window TOYOTA PRIUS PLUG-IN HYBRID 2021 Service Manual

7518-2. Steps to take in an emergency
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
8
When trouble arises
If the electronic key does not operate
properly
Use the mechanical key ( P. 279) in order to perform the following
operations:
Locks all the doors
Closes the windows (turn and
hold)*
Unlocks all the doors
Opens the windows (turn and
hold)*
*: This setting must be customized at
any authorized Toyota retailer or
Toyota authorized repairer, or any
reliable repairer. ( P. 782)
If communication between the electronic key and vehicle is inter-
rupted ( P. 296) or the electronic key cannot be used because the
battery is depleted, the smart entry & start system and wireless
remote control cannot be used. In such cases, the doors can be
opened and the hybrid system can be started by following the pro-
cedure below.
Locking and unlocking the doors
1
2
3
4

7548-2. Steps to take in an emergency
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
■Stopping the hybrid system
Set the parking brake, shift the shift position to P and press the power switch
as you normally do when stopping the hybrid system.
■ Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the
electronic key battery be replaced imm ediately when the battery is depleted.
( P. 688)
■ Alarm (if equipped)
Using the mechanical key to lock the doors will not set the alarm system.
If a door is unlocked using the mechanical key when the alarm system is set,
the alarm may be triggered. ( P. 8 7 )
■ Changing power switch modes
Release the brake pedal and press the power switch in step above. The
hybrid system does not start and modes will be changed each time the switch
is pressed. ( P. 375)
■ When the electronic key does not work properly
● Make sure that the smart entry & start system has not been deactivated in
the customization setting. If it is off, turn the function on.
(Customizable features: P. 782)
● Check if battery-saving mode is set. If it is set, cancel the function.
( P. 295)
WARNING
■When using the mechanical key and operating the power windows
Operate the power window after checking to make sure that there is no pos-
sibility of any passenger having any of their body parts caught in the win-
dow.
Also, do not allow children to operate the mechanical key. It is possible for
children and other passengers to get caught in the power window.
3

7859-2. Customization
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
9
Vehicle specifications
■Power windows (P. 352)
■Reverse warning buzzer (P. 382)
■Turn signal lever (P. 385)
FunctionDefault
settingCustomized
setting
Mechanical key linked opera-
tion (open)Off On – – O
Mechanical key linked opera-
tion (close)Off On – – O
Wireless remote control linked
operation (open)Off On – – O
Wireless remote control linked
operation (close)Off On – – O
Mechanical key, wireless
remote control linked opera-
tion signal (buzzer)On Off – – O
123
FunctionDefault
settingCustomized
setting
Signal (buzzer) when the shift
position is in RSingleIntermittent––O
123
FunctionDefault
settingCustomized
setting
Times of flashing of the lane
change signal flashers3Off
––O 5
7
123

7929-3. Initialization
Prius Plug-in Hybrid_OM_OM47D72E_(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. 353
Parking Support Brake func-
tion (if equipped)After reconnecting or chang-
ing the 12-volt batteryP. 520
S-IPA (Simple Intelligent
Parking Assist System) (if
equipped)After reconnecting or chang-
ing the 12-volt batteryP. 548
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. 651

795What to do if... (Troubleshooting)
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
●Did you press the power switch while firmly depressing the brake pedal?
( P. 373)
●Is the shift position in P? (P. 380)
●Is the electronic key anywhere detectable inside the vehicle? (P. 294)
●Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way.
( P. 752)
●Is the 12-volt battery discharged? (P. 755)
●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. 352)
●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. 3 7 5 )
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

800Alphabetical index
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
Care ................................... 616, 622
Aluminum wheels .................. 617
Exterior.................................. 616
Front camera......................... 408
Interior ................................... 622
Radar sensor ........................ 407
Seat belts .............................. 625
Water-repellent coating ......... 617
Catch protection function ....... 353
Chains ....................................... 567
Charging ................................... 121
Charging cable ...................... 126
Charging equipment.............. 121
Charging indicator ................. 125
Charging messages .............. 197
Charging precautions ............ 172
Charging procedure .............. 165
Charging time may
increase .............................. 154
Charging schedule
function ............................... 176
High voltage components ..... 108
Information related to
charging display.................. 159
Opening and closing the
charging port lid .................. 122
Power sources
precautions ......................... 151
Power sources that can be
used.................................... 149
Safety functions ............ 161, 171
Solar charging system .......... 188
When normal charging
cannot be carried out.......... 192
Charging cable ......................... 126
CCID (Charging Circuit
Interrupting Device) ............ 126
Charging cable types ............ 127If the charging cable cannot
be unlocked ........................ 146
Indicator ................................ 130
Maintenance ......................... 136
Replacing the plug-cord ........ 132
Safety functions .................... 129
Charging port ........................... 121
Opening and closing ............. 122
Smart lid & connector
locking system .................... 140
If the charging port lid does
not open ............................. 143
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 ... 646
Airbag precautions .................. 41
Back door precautions .......... 290
Charging precautions............ 160
Child restraint system ............. 54
How your child should wear
the seat belt.......................... 36
Installing child restraints ......... 67
Power window lock switch .... 352
Power window precautions ... 355
Rear door child-protectors .... 286
Removed key battery
precautions......................... 690
Riding with children................. 53
Seat belt precautions .............. 69
Seat heater precautions........ 589
C

801Alphabetical index
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
Child-protectors ....................... 286
Cleaning............................ 616, 622
Aluminum wheels .................. 617
Exterior.................................. 616
Front camera......................... 408
Hybrid battery (traction
battery) air intake vent ........ 623
Interior ................................... 622
Radar sensor ........................ 407
Seat belts .............................. 625
Water-repellent coating ......... 617
Clock ......................................... 204
Adjustment ............................ 210
Coat hooks ............................... 613
Combination meter .................. 204
Clock adjustment .................. 210
Main display .......................... 222
Multi-information display ....... 230
Warning lights and
indicators ............................ 214
Condenser ................................ 643
Console box ............................. 595
Consumption screen ............... 275
Coolant ..................................... 641
Capacity ................................ 776
Checking ............................... 641
Preparing and checking
before winter....................... 566
Cooling system ........................ 641
Engine overheating ............... 761
Hybrid system overheating ... 763
Cruise control
Dynamic radar cruise control
with full-speed range .......... 451
Cup holders .............................. 596
Curtain shield airbags ............... 39
Customizable features ............ 782Daytime running light
system .................................... 388
Deck board ............................... 600
Defogger
Outside rear view mirrors...... 577
Rear window ......................... 577
Windshield ............................ 577
Dimension ................................ 770
Display
Drive information................... 232
Dynamic radar cruise control
with full-speed range .......... 451
Energy monitor ............. 233, 272
Head-up display .................... 264
LTA (Lane Tracing Assist) .... 438
Main display .......................... 222
Multi-information display ....... 230
Parking Support Brake
function ............................... 516
Pre-collision warning............. 419
RCTA detection screen......... 473
RSA (Road Sign Assist)........ 446
S-IPA (Simple Intelligent
Parking Assist System) ...... 527
Toyota parking assist
sensor................................. 500
Warning messages ............... 723
Do-it-yourself maintenance .... 631
Door courtesy lights................ 591
Location ................................ 591
Wattage ................................ 779D

802Alphabetical index
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
Doors ................................ 283, 288
Back door .............................. 288
Door glasses ......................... 352
Door lock ............................... 283
Open door warning buzzer.... 286
Open door warning light ........ 717
Outside rear view mirrors ...... 350
Rear door child-protectors .... 286
Side doors ............................. 283
Side windows ........................ 352
Double locking system.............. 86
Drive information ..................... 232
Drive-Start Control................... 360
Driver’s seat belt reminder
light ......................................... 717
Driving ...................................... 358
Break-in tips .......................... 361
Correct driving posture............ 32
Driving in the rain .................. 359
Driving mode select switch ... 468
Plug-in hybrid vehicle driving
tips ...................................... 115
Procedures............................ 358
Winter drive tips .................... 566
Dynamic radar cruise control
with full-speed range ............ 451
ECB (Electronically
Controlled Brake System) .... 559
Eco drive mode ........................ 468
Electric motor (traction
motor) ....................................... 94
Location .................................. 94
Specification.......................... 773Electric Power Steering
(EPS)....................................... 560
Function ................................ 560
Warning light ......................... 715
Electronic key .......................... 278
Battery-saving function ......... 295
If the electronic key does not
operate properly ................. 751
Replacing the battery ............ 688
Electronically Controlled
Brake System (ECB) ............. 559
Emergency, in case of
If a warning buzzer sounds ... 714
If a warning light turns on...... 714
If a warning message is
displayed ............................ 723
If the 12-volt battery is
discharged .......................... 755
If the electronic key does not
operate properly ................. 751
If the hybrid system will not
start .................................... 749
If the vehicle becomes
stuck ................................... 766
If the vehicle is trapped in
rising water ......................... 706
If you have a flat tire ............. 731
If you lose your keys ..... 279, 282
If you think something is
wrong.................................. 713
If your vehicle has to be
stopped in an emergency ... 705
If your vehicle needs to be
towed .................................. 707
If your vehicle overheats ....... 761
E

805Alphabetical index
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
Horn .......................................... 346
HV mode ..................................... 95
Hybrid battery (traction
battery) ................................... 108
Air intake vent ....................... 109
Charging ............................... 121
Location ................................ 108
Specification.......................... 773
Status indicator ..................... 123
Hybrid battery (traction
battery) air intake vent .......... 109
Cleaning ................................ 623
Hybrid system ............................ 94
Brake Override System ......... 360
Consumption screen ..... 244, 275
Drive-Start Control ................ 360
Emergency shut off system... 109
Energy monitor.............. 233, 272
High voltage components ..... 108
Hybrid System Indicator ........ 236
If the hybrid system will not
start..................................... 749
Overheating .......................... 761
Plug-in hybrid system
precautions ......................... 108
Plug-in hybrid vehicle driving
tips ...................................... 115
Power switch ......................... 373
Regenerative braking ............ 103
Starting the hybrid system .... 373
Vehicle proximity notification
system ................................ 103
Hybrid System Indicator ......... 236
Hybrid transmission ................ 379Identification ............................ 771
Engine................................... 772
Vehicle .................................. 771
Ignition switch (power
switch) .................................... 373
Auto power off function ......... 375
Changing the power switch
modes................................. 375
If your vehicle has to be
stopped in an emergency ... 705
Starting the hybrid system .... 373
Illuminated entry system ........ 593
Immobilizer system ................... 74
Indicators ................................. 214
Initialization .............................. 792
Items to initialize ................... 792
Parking Support Brake
function ............................... 520
Power windows ..................... 353
S-IPA (Simple Intelligent
Parking Assist System) ...... 548
Tire pressure warning
system ................................ 652
Inside rear view mirror ............ 348
Instrument cluster light
control .................................... 206
Interior lights............................ 591
Switch ........................... 592, 593
Wattage ................................ 779
Intrusion sensor ........................ 90
ISOFIX lower anchorages ......... 70I
*: Refer to “Navigation system Owner’s manual”.

809Alphabetical index
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
Power outlets ........................... 606
Power sources ......................... 149
Power steering (Electric
Power Steering) ..................... 560
Function ................................ 560
Warning light ......................... 715
Power switch ............................ 373
Auto power off function ......... 375
Changing the power
switch modes...................... 375
If your vehicle has to be
stopped in an emergency ... 705
Starting the hybrid system .... 373
Power windows ........................ 352
Catch protection function ...... 353
Door lock linked window
operation............................. 354
Jam protection function ......... 353
Operation .............................. 352
Window lock switch ............... 352
Pre-Collision System (PCS) .... 418
Enabling/disabling the
system ................................ 422
Function ................................ 418
Warning light ......................... 716
Radar cruise control
Dynamic radar cruise control
with full-speed range .......... 451
Radiator .................................... 643
Radio
*
RCTA (Rear Crossing Traffic
Alert) ....................................... 493
Blind Spot Monitor
function ............................... 489
Rear Crossing Traffic Alert
function ............................... 493Rear Crossing Traffic Alert
(RCTA) .................................... 493
Blind Spot Monitor
function ............................... 489
Rear Crossing Traffic Alert
function ............................... 493
Rear fog light ........................... 397
Replacing light bulbs............. 700
Switch ................................... 397
Rear passengers’ seat belt
reminder light ........................ 717
Rear seat .................................. 341
Rear turn signal lights............. 385
Replacing light bulbs............. 700
Turn signal lever ................... 385
Rear view mirror
Inside rear view mirror .......... 348
Outside rear view mirrors...... 350
Rear view monitor system
*
Rear window defogger ............ 577
Refueling .................................. 401
Capacity ................................ 772
Fuel types ............................. 772
Opening the fuel tank cap ..... 403
When the fuel filler door
cannot be opened............... 403
Regenerative braking .............. 103
Remote Air Conditioning
System ................................... 585
Replacing
Electronic key battery ........... 688
Fuses .................................... 691
Light bulbs ............................ 695
Tires ...................................... 669
Wiper insert........................... 685
Road accident cautions .......... 112
Road Sign Assist (RSA) .......... 445
RSA (Road Sign Assist) .......... 445
R
*: Refer to “Navigation system Owner’s manual”.