2023 TOYOTA PRIUS PLUG-IN HYBRID warning

7359-2. Customization
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
9
Vehicle specifications
■In the following situations, customize mode in which the settings can be
changed through the multi-information display will automatically be
turned off.
● 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.

7369-3. Initialization
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
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. 304
Parking Support Brake func-
tion (if equipped)After reconnecting or chang-
ing the 12-volt batteryP. 470
S-IPA (Simple Intelligent
Parking Assist System) (if
equipped)After reconnecting or chang-
ing the 12-volt batteryP. 498
Tire pressure warning sys-
tem
• 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. 601

740What to do if... (Troubleshooting)
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
●The seat belt reminder light is flashing
Are the driver and all the passengers wearing the seat belts? (P. 664)
●The parking brake indicator is on
Is the parking brake released? (P. 336)
Depending on the situation, other types of warning buzzer may also sound.
(P. 659, 667)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. (P. 76)
To stop the alarm, turn the power switch to ON mode or start the hybrid sys-
tem.
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display. (P. 667)
●When a warning light turns on or a warning message is displayed, refer to
P. 659, 667.
A warning buzzer sounds during driving
An alarm is activated and the horn sounds
(vehicles with alarm)
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed

742Alphabetical index
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
Alphabetical index
A/C............................................. 522
Air conditioning filter.............. 625
Automatic air conditioning
system ................................ 522
Blower customization ............ 526
Eco score (A/C score) ........... 244
Front seat concentrated
airflow mode (S-FLOW)...... 525
Humidity sensor .................... 534
Remote Air Conditioning
System................................ 535
ABS (Anti-lock Brake
System) .................................. 509
Function ................................ 509
Warning light ......................... 660
AHS (Adaptive High-beam
System) .................................. 341
Air conditioning filter .............. 625
Air conditioning system .......... 522
Air conditioning filter.............. 625
Automatic air conditioning
system ................................ 522
Blower customization ............ 526
Eco score (A/C score) ........... 244
Front seat concentrated
airflow mode (S-FLOW)...... 525
Humidity sensor .................... 534
Remote Air Conditioning
System................................ 535
Air intake vent ............................ 99
Cleaning ................................ 573Airbag manual on-off
system ...................................... 51
Airbags ....................................... 39
Airbag manual on-off
system .................................. 51
Airbag operating conditions .... 45
Airbag precautions for your
child ...................................... 41
Airbag warning light .............. 660
Correct driving posture ........... 32
Curtain shield airbag
operating conditions ............. 45
Curtain shield airbag
precautions........................... 43
General airbag precautions .... 41
Locations of airbags................ 39
Modification and disposal of
airbags.................................. 44
Side airbag operating
conditions ............................. 45
Side airbag precautions .......... 42
Side and curtain shield
airbags operating
conditions ............................. 45
Side and curtain shield
airbags precautions .............. 43
SRS airbags............................ 39
Alarm .......................................... 76
Alarm ...................................... 76
Intrusion sensor ...................... 79
A

743Alphabetical index
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
Antenna
Smart entry & start system.... 283
Anti-lock brake system
(ABS) ...................................... 509
Function ................................ 509
Warning light ......................... 660
Approach warning ................... 411
Armrest ..................................... 563
Assist grips .............................. 564
Audio input
*
Audio system*
Automatic air conditioning
system .................................... 522
Air conditioning filter.............. 625
Automatic air conditioning
system ................................ 522
Blower customization ............ 526
Eco score (A/C score) ........... 244
Front seat concentrated
airflow mode (S-FLOW)...... 525
Humidity sensor .................... 534
Remote Air Conditioning
System................................ 535
Automatic headlight leveling
system .................................... 339
Automatic light control
system .................................... 338
Auxiliary boxes ........................ 548
Back door ................................. 278
Back-up light ............................ 639
Replacing light bulbs ............. 640
Wattage................................. 723Battery (12-volt battery) .......... 594
Battery checking ................... 594
Exchanging ........................... 702
If the 12-volt battery is
discharged .......................... 699
Preparing and checking
before winter....................... 516
Replacing .............................. 702
Warning light ......................... 659
Battery (traction battery)........... 98
Air intake vent ......................... 99
Charging ............................... 111
Location .................................. 98
Specification ......................... 717
Status indicator ..................... 113
Blind Spot Monitor (BSM) ....... 423
Blind Spot Monitor function ... 439
Rear Crossing Traffic Alert
function ............................... 443
Bluetooth
®*
Bottle holders .......................... 547
Brake
Fluid ...................................... 722
Parking brake........................ 336
Regenerative braking.............. 93
Warning light ......................... 659
Brake assist ............................. 509
Brake Override System ........... 310
Break-in tips ............................. 311
Brightness control
Instrument cluster light
control................................. 196
BSM (Blind Spot Monitor) ....... 423
Blind Spot Monitor function ... 439
Rear Crossing Traffic Alert
function ............................... 443
B
*: Refer to “Navigation system Owner’s manual”.

745Alphabetical index
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
Child-protectors ....................... 276
Cleaning............................ 566, 572
Aluminum wheels .................. 567
Exterior.................................. 566
Front camera......................... 358
Hybrid battery (traction
battery) air intake vent ........ 573
Interior ................................... 572
Radar sensor ........................ 357
Seat belts .............................. 575
Water-repellent coating ......... 567
Clock ......................................... 194
Adjustment ............................ 200
Coat hooks ............................... 563
Combination meter .................. 194
Clock adjustment .................. 200
Main display .......................... 212
Multi-information display ....... 220
Warning lights and
indicators ............................ 204
Condenser ................................ 593
Console box ............................. 545
Consumption screen ............... 264
Coolant ..................................... 591
Capacity ................................ 720
Checking ............................... 591
Preparing and checking
before winter....................... 516
Cooling system ........................ 591
Engine overheating ............... 705
Hybrid system overheating ... 707
Cruise control
Dynamic radar cruise control
with full-speed range .......... 401
Cup holders .............................. 546
Curtain shield airbags ............... 39
Customizable features ............ 726Daytime running light
system .................................... 338
Deck board ............................... 550
Defogger
Outside rear view mirrors...... 527
Rear window ......................... 527
Windshield ............................ 527
Dimension ................................ 714
Display
Drive information................... 222
Dynamic radar cruise control
with full-speed range .......... 401
Energy monitor ............. 223, 261
Head-up display .................... 254
LTA (Lane Tracing Assist) .... 388
Main display .......................... 212
Multi-information display ....... 220
Parking Support Brake
function ............................... 468
Pre-collision warning............. 369
RCTA detection screen......... 423
RSA (Road Sign Assist)........ 396
S-IPA (Simple Intelligent
Parking Assist System) ...... 477
Toyota parking assist
sensor................................. 451
Warning messages ............... 667
Do-it-yourself maintenance .... 581
Door courtesy lights................ 541
Location ................................ 541
Wattage ................................ 723D

746Alphabetical index
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
Doors ................................ 273, 278
Back door .............................. 278
Door glasses ......................... 303
Door lock ............................... 273
Open door warning buzzer.... 276
Open door warning light ........ 662
Outside rear view mirrors ...... 301
Rear door child-protectors .... 276
Side doors ............................. 273
Side windows ........................ 303
Double locking system.............. 75
Drive information ..................... 222
Drive-Start Control (DSC)........ 309
Sudden start restraint
control................................. 309
Driver’s seat belt reminder
light ......................................... 662
Driving ...................................... 308
Break-in tips .......................... 311
Correct driving posture............ 32
Driving in the rain .................. 310
Driving mode select switch ... 418
Plug-in hybrid vehicle driving
tips ...................................... 105
Procedures............................ 308
Winter drive tips .................... 516
DSC (Drive-Start Control)........ 309
Sudden start restraint
control................................. 309
Dynamic radar cruise control
with full-speed range ............ 401
ECB (Electronically
Controlled Brake System) .... 509
Eco drive mode ........................ 418
Electric motor (traction
motor) ....................................... 84
Location .................................. 84
Specification.......................... 717Electric Power Steering
(EPS)....................................... 510
Function ................................ 510
Warning light ......................... 660
Electronic key .......................... 268
Battery-saving function ......... 285
If the electronic key does not
operate properly ................. 695
Replacing the battery ............ 632
Electronically Controlled
Brake System (ECB) ............. 509
Emergency, in case of
If a warning buzzer sounds ... 659
If a warning light turns on...... 659
If a warning message is
displayed ............................ 667
If the 12-volt battery is
discharged .......................... 699
If the electronic key does not
operate properly ................. 695
If the hybrid system will not
start .................................... 693
If the vehicle becomes
stuck ................................... 710
If the vehicle is submerged
or water on the road
is rising ............................... 650
If you have a flat tire ............. 675
If you lose your keys ..... 269, 272
If you think something is
wrong.................................. 658
If your vehicle has to be
stopped in an emergency ... 649
If your vehicle needs to be
towed .................................. 652
If your vehicle overheats ....... 705
E

747Alphabetical index
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
Emergency brake signal ......... 510
Emergency flashers................. 648
Emergency brake signal ....... 510
Emergency tire puncture
repair kit ................................. 675
Energy monitor ................ 223, 261
Engine
Accessory mode ................... 325
Compartment ........................ 587
Engine switch ........................ 323
Exhaust gas precautions......... 50
Hood ..................................... 584
How to start the hybrid
system ................................ 323
Identification number............. 716
If the hybrid system will not
start..................................... 693
If your vehicle has to be
stopped in an emergency ... 649
Ignition switch (power
switch) ................................ 323
Overheating .......................... 705
Power switch ......................... 323
Engine coolant ......................... 591
Capacity ................................ 720
Checking ............................... 591
Preparing and checking
before winter....................... 516Engine oil ................................. 588
Capacity ................................ 717
Checking ............................... 588
Oil pressure warning light ..... 660
Preparing and checking
before winter....................... 516
Engine switch (power
switch) .................................... 323
Auto power off function ......... 325
Changing the power switch
modes................................. 325
If your vehicle has to be
stopped in an emergency ... 649
Starting the hybrid system .... 323
EPS (Electric Power
Steering)................................. 510
Function ................................ 510
Warning light ......................... 660
EV City mode switch ................. 88
EV driving range ...................... 109
EV mode ..................................... 85
EV/HV mode selection
switch ....................................... 88
Exhaust gas precautions .......... 50
Extended Headlight
Lighting system..................... 338