2021 TOYOTA PRIUS oil pressure

5977-2. Steps to take in an emergency
PRIUS_OM_OM47E09U_(U)
7
When trouble arises
*1: Brake system warning buzzer:When there is a possible problem that could affect braking perf ormance,
the warning light will come on and a warning buzzer will sound.
*2: Low engine oil pressure warning buzzer: A buzzer also sounds continuously for approximately 30 seconds at maxi-
mum in addition to the low engine oil pressure warning light when the
“READY” indicator is illuminated.
*3: Open door warning buzzer:
The open door warning buzzer sounds to alert one or more of the doors is
not fully closed (with the vehicle having reached a speed of 3 mph [5 km/h]).
*4: Driver’s seat belt warning buzzer:
The driver’s seat belt warning buzzer sounds to alert the drive r that his or
her seat belt is not fastened. Once the power switch is turned to ON mode,
the buzzer sounds. If the seat belt is still unfastened, the bu zzer sounds
intermittently for a certain period of time after the vehicle r eaches a certain
speed.
Front passenger’s seat belt warning buzzer:
The front passenger’s seat belt warning buzzer sounds to alert the front
passenger that his or her seat belt is not fastened. If the sea t belt is unfas-
tened, the buzzer sounds intermittently for a certain period of time after the
vehicle reaches a certain speed.
*5: Rear passengers’ seat belt warning buzzer: The rear passengers’ seat belt warning buzzer sounds to alert t he rear
passenger that his or her seat belt is not fastened. If the sea t belt is unfas-
tened, the buzzer sounds intermittently for a certain period of time, after
the seat belt is fastened and unfastened and the vehicle reache s a certain
speed.
*6: This symbol is displayed on the multi-information display.

6067-2. Steps to take in an emergency
PRIUS_OM_OM47E09U_(U)■
If “See Owner’s Manual” is shown
●If “Braking Power Low Stop in a Safe Place See Owner’s Manual” is shown,
this may be a malfunction. Immediately stop the vehicle in a sa fe place and
contact your Toyota dealer. Continuing to drive the vehicle may be danger-
ous.
● If “Engine Oil Pressure Low” is shown, this may be a malfunction. Immedi-
ately stop the vehicle in a safe place and contact your Toyota dealer.
● If the following messages are shown, there may be a malfunction . Immedi-
ately have the vehicle inspected by your Toyota dealer.
• “Hybrid System Malfunction”
• “Check Engine”
• “Hybrid Battery System Malfunction”
• “Accelerator System Malfunction”
• “Smart Key System Malfunction See Owner’s Manual”
■ If “Shift System Not A ctive Apply Parking Brake Securely While Parking
See Owner’s Manual” is shown
Indicates a temporary operation failure or malfunction in the shift control sys-
tem. Immediately have the vehicle inspected by your Toyota deal er.
When the message is shown, the hybrid system may not be started or the
shift position may not be changed normally. (Coping method: P. 609)
■ If “Shift System Malfunction A pply Parking Brake Securely While Park-
ing See Owner’s Manual” is shown
Indicates a malfunction in the shift control system. Immediatel y have the vehi-
cle inspected by your Toyota dealer.
When the message is shown, the hybrid system may not be started or the
shift position may not be changed normally. (Coping method: P. 609)
■ If “ Switch Malfunction Apply Par king Brake Securely While Parking
See Owner’s Manual” is shown
The P position switch may not operate. Immediately have the veh icle
inspected by your Toyota dealer.
When parking the vehicle, stop the vehicle on level ground and apply the
parking brake firmly.
■ If “Shift System Malfunction Shi fting Unavailable See Owner’s M anual”
is shown
Indicates a malfunction in the shift control system. Immediatel y have the vehi-
cle inspected by your Toyota dealer.
The shift position may not be shifted from P to other than P.
■ If “Shift System Malfunction S top in a Safe Place See Owner’s Manual”
is shown
Indicates a malfunction in the shift control system. Immediatel y have the vehi-
cle inspected by your Toyota dealer.
The shift position may not be changed. Stop the vehicle in a sa fe place.

684
PRIUS_OM_OM47E09U_(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

PRIUS_OM_OM47E09U_(U)
6998-2. Customization
8
Vehicle specifications
■Illumination (P. 4 5 8 )
*: If equipped
■
Seat belt reminder ( P. 597)
■Maintenance system
FunctionDefault
settingCustomized setting
Time elapsed before the inte-
rior lights turn off 15 secondsOff
–OO
7.5 seconds
30 seconds
Operation after the power
switch is turned offOnOff––O
Operation when the doors are
unlockedOnOff––O
Operation when you approach
the vehicle with the electronic
key on your person
OnOff––O
Footwell lighting*OnOff––O
Interior lights illumination con-
trolOnOff––O
123
FunctionDefault settingCustomized setting
Vehicle speed linked seat belt
reminder buzzerOnOff––O
123
Oil Maintenance
(U.S.A. only)Resetting the message indicating maintenance
is required: P. 506
Tire pressure warning
systemInitializing the tire p ressure warning system:
 P. 534

729Alphabetical index
PRIUS_OM_OM47E09U_(U)
Engine....................................... 666Accessory mode ................... 247
Compartment ........................ 518
Engine switch (power switch) ................................ 245
Exhaust gas precautions ........ 54
Hood ..................................... 515
How to start the hybrid system ......... ....................... 245
Identification number ............ 666
If the hybrid system will not start .............................. 645
If your vehicle has to be stopped in an emergency ... 581
Ignition switch (power switch) ................................ 245
Overheating .......................... 656
Power switch......................... 245
Engine coolant ......................... 522 Capacity ................................ 670
Checking ............................... 522
Preparing and checking before winter....................... 430
Engine oil ................................. 519 Capacity ................................ 668
Checking ............................... 519
Oil pressure warning light ..... 592
Preparing and checking before winter....................... 430
Engine switch (power
switch) .................................... 245 Auto power off function ......... 247
Automatic hybrid system shut off feature ........................... 249
Changing the power switch modes................................. 247
If your vehicle has to be stopped in an emergency ... 581
Starting the hybrid system .... 245 EPS (Electronic Power
Steering) ................................ 421
Function ................................ 421
Warning light......................... 593
EV drive mode ......................... 252
EV indicator ............................. 129
Event data recorder (EDR)........ 11
Exhaust gas precautions .......... 54
Flat tire ............................. 611, 631
Floor mat .................................... 26
Fluid Brake .................................... 671
Transmission ........................ 671
Washer ................................. 530
Fog lights ................................. 273
Replacing light bulbs ............ 577
Switch ................................... 273
Footwell lights ......................... 458
Front camera............................ 289
Front doors .............................. 185
Front fog lights ........................ 273
Replacing light bulbs ............ 577
Switch ................................... 273
Front passenger occupant classification system .............. 49
Front passenger’s seat belt reminder light ........................ 595
Front seat concentrated
airflow mode
(S-FLOW) ....................... 438, 448
Front seats ............................... 204
Adjustment............................ 204
Cleaning ............................... 502
Correct driving posture ........... 28
Head restraints ..................... 209
Seat heaters ......................... 456
Front side marker lights ......... 263
Light switch ........................... 263
Replacing light bulbs ............ 571
Wattage ................................ 674
F

739Alphabetical index
PRIUS_OM_OM47E09U_(U)
Warning lights.......................... 107ABS....................................... 593
Brake Override System......... 596
Brake system ....... ................. 592
Charging system ................... 592
Drive-Start Control ................ 596
Driver’s seat belt reminder light ..................................... 595
Electronic engine control system ......... ....................... 592
Electric power steering
system ......... ....................... 593
Front passenger’s seat belt reminder light...................... 595
High coolant temperature ..... 594
Low engine oil pressure ........ 592
Low fuel level ........................ 594
Malfunction indicator lamp .... 592
Master warning light.............. 595
Open door ............................. 594
Parking Support Brake function ............................... 596
PCS ...................................... 593
PKSB OFF indicator ............. 594
Rear passengers’ seat belt
reminder light...................... 595
Seat belt reminder light ......... 595
Slip indicator ......................... 594
SRS ...................................... 593
Tire pressure......................... 595 Warning messages.................. 603
Warning reflector storage
space ...................................... 470
Washer ............................. 275, 281 Checking............................... 530
Preparing and checking
before winter ...................... 430
Switch ........................... 275, 281
Washing and waxing ............... 496
Water-repellent coating .......... 497
Weights .................................... 664 Cargo capacity...................... 242
Load limits ............................ 664
Wheels ...................................... 545
Replacing wheels ................. 631
Size....................................... 672
Window glasses ...................... 218
Window lock switch ................ 218
Windows Power windows..................... 218
Rear window
defogger ..................... 440, 450
Washer ......................... 275, 281
Windshield wipers ................... 275 Handling the wiper arms ....... 501
Rain-sensing windshield wipers ................................. 277
Replacing the wiper insert .... 556
Winter driving tips ................... 430
Wiper insert replacement ....... 556
Wireless charger ..................... 477
Wireless remote control ......... 180 Battery-Saving Function ....... 198
Locking/Unlocking ................ 186
Panic mode........................... 181
Replacing the battery............ 560
WMA disc
*1
*1: Refer to “MULTIMEDIA OWNER’S MANUAL”.
*2: Refer to “NAVIGATION S YSTEM OWNER’S MANUAL”.

740
PRIUS_OM_OM47E09U_(U)
GAS STATION INFORMATION
Auxiliary catch leverFuel filler door
P. 515 P. 285
Fuel filler door openerHood lock release
leverTire inflation pressure
P. 285 P. 515P. 672
Fuel tank
capacity
(Reference)2WD models 11.4 gal. (43 L, 9.5 Imp.gal.)
AWD models 10.6 gal. (40 L, 8.8 Imp.gal.)
Fuel type Unleaded gasoline only P. 667
Cold tire inflation pressure
P. 6 7 2
Engine oil capacity
(Drain and refill — reference)With filter
Without filter4.4 qt.
(4.2 L, 3.7 Imp.qt.)
4.1 qt.
(3.9 L, 3.4 Imp.qt.)
Engine oil type “Toyota Genuine Motor Oil” or
equivalent
Oil grade: API SN/RC multigrade
engine oil
P. 6 6 8