battery TOYOTA PRIUS 2023 Owners Manual

6638-1. Specifications
PRIUS_OM_OM47F32E_(EE)
8
Vehicle specifications
*: The fluid capacity is the quantity of reference.
If replacement is necessary, contact any authorized Toyota retailer or
Toyota authorized repairer, or any reliable repairer.
*: The fluid capacity is the quantity of reference.
If replacement is necessary, contact any authorized Toyota retailer or
Toyota authorized repairer, or any reliable repairer.
Electrical system (12-volt battery)
Specific gravity
reading at 20 C (68F):
1.25 or higher
If the specific gravity is lower than the
standard value, charge the battery.
Charging ratesQuick charge15 A max.
Slow charge5 A max.
Transmission
Fluid capacity*3.6 L (3.8 qt., 3.2 Imp.qt.)
Fluid typeToyota Genuine ATF WS
NOTICE
■ Transmission fluid type
Using transmission fluid other than the above type may cause abnormal
noise or vibration, or ultimately damage the transmission of your vehicle.
Rear differential (rear electric motor) (AWD models)
Fluid capacity*1.2 L (1.3 qt., 1.1 Imp.qt.)
Fluid typeToyota Genuine ATF WS
NOTICE
■Transmission fluid type
Using transmission fluid other than the above type may cause abnormal
noise or vibration, or ultimately damage the transmission of your vehicle.

6788-2. Customization
PRIUS_OM_OM47F32E_(EE)
■In the following situations, customize mode in which the settings can be
changed through the multi-information display will automatically be
turned off.
● A warning message appears after the customize mode screen is displayed.
● The power switch is turned off.
● The vehicle begins to move while the customize mode screen is displayed.
WARNING
■Cautions during customization
As the hybrid system needs to be operating during customization, ensure
that the vehicle is parked in a place with adequate ventilation. In a closed
area such as a garage, exhaust gases including harmful carbon monoxide
(CO) may collect and enter the vehicle. This may lead to death or a serious
health hazard.
NOTICE
■ During customization
To prevent 12-volt battery discharge, ens ure that the hybrid system is oper-
ating while customizing features.

6798-3. Initialization
PRIUS_OM_OM47F32E_(EE)
8
Vehicle specifications
Items to initialize
The following items must be initialized for normal system opera-
tion after such cases as the 12-volt battery being reconnected,
or maintenance being performed on the vehicle:
ItemWhen to initializeReference
Power windowWhen functioning abnormallyP. 2 11
Moon roof (if equipped)When functioning abnormallyP. 217
Parking Support Brake func-
tion (if equipped)After reconnecting or chang-
ing the 12-volt batteryP. 402
S-IPA (Simple Intelligent
Parking Assist System) (if
equipped)After reconnecting or chang-
ing the 12-volt batteryP. 430
Panoramic view monitor (if
equipped)After reconnecting or chang-
ing the 12-volt battery
Refer to
“Navigation
and multi-
media sys-
tem
Owner’s
manual”.
Tire pressure warning sys-
tem (if equipped)
• When rotating the tires on
vehicles with differing front
and rear tire inflation pres-
sures
• When changing the tire infla-
tion pressure by changing
traveling speed or load
weight, etc.
P. 530

682What to do if... (Troubleshooting)
PRIUS_OM_OM47F32E_(EE)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, new genuine mechanical keys can be
made by any authorized Toyota retailer or Toyota authorized repairer, or
any reliable repairer. (P. 173)
●If you lose your electronic keys, the risk of vehicle theft increases signifi-
cantly. Contact any authorized Toyota retailer or Toyota authorized
repairer, or any reliable repairer immediately. (P. 176)
●Is the electronic key battery weak or depleted? (P. 554)
●Is the power switch in ON mode?
When locking the doors, turn the power switch off. (P. 246)
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on
your person.
●The function may not operate properly due to the condition of the radio
wave. (P. 190)
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is
set. Open the rear door from outside and then unlock the child-protector
lock. (P. 180)
If you have a problem, check the following before contacting any
authorized Toyota retailer or Toyota authorized repairer, or any
reliable repairer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opened

683What to do if... (Troubleshooting)
PRIUS_OM_OM47F32E_(EE)
●Did you press the power switch while firmly depressing the brake pedal?
( P. 244)
●Is the shift position in P? (P. 254)
●Is the electronic key anywhere detectable inside the vehicle? (P. 188)
●Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way.
( P. 637)
●Is the 12-volt battery discharged? (P. 639)
●Is the window lock switch pressed?
The power windows except for the one at the driver’s seat cannot be oper-
ated if the window lock switch is pressed. ( P. 210)
●The auto power off function will be operated if the vehicle is left in
ACCESSORY or ON mode (the hybrid system is not operating) for a
period of time. ( P. 2 4 6 )
If you think something is wrong
The hybrid system does not start
The windows do not open or close by operating the power
window switches
The power switch is turned off automatically

687Alphabetical index
PRIUS_OM_OM47F32E_(EE)
Antenna
Smart entry & start system.... 187
Anti-lock brake system
(ABS) ...................................... 441
Function ................................ 441
Warning light ......................... 581
Approach warning ................... 339
Armrest ..................................... 493
Assist grips .............................. 494
Audio input
*
Audio system*
Automatic air conditioning
system .................................... 458
Air conditioning filter.............. 542
Automatic air conditioning
system ................................ 458
Blower customization ............ 462
Eco score (A/C score) ........... 150
Front seat concentrated
airflow mode (S-FLOW)...... 461
Automatic headlight leveling
system .................................... 264
Automatic High Beam
(AHB) ...................................... 266
Automatic light control
system .................................... 263
Auxiliary box ............................ 477Back door ................................. 182
Back-up light ............................ 561
Replacing light bulb .............. 562
Wattage ................................ 667
Battery (12-volt battery) .......... 521
Battery checking ................... 521
If the 12-volt battery is
discharged .......................... 639
Preparing and checking
before winter....................... 452
Replacing .............................. 642
Warning light ......................... 580
Battery (traction battery)........... 84
Air intake vent ......................... 85
Location .................................. 84
Specification ......................... 657
Blind Spot Monitor (BSM) ....... 356
Blind Spot Monitor
function ............................... 372
Rear Crossing Traffic Alert
function ............................... 375
Bluetooth
®*
Bottle holders .......................... 476
Brake
Fluid ...................................... 664
Parking brake........................ 260
Regenerative braking.............. 81
Warning light ......................... 580
Brake assist ............................. 441
Brake Override System ........... 221
Break-in tips ............................. 222
Brightness control
Instrument cluster light
control................................. 102
BSM (Blind Spot Monitor) ....... 356
Blind Spot Monitor function ... 372
Rear Crossing Traffic Alert
function ............................... 375
B
*: Refer to “Navigation and multimedia system Owner’s manual”.

688Alphabetical index
PRIUS_OM_OM47F32E_(EE)
Care ................................... 496, 502
Aluminum wheels .................. 497
Exterior.................................. 496
Front camera......................... 285
Interior ................................... 502
Radar sensor ........................ 284
Seat belts .............................. 503
Water-repellent coating ......... 497
Cargo hooks ............................. 480
Catch protection function ....... 211
Chains ....................................... 453
Child restraint system ............... 54
Child restraint system
installation method................ 67
Fixed with a seat belt .............. 68
Fixed with an ISOFIX lower
anchorage............................. 70
Points to remember................. 54
Riding with children ................. 53
Using a top tether
anchorage............................. 72
Child safety ................................ 53
12-volt battery precautions.... 524
Airbag precautions .................. 41
Back door precautions .......... 184
Child restraint system ............. 54
How your child should wear
the seat belt .......................... 36
Installing child restraints.......... 67
Moon roof precautions .......... 218
Power window lock switch .... 210
Power window precautions ... 213
Rear door child-protectors .... 180
Removed key battery
precautions ......................... 556
Riding with children ................. 53
Seat belt precautions .............. 69
Seat heater precautions ........ 468Child-protectors....................... 180
Cleaning ........................... 496, 502
Aluminum wheels.................. 497
Exterior ................................. 496
Front camera ........................ 285
Hybrid battery (traction
battery) air intake vent ........ 545
Interior................................... 502
Radar sensor ........................ 284
Seat belts .............................. 503
Water-repellent coating......... 497
Clock ......................................... 100
Adjustment ............................ 106
Coat hooks ............................... 493
Combination meter .................. 100
Clock adjustment .................. 106
Main display .......................... 117
Multi-information display ....... 127
Warning lights and
indicators ............................ 110
Condenser ................................ 520
Console box ............................. 474
Coolant ..................................... 518
Capacity ................................ 662
Checking ............................... 518
Preparing and checking
before winter....................... 452
Cooling system ........................ 518
Engine overheating ............... 645
Hybrid system overheating ... 647
Consumption screen ............... 166
Cruise control
Cruise control........................ 346
Dynamic radar cruise control
with full-speed range .......... 329
Cup holders.............................. 475
Curtain shield airbags ............... 39
Customizable features ............ 670
C

690Alphabetical index
PRIUS_OM_OM47F32E_(EE)
ECB (Electronically
Controlled Brake System) .... 441
Eco drive mode ........................ 351
Electric motor (traction motor)
Location .................................. 79
Specification.......................... 657
Electric Power Steering
(EPS) ....................................... 442
Function ................................ 442
Warning light ......................... 581
Electronic key .......................... 172
Battery-saving function ......... 189
If the electronic key does not
operate properly ................. 636
Replacing the battery ............ 554
Electronically Controlled
Brake System (ECB).............. 441
Emergency brake signal ......... 442
Emergency flashers................. 568
Emergency brake signal ....... 442
Emergency tire puncture
repair kit ................................. 602
Emergency, in case of
If a warning buzzer sounds ... 580
If a warning light turns on ...... 580
If a warning message is
displayed ............................ 589
If the 12-volt battery is
discharged .......................... 639
If the electronic key does not
operate properly ................. 636
If the hybrid system will not
start..................................... 634
If the vehicle becomes
stuck ................................... 650
If the vehicle is submerged or
water on the road is
rising ................................... 570If you have a flat tire ..... 598, 618
If you lose your keys ..... 173, 176
If you think something is
wrong.................................. 579
If your vehicle has to be
stopped in an emergency ... 569
If your vehicle needs to be
towed .................................. 572
If your vehicle overheats ....... 645
Energy monitor ................ 130, 166
Engine....................................... 656
Accessory mode ................... 246
Compartment ........................ 514
Engine switch (power
switch) ................................ 244
Exhaust gas precautions ........ 50
Hood ..................................... 511
How to start the hybrid
system ................................ 244
Identification number ............ 656
If the hybrid system will not
start .................................... 634
If your vehicle has to be
stopped in an emergency ... 569
Ignition switch (power
switch) ................................ 244
Overheating .......................... 645
Power switch......................... 244
Engine coolant ......................... 518
Capacity ................................ 662
Checking ............................... 518
Preparing and checking
before winter....................... 452
E

692Alphabetical index
PRIUS_OM_OM47F32E_(EE)
Fuel ........................................... 668
Capacity ................................ 657
Fuel gauge .................... 118, 120
Information ............................ 668
Refueling ............................... 277
Type ...................................... 657
Warning light ......................... 583
Fuel consumption ............ 136, 169
Fuel filler door .......................... 279
Opener .................................. 279
Refueling ............................... 277
When the fuel filler door
cannot be opened ............... 280
Fuses ........................................ 557
Glove box ................................. 474
Hands-free system (for
cellular phone)
*
Head restraints......................... 199
Head-up display ....................... 160
Headlights ................................ 261
AHB (Automatic High
Beam) ................................. 266
Automatic headlight
leveling ............................... 264
Extended Headlight
Lighting system................... 263
Light switch ........................... 261
Replacing light bulbs ............. 565
Heaters
Automatic air conditioning
system ................................ 458
Outside rear view mirrors ...... 463
Seat heaters.......................... 468
High coolant temperature
warning light .......................... 583
High mounted stoplight
Replacing .............................. 565High-voltage components ........ 84
Hill-start assist control............ 442
Hood ......................................... 511
Hooks
Cargo hooks ......................... 480
Coat hooks............................ 493
Grocery bag hook ................. 481
Retaining hooks (floor mat)..... 30
Horn .......................................... 203
Hybrid battery (traction battery)
Air intake vent ......................... 85
Location .................................. 84
Specification ......................... 657
Hybrid battery (traction
battery) air intake vent ............ 85
Cleaning................................ 545
Hybrid system ............................ 79
Brake Override System......... 221
Drive-Start Control ................ 222
Emergency shut off system .... 85
Energy monitor/consumption
screen......................... 130, 166
EV drive mode ...................... 250
High voltage components ....... 84
Hybrid System Indicator........ 132
Hybrid system precautions ..... 84
Hybrid vehicle driving tips ..... 449
If the hybrid system will not
start .................................... 634
Overheating .......................... 645
Power switch......................... 244
Regenerative braking.............. 81
Starting the hybrid system .... 244
Vehicle proximity notification
system .................................. 80
Hybrid System Indicator ......... 132
Hybrid transmission ................ 253
G
H

693Alphabetical index
PRIUS_OM_OM47F32E_(EE)
Identification ............................ 655
Engine ................................... 656
Vehicle .................................. 655
Ignition switch (power
switch) .................................... 244
Auto power off function ......... 246
Changing the power switch
modes................................. 246
If your vehicle has to be
stopped in an emergency ... 569
Starting the hybrid system .... 244
Illuminated entry system......... 472
Immobilizer system ................... 91
Indicators.................................. 110
Initialization .............................. 679
Items to initialize ................... 679
Moon roof .............................. 217
Parking Support Brake
function ............................... 402
Power windows ..................... 211
S-IPA (Simple Intelligent
Parking Assist System)....... 430
Tire pressure warning
system ................................ 531
Inside rear view mirror ............ 205
Instrument cluster light
control .................................... 102
Interior lights ............................ 470
Switch ........................... 471, 472
Wattage................................. 667
Intrusion sensor......................... 96
ISOFIX lower anchorages ......... 70Jack
Positioning a floor jack .......... 513
Vehicle-equipped jack... 600, 619
Jack handle ...................... 600, 619
Jam protection function
Moon roof.............................. 216
Power windows ..................... 211
Keyless entry ........................... 177
Smart entry & start system ... 187
Wireless remote control ........ 177
Keys .......................................... 172
Battery-saving function ......... 189
Electronic key ....................... 172
Engine switch (power
switch) ................................ 244
If the electronic key does not
operate properly ................. 636
If you lose your keys ..... 173, 176
Key number plate.................. 172
Keyless entry ........................ 177
Mechanical key ..................... 173
Power switch......................... 244
Replacing the battery ............ 554
Smart entry & start system ... 187
Warning buzzer..................... 188
Wireless remote control ........ 177
Knee airbag ................................ 39
IJ
K
*: Refer to “Navigation and multimedia system Owner’s manual”.