2020 TOYOTA PRIUS PLUG-IN HYBRID key

7909-2. Customization
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
■Illumination (P. 591)
■Charge settings
■Maintenance system
FunctionDefault
settingCustomized
setting
Time elapsed before the inte-
rior lights turn off15 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 On Off – – O
Interior lights illumination con-
trolOn Off – – O
123
Charge scheduleSetting the charging schedule: P. 179
Charge currentChanging the upper limit of the charging cur-
rent: P. 150
Traction battery heaterSetting “Traction Battery Heater” on/off:
P. 155
Tire pressure warning
systemInitializing the tire pressure warning system:
P. 651

794What to do if... (Troubleshooting)
Prius Plug-in Hybrid_OM_OM47D72E_(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. 279)
●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. 282)
●Is the electronic key battery weak or depleted? (P. 688)
●Is the power switch in ON mode?
When locking the doors, turn the power switch off. (P. 375)
●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. 296)
●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. 286)
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

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

796What to do if... (Troubleshooting)
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
●The seat belt reminder light is flashing
Are the driver and all the passengers wearing the seat belts? (P. 720)
●The parking brake indicator is on
Is the parking brake released? (P. 386)
Depending on the situation, other types of warning buzzer may also sound.
(P. 714, 723)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. (P. 87)
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. 723)
●When a warning light turns on or a warning message is displayed, refer to
P. 714, 723.
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

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

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

806Alphabetical index
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
Jack ........................................... 670
Positioning a floor jack .......... 636
Vehicle-equipped jack ........... 670
Jack handle .............................. 670
Jam protection function .......... 353
Keyless entry ........................... 283
Smart entry & start system.... 293
Wireless remote control ........ 283
Keys .......................................... 278
Battery-saving function ......... 295
Electronic key........................ 278
Engine switch ........................ 373
If the electronic key does not
operate properly ................. 751
If you lose your keys ..... 279, 282
Key number plate .................. 278
Keyless entry ........................ 283
Mechanical key ..................... 279
Power switch ......................... 373
Replacing the battery ............ 688
Smart entry & start system.... 293
Warning buzzer ..................... 294
Wireless remote control ........ 278
Knee airbags .............................. 39
Language (multi-information
display) ................................... 260Lever
Auxiliary catch lever .............. 634
Hood lock release lever ........ 634
Shift lever .............................. 379
Tilt and telescopic steering
lock release lever ............... 346
Turn signal lever ................... 385
Wiper lever............................ 398
License plate lights ................. 387
Light switch ........................... 387
Replacing light bulbs............. 700
Light
AHS (Adaptive High-beam
System) .............................. 391
Door courtesy lights .............. 591
Emergency flasher switch ..... 704
Fog light switch ..................... 397
Follow me home system ....... 388
Headlight switch.................... 387
Illuminated entry system ....... 593
Interior lights ................. 592, 593
Interior light list...................... 591
Luggage compartment
light..................................... 289
Personal lights ...................... 592
Replacing light bulbs............. 695
Shift lever light ...................... 591
Turn signal lever ................... 385
Vanity lights .......................... 605
Wattage ................................ 779
Light bulbs
Replacing .............................. 695
Wattage ................................ 779
LTA (Lane Tracing Assist) ...... 429
Luggage cover ......................... 603
J
K
L

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”.