2020 TOYOTA PRIUS PLUG-IN HYBRID lane assist

7298-2. Steps to take in an emergency
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
8
When trouble arises
■ If “Engine Oil Level Low Add or Replace” is displayed
The engine oil level may be low. Check the level of the engine oil, and add
engine oil if necessary. This message may be displayed if the vehicle is
stopped on a slope. Move the vehicle to a level surface and check if the mes-
sage disappears.
■ If “Accelerator and Brake Pedals Pressed Simultaneously” is shown
The accelerator and brake pedals are being depressed simultaneously.
( P. 360)
Release the accelerator pedal and depress the brake pedal.
■ If a message that indicates the malfunction of front camera is displayed
The following systems may be suspended until the problem shown in the
message is resolved. ( P. 416, 714)
● PCS (Pre-Collision System)
● LTA (Lane Tracing Assist)
● AHS (Adaptive High-beam System)
● RSA (Road Sign Assist)
● Dynamic radar cruise control with full-speed range
■ If “Radar Cruise Control Unavailable See Owner’s Manual” is shown
The dynamic radar cruise control with full-speed range system is suspended
temporarily or until the problem show n in the message is resolved. (causes
and coping methods: P. 416)
■ If “Radar Cruise Control Unavailable” is shown
The dynamic radar cruise control with full-speed range system cannot be
used temporarily. Use the system when it becomes available again.
■ If the shift position cannot be changed or the power switch is turned to
ACCESSORY mode even if trying to turn the power switch off when a
warning message is shown
If the 12-volt battery is discharged or the shift control system is malfunction-
ing, the followings may occur.
● The shift position may not be changed to P.
When parking, stop the vehicle on level ground and apply the parking brake
firmly.
● The hybrid system may not start.
● The power switch may be turned to ACCESSORY mode even if trying to
turn the power switch off.
In this case, the power switch may be turned off after applying the parking
brake.
● The automatic P position selection function (P. 382) may not operate.
Before turning the power switch off, be sure to press the P position switch
and check that the shift position is in P by the shift position indicator or P
position switch indicator.

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

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

807Alphabetical index
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
Main display ............................. 222
Maintenance
Do-it-yourself maintenance ... 631
Maintenance data ................. 770
Maintenance requirements ... 628
Malfunction indicator lamp ..... 715
Master warning light ................ 723
Meter ......................................... 204
Clock adjustment .................. 210
Combination meter................ 204
Head-up display .................... 264
Indicators .............................. 216
Instrument cluster light
control................................. 206
Main display .......................... 222
Multi-information display ....... 230
Warning lights ....................... 215
Warning messages ............... 723
Microphone
*
Mirrors
Inside rear view mirror .......... 348
Outside rear view mirror
defoggers............................ 577
Outside rear view mirrors ...... 350
Vanity mirrors ........................ 605Multi-information display ........ 230
Air conditioning system
settings screen ................... 252
Audio system-linked
display ................................ 251
BSM (Blind Spot Monitor) ..... 473
Display contents ................... 230
Drive information................... 232
Driving assist system
information.......................... 256
Dynamic radar cruise control
with full-speed range .......... 451
Energy monitor ..................... 233
Language .............................. 260
LTA (Lane Tracing Assist) .... 438
Parking Support Brake
function ............................... 516
Pre-collision warning............. 419
RSA (Road Sign Assist)........ 446
S-IPA (Simple Intelligent
Parking Assist System) ...... 527
Settings ................................. 257
Toyota parking assist
sensor................................. 500
Warning message ................. 256
M
*: Refer to “Navigation system Owner’s manual”.

810Alphabetical index
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
S-FLOW (Front seat
concentrated airflow
mode)...................................... 575
S-IPA (Simple Intelligent
Parking Assist System) ........ 523
Seat back pockets ................... 599
Seat belts .................................... 34
Adjusting the seat belt............. 35
Child restraint system
installation............................. 68
Cleaning and maintaining
the seat belt ........................ 625
Emergency Locking
Retractor (ELR) .................... 36
How to wear your seat belt ..... 32
How your child should wear
the seat belt .......................... 36
Pregnant women, proper
seat belt use ......................... 37
Reminder light and buzzer .... 717
Seat belt pretensioners ........... 35
SRS warning light ................. 715
Seat heaters ............................. 589
Seats ................................. 339, 341
Adjustment ............................ 339
Adjustment precautions ........ 340
Armrest ................................. 613
Child seats/child restraint
system installation ................ 67
Cleaning ................................ 622
Front seats ............................ 339
Head restraint ....................... 343
Properly sitting in the seat....... 32
Rear seats............................. 341
Seat back pocket .................. 599
Seat heaters.......................... 589Sensor
AHS (Adaptive High-beam
System) .............................. 391
Automatic headlight
system ................................ 388
BSM (Blind Spot Monitor) ..... 488
Door handle .......................... 283
Front camera ........................ 406
Humidity sensor .................... 584
Inside rear view mirror .......... 349
Intrusion sensor ...................... 90
LTA (Lane Tracing Assist) .... 429
Parking Support Brake
function ............................... 499
Radar sensor ........................ 406
Rain-sensing windshield
wipers ................................. 399
RCTA (Rear Crossing Traffic
Alert function) ..................... 488
S-IPA (Simple Intelligent
Parking Assist System) ...... 553
Toyota parking
assist-sensor ...................... 499
Service plug ............................. 108
Service reminder indicators ... 214
Shift lever ................................. 379
Shift lever light......................... 591
Side airbags ............................... 39
Side doors ................................ 283
Side mirrors ............................. 350
Adjustment ............................ 350
BSM (Blind Spot Monitor) ..... 473
Folding .................................. 350
Outside rear view mirror
defoggers ........................... 577
S

811Alphabetical index
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
Side turn signal lights ............. 385
Replacing light bulbs ............. 700
Turn signal lever ................... 385
Side windows ........................... 352
Water-repellent coating ......... 617
Simple Intelligent Parking
Assist System (S-IPA) ........... 523
Smart entry & start system ..... 293
Antenna location ................... 293
Entry functions ...................... 283
Starting the hybrid system .... 373
Smart lid & connector
locking system ...................... 140
Snow tires................................. 566
Solar charging system ............ 188
Spark plug ................................ 776
Specifications .......................... 770
Speech command system
*
Speed limiter ............................ 470
Speedometer ............................ 222
SRS airbags................................ 39
Steering wheel ......................... 346
Adjustment ............................ 346
Audio switches
*
Meter control switches .......... 205
Talk switch
*
Telephone switches*
TRIP switch ........................... 224
Stop lights
Replacing light bulbs ............. 700
Storage feature ........................ 594
Storage precautions ................ 594
Stuck
If the vehicle becomes
stuck ................................... 766
Sun visors ................................ 605Switch
AHS (Adaptive High-beam
System) switch ................... 392
Audio remote control
switches
*
Camera switch*
Charging schedule switch ..... 179
Cruise control switch............. 451
Door lock switches ................ 285
Driving mode select switch ... 468
Emergency flashers switch ... 704
Engine switch........................ 373
EV City mode switch ............... 98
EV/HV mode selection
switch ................................... 98
Fog light switch ..................... 397
Fuel filler door opener
switch ................................. 403
“HUD” (Head-up display)
switch ................................. 266
Ignition switch ....................... 373
Instrument cluster light
control switch...................... 206
LTA (Lane Tracing Assist)
switch ................................. 437
Light switch ........................... 387
Meter control switches .......... 205
Outside rear view mirror
switches.............................. 350
P position switch ................... 380
Power door lock switches ..... 285
Power switch......................... 373
Power window switch............ 352
*: Refer to “Navigation system Owner’s manual”.

813Alphabetical index
Prius Plug-in Hybrid_OM_OM47D72E_(EE)
TRC (Traction Control) ............ 559
Function ................................ 559
VSC OFF switch ................... 561
Trip meters ............................... 224
Turn signal lights ..................... 385
Replacing light bulbs ............. 700
Turn signal lever ................... 385
USB port
*
Vanity lights ............................. 605
Wattage................................. 779
Vanity mirrors .......................... 605
Vehicle data recording .............. 10
Vehicle identification
number ................................... 771
Vehicle proximity notification
system .................................... 103
Vehicle Stability Control
(VSC)....................................... 559
VSC (Vehicle Stability
Control) .................................. 559
VSC+ (Vehicle Stability
Control+) ................................ 559Warning buzzers
Approach warning ................. 461
Brake system ........................ 714
LTA (Lane Tracing Assist) .... 434
Open door ..................... 286, 717
Parking Support Brake
function ............................... 516
Pre-collision warning............. 419
Radar cruise control.............. 461
RCTA (Rear Crossing Traffic
Alert)................................... 473
RSA (Road Sign Assist)........ 445
Seat belt reminder ................ 717
Shift position ......................... 381
Toyota parking assist
sensor................................. 503
U
V
W
*: Refer to “Navigation system Owner’s manual”.