in English)

658
PRIUS_OM_OM47D44U_(U)
8-1. Specifications
*: The coolant capacity is a reference quantity.If replacement is necessary, contact your Toyota dealer.
Cooling system
Capacity*
Gasoline
engine6.3 qt. (6.0 L, 5.3 Imp.qt.)
Power
control unit1.5 qt. (1.4 L, 1.2 Imp.qt.)
Coolant type
Use either of the following: • “Toyota Super Long Life Coolant”
• 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 FC16HR-CY9
Gap0.035 in. (0.9 mm)
NOTICE
■ Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark pl ug gap.
Electrical system (12-volt battery)
Open voltage at 68F (20 C):
12.0 V or higher
If the voltage is lower than the standard
value, charge the battery. (After charging
the battery, turn on the high beam head-
lights for 30 seconds with the power switch
off, and turn the headlights off.)
Charging rates5 A max.

672
PRIUS_OM_OM47D44U_(U)
8-1. Specifications
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation
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
pressureThe maximum cold inflated pressure to which
a tire may be inflated, shown on the sidewall
of the tire
Recommended
inflation pressureCold tire inflation pressure recommended by a
manufacturer
Accessory weight
The combined weight (in excess of those stan-
dard items which may be replaced) of hybrid
transmission, power steering, power brakes,
power windows, power seats, radio and
heater, to the extent that these items are avail-
able as factory-installed equipment (whether
installed or not)
Curb weight
The weight of a motor vehicle with standard
equipment, including the maximum capacity of
fuel, oil and coolant, and if so equipped, air
conditioning and additional weight optional
engine
Maximum loaded
vehicle weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant
weight150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1
*
that follows
Occupant distributionDistribution of occupants in a vehicle as speci-
fied in the third column of Table 1
* below

713Alphabetical index
PRIUS_OM_OM47D44U_(U)
CleaningAluminum wheels.................. 485
Camera sensor ..................... 288
Exterior ................................. 484
Hybrid battery (traction
battery) air intake vent ........ 539
Interior................................... 490
Radar sensor ........................ 287
Seat belts .............................. 491
Water-repellent coating......... 485
Clock ........................................... 98
Adjustment ............................ 103
Coat hooks ............................... 474
Combination meter .................... 98 Clock adjustment .................. 103
Main display .......................... 115
Multi-information display ....... 122
Warning lights and indicators ............................ 107
Condenser ................................ 512
Console box ............................. 450
Consumption screen ....... 162, 169
Coolant ..................................... 510
Capacity ................................ 658
Checking ............................... 510
Preparing and checking before winter....................... 418
Cooling system ........................ 510 Engine overheating ............... 644
Hybrid system overheating ... 646
Cruise control Cruise control........................ 331
Dynamic radar cruise control with full-speed range .......... 315
Cup holders.............................. 451
Curtain shield airbags ............... 36
Customizable features ............ 678 Daytime running light
system.................................... 262
Deck board ............................... 455
Defogger Outside rear view
mirrors ........................ 428, 438
Rear window ................. 428, 438
Windshield .................... 428, 438
Dimension ................................ 652
Dinghy towing.......................... 240
Display BSM (Blind Spot Monitor) ..... 338
Drive information .................. 124
Dynamic radar cruise control with full-speed range .......... 315
Energy monitor ..... 125, 162, 169
Head-up display.................... 155
Intuitive parking assist .......... 351
LDA (Lane Departure Alert with steering control) .......... 309
Main display.......................... 115
Multi-information display ....... 122
Parking Support Brake function............................... 367
RCTA detection display ........ 338
S-APGS (Simple Advanced Parking Guidance
System) .............................. 378
Pre-collision warning ............ 292
Trip information..................... 117
Warning messages ............... 591
Do-it-yourself maintenance .... 500
Door courtesy lights ............... 446 Location ................................ 446
Wattage ................................ 662D
*: Refer to “MULTIMEDIA OWNER’S MANUAL”.

715Alphabetical index
PRIUS_OM_OM47D44U_(U)
Engine....................................... 654Accessory mode ................... 243
Compartment ........................ 506
Engine switch (power switch) ................................ 241
Exhaust gas precautions ........ 55
Hood ..................................... 503
How to start the hybrid system ......... ....................... 241
Identification number ............ 654
If the hybrid system will not start .............................. 633
If your vehicle has to be stopped in an emergency ... 569
Ignition switch (power switch) ................................ 241
Overheating .......................... 644
Power switch......................... 241
Engine coolant ......................... 510 Capacity ................................ 658
Checking ............................... 510
Preparing and checking before winter....................... 418
Engine oil ................................. 507 Capacity ................................ 656
Checking ............................... 507
Oil pressure warning light ..... 580
Preparing and checking before winter....................... 418
Engine switch (power
switch) .................................... 241 Auto power off function ......... 243
Automatic hybrid system shut off feature ........................... 245
Changing the power switch modes................................. 243
If your vehicle has to be stopped in an emergency ... 569
Starting the hybrid system .... 241 EPS (Electronic Power
Steering) ................................ 409
Function ................................ 409
Warning light......................... 581
EV drive mode ......................... 248
EV indicator ............................. 127
Event data recorder (EDR)........ 11
Exhaust gas precautions .......... 55
Flat tire ............................. 599, 619
Floor mat .................................... 26
Fluid Brake .................................... 659
Transmission ........................ 659
Washer ................................. 518
Fog lights ................................. 269
Replacing light bulbs ............ 565
Switch ................................... 269
Footwell lights ......................... 446
Front doors .............................. 181
Front fog lights ........................ 269 Replacing light bulbs ............ 565
Switch ................................... 269
Front passenger occupant classification system .............. 50
Front passenger’s seat belt
reminder light ........................ 582
Front seats ............................... 200 Adjustment............................ 200
Cleaning ............................... 490
Correct driving posture ........... 28
Head restraints ..................... 205
Seat heaters ......................... 444
Front side marker lights ......... 259 Light switch ........................... 259
Replacing light bulbs ............ 559
Wattage ................................ 662
F

716Alphabetical index
PRIUS_OM_OM47D44U_(U)
Front turn signal lights ........... 257Replacing light bulbs............. 565
Turn signal lever ................... 257
Fuel ........................................... 663 Capacity ................................ 655
Fuel gauge ............................ 116
Information ............................ 663
Refueling............................... 279
Type ...................................... 655
Warning light ......................... 582
Fuel consumption............ 131, 167
Fuel filler door.......................... 279
Opener .................................. 281
Refueling............................... 279
When the fuel filler door cannot be opened............... 282
Fuses ........................................ 551
Garage door opener ................ 476
Glove box ................................. 450
Hands-free system (for
cellular phone)
*
Head restraints ........................ 205
Head-up display ....................... 155
Headlights ................................ 259 Automatic High Beam ........... 264
Headlight aim ................ 554, 702
Light switch ........................... 259
Replacing light bulbs............. 565
Heated steering wheel............. 444
Heaters
Automatic air conditioning system ....... ................. 424, 434
Heated steering wheel .......... 444
Outside rear view mirrors ........................ 428, 438
Seat heaters ......................... 444 High coolant temperature
warning light.......................... 582
High mounted stoplight Replacing.............................. 565
High-voltage components ........ 87
Hill-start assist control ........... 409
Hood ......................................... 503
Hooks
Cargo hooks ......................... 456
Coat hooks ........................... 474
Grocery bag hook ................. 457
Retaining hooks (floor mat) .... 26
Horn .......................................... 208
Hybrid battery (tr action battery)
Air intake vent ......................... 88
Location .................................. 87
Specification ......................... 655
Hybrid battery (traction battery) air intake vent............ 88 Cleaning ............................... 539
Hybrid system............................ 83 Brake Override System ........ 225
Drive-Start Control ................ 226
Emergency shut off system .... 88
Energy monitor/consumption
screen ................ 125, 162, 169
EV drive mode ...................... 248
High voltage components ....... 87
Hybrid System Indicator ....... 127
Hybrid system precautions ..... 87
Hybrid vehicle driving tips ..... 415
If the hybrid system will not start .................................... 633
Overheating .......................... 644
Power switch ........................ 241
Regenerative braking ............. 85
Starting the hybrid system .... 241
Vehicle proximity notification system .......... ..................... ... 84
Hybrid System Indicator ......... 127
Hybrid transmission................ 251
G
H

720Alphabetical index
PRIUS_OM_OM47D44U_(U)
Personal lights ......................... 446Switch ................................... 447
Wattage ................................ 662
Power control unit coolant ..... 510 Capacity ................................ 658
Checking ............................... 510
Preparing and checking before winter....................... 418
Radiator ................................ 512
Power outlets ........................... 462
Power steering (Electric Power Steering) ..................... 409 Function ................................ 409
Warning light ......................... 581
Power switch............................ 241 Auto power off function ......... 243
Automatic hybrid system shut off feature ........................... 245
Changing the power switch modes................................. 243
If your vehicle has to be stopped in an emergency ... 569
Starting the hybrid system .... 241
Power windows........................ 214 Catch protection function ...... 215
Door lock linked window operation ............................ 216
Jam protection function......... 215
Operation .............................. 214
Window lock switch............... 214
Pre-Collision System (PCS) .... 292 Enabling/disabling the system ......... ....................... 296
Function ................................ 292
Warning light ......................... 581
Radar cruise control Dynamic radar cruise control
with full-speed range .......... 315
Radiator .................................... 512
Radio
*
RCTA (Rear Cross Traffic Alert)....................................... 345
Blind Spot Monitor function............................... 342
Rear Cross Traffic Alert
function............................... 345
Rear Cross Traffic Alert (RCTA).................................... 345
Blind Spot Monitor function............................... 342
Rear Cross Traffic Alert
function............................... 345
Rear passengers’ seat belt reminder light ........................ 583
Rear seat .................................. 202
Rear side marker lights........... 259 Light switch ........................... 259
Replacing light bulbs ............ 560
Wattage ................................ 662
Rear turn signal lights ............ 257
Replacing light bulbs ............ 560
Turn signal lever ................... 257
Wattage ................................ 662
Rear view mirror Inside rear view mirror .......... 210
Outside rear view mirrors ..... 212
Rear view monitor system
*
Rear window defogger .... 428, 438
Rear window wiper .................. 277
Refueling .................................. 279
Capacity................................ 655
Fuel types ............................. 655
Opening the fuel tank cap..... 281
When the fuel filler door cannot be opened .............. 282
Regenerative braking ................ 85
Replacing
Electronic key battery ........... 548
Fuses .................................... 551
Light bulbs ............................ 556
Tires...................................... 619
Wiper insert .......................... 544
Reporting safety defects for U.S. owners...................... 690
R

725Alphabetical index
PRIUS_OM_OM47D44U_(U)
Warning lights.......................... 107ABS....................................... 581
Brake Override System......... 584
Brake system ....... ................. 580
Charging system ................... 580
Drive-Start Control ................ 584
Driver’s seat belt reminder light ..................................... 582
Electronic engine control system ......... ....................... 580
Electric power steering
system ......... ....................... 581
Front passenger’s seat belt reminder light...................... 582
High coolant temperature ..... 582
Low engine oil pressure ........ 580
Low fuel level ........................ 582
Malfunction indicator lamp .... 580
Master warning light.............. 583
Open door ............................. 582
Parking Support Brake function ............................... 584
PCS ...................................... 581
PKSB OFF indicator ............. 582
Rear passengers’ seat belt
reminder light...................... 583
Seat belt reminder light ......... 582
Slip indicator ......................... 581
SRS ...................................... 581
Tire pressure......................... 583 Warning messages.................. 591
Warning reflector storage
space ...................................... 458
Washer ............................. 271, 277 Checking............................... 518
Preparing and checking
before winter ...................... 418
Switch ........................... 271, 277
Washing and waxing ............... 484
Water-repellent coating .......... 485
Weights .................................... 652 Cargo capacity...................... 238
Load limits ............................ 652
Wheels ...................................... 533
Replacing wheels ................. 619
Size....................................... 660
Window glasses ...................... 214
Window lock switch ................ 214
Windows Power windows..................... 214
Rear window
defogger ..................... 428, 438
Washer ......................... 271, 277
Windshield wipers ................... 271 Handling the wiper arms ....... 489
Rain-sensing windshield wipers ................................. 273
Replacing the wiper insert .... 544
Winter driving tips ................... 418
Wiper insert replacement ....... 544
Wireless charger ..................... 465
Wireless remote control ......... 176 Battery-Saving Function ....... 194
Locking/Unlocking ................ 182
Panic mode........................... 177
Replacing the battery............ 548
WMA disc
*1
*1: Refer to “MULTIMEDIA OWNER’S MANUAL”.
*2: Refer to “NAVIGATION S YSTEM OWNER’S MANUAL”.