
6047-3. Do-it-yourself maintenance
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
■Situations in which the tire pressure warning system may not operate
properly
●In the following cases, the tire pressure warning system may not operate
properly.
• If non-genuine Toyota wheels are used.
• When a replacement tire is used, the system may not operate correctly
due to the structure of the replacement tire.
• A tire has been replaced with a tire that is not of the specified size.
• Tire chains etc. are equipped.
• An auxiliary-supported run-flat tire is equipped.
• If a window tint that affects the radio wave signals is installed.
• If there is a lot of snow or ice on the vehicle, particularly around the
wheels or wheel housings.
• If the tire inflation pressure is extremely higher than the specified level.
• If wheel without the tire pressure warning valve and transmitter is used.
• If the ID code on the tire pressure warning valves and transmitters is not
registered in the tire pressure warning computer.
●Performance may be affected in the following situations.
• Near a TV tower, electric power plant, gas station, radio station, large dis-
play, airport or other facility that generates strong radio waves or electri-
cal noise
• When carrying a portable radio, cellular phone, cordless phone or other
wireless communication device
●When the vehicle is parked, the time taken for the warning to start or go off
could be extended.
●When tire inflation pressure declines rapidly for example when a tire has
burst, the warning may not function.

737
Index
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
What to do if...
(Troubleshooting) ..................... 738
Alphabetical index ...................... 742
For information regarding the equipment listed below, refer to
the “Navigation system Owner’s manual”.
• Navigation system
• Audio/visual system
• Panoramic view monitor
• Hands-free system (for cellular phone)
• Toyota parking assist monitor

748Alphabetical index
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
Flat tire ...................................... 675
Floor mats .................................. 30
Fluid
Brake..................................... 722
Transmission......................... 721
Washer.................................. 598
Fog lights.................................. 347
Replacing light bulbs ............. 644
Switch ................................... 347
Footwell lights.......................... 541
Front doors............................... 273
Front fog lights ........................ 347
Replacing light bulbs ............. 644
Switch ................................... 347
Front passenger’s seat belt
reminder light ........................ 662
Front position lights ................ 337
Light switch ........................... 337
Replacing light bulbs ............. 644
Front seat concentrated
airflow mode (S-FLOW)......... 525
Front seats ............................... 290
Adjustment ............................ 290
Cleaning ................................ 572
Correct driving posture............ 32
Head restraints...................... 294
Seat heaters.......................... 539
Front turn signal lights............ 335
Replacing light bulbs ............. 644
Turn signal lever ................... 335
Fuel ........................................... 351
Capacity ................................ 716
Fuel gauge ............................ 212
Information ............................ 724
Refueling ............................... 351
Type ...................................... 716
Warning light ......................... 662
Fuel consumption ............ 234, 264
Average fuel consumption .... 234
Current fuel consumption ...... 264Fuel filler door.......................... 353
Opener .................................. 353
Refueling............................... 351
When the fuel filler door
cannot be opened............... 353
Fuses ........................................ 635
Glove box ................................. 545
Hands-free system (for
cellular phone)
*
Head restraints ........................ 294
Head-up display ....................... 254
Headlights ................................ 337
AHS (Adaptive High-beam
System) .............................. 341
Automatic headlight
leveling ............................... 339
Extended Headlight
Lighting system .................. 338
Light switch ........................... 337
Replacing light bulbs............. 644
Heaters
Automatic air conditioning
system ................................ 522
Hybrid battery (traction
battery) ............................... 144
Outside rear view mirrors...... 527
Seat heaters ......................... 539
High coolant temperature
warning light .......................... 661
High mounted stoplight
Replacing .............................. 644
High-voltage components ........ 98
Hill-start assist control............ 509
Hood ......................................... 584
F
G
H

751Alphabetical index
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
Main display ............................. 212
Maintenance
Do-it-yourself maintenance ... 581
Maintenance data ................. 714
Maintenance requirements ... 578
Malfunction indicator lamp ..... 660
Master warning light ................ 667
Meter ......................................... 194
Clock adjustment .................. 200
Combination meter................ 194
Head-up display .................... 254
Indicators .............................. 206
Instrument cluster light
control................................. 196
Main display .......................... 212
Multi-information display ....... 220
Warning lights ....................... 205
Warning messages ............... 667
Microphone
*
Mirrors
Inside rear view mirror .......... 299
Outside rear view mirror
defoggers............................ 527
Outside rear view mirrors ...... 301
Vanity mirrors ........................ 555Multi-information display ........ 220
Air conditioning system
settings screen ................... 242
Audio system-linked
display ................................ 241
BSM (Blind Spot Monitor) ..... 423
Display contents ................... 220
Drive information................... 222
Driving assist system
information.......................... 246
Dynamic radar cruise control
with full-speed range .......... 401
Energy monitor ..................... 223
Language .............................. 250
LTA (Lane Tracing Assist) .... 388
Parking Support Brake
function ............................... 468
Pre-collision warning............. 369
RSA (Road Sign Assist)........ 396
S-IPA (Simple Intelligent
Parking Assist System) ...... 477
Settings ................................. 247
Toyota parking assist
sensor................................. 451
Warning message ................. 246
M
*: Refer to “Navigation system Owner’s manual”.

755Alphabetical index
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
Side turn signal lights ............. 335
Replacing light bulbs ............. 644
Turn signal lever ................... 335
Side windows ........................... 303
Water-repellent coating ......... 567
Simple Intelligent Parking
Assist System (S-IPA) ........... 473
Smart entry & start system ..... 283
Antenna location ................... 283
Entry functions ...................... 273
Starting the hybrid system .... 323
Smart lid & connector
locking system ...................... 130
Snow tires................................. 516
Solar charging system ............ 178
Spark plug ................................ 720
Specifications .......................... 714
Speech command system
*
Speed limiter ............................ 420
Speedometer ............................ 212
SRS airbags................................ 39
Steering wheel ......................... 297
Adjustment ............................ 297
Audio switches
*
Meter control switches .......... 195
Talk switch
*
Telephone switches*
TRIP switch ........................... 214
Stop lights
Replacing light bulbs ............. 644
Storage feature ........................ 544
Storage precautions ................ 544
Stuck
If the vehicle becomes
stuck ................................... 710
Sun visors ................................ 555Switch
Adaptive High-beam System
switch ................................. 342
Audio remote control
switches
*
Camera switch*
Charging schedule switch ..... 169
Cruise control switch............. 401
Door lock switches ................ 275
Driving mode select switch ... 418
Emergency flashers switch ... 648
Engine switch........................ 323
EV City mode switch ............... 88
EV/HV mode selection
switch ................................... 88
Fog light switch ..................... 347
Fuel filler door opener
switch ................................. 353
“HUD” (Head-up display)
switch ................................. 256
Ignition switch ....................... 323
Instrument cluster light
control switch...................... 196
LTA (Lane Tracing Assist)
switch ................................. 387
Light switch ........................... 337
Meter control switches .......... 195
Outside rear view mirror
switches.............................. 301
P position switch ................... 330
Power door lock switches ..... 275
Power switch......................... 323
Power window switch............ 303
*: Refer to “Navigation system Owner’s manual”.

756Alphabetical index
Prius Plug-in Hybrid_OM_OM47F38E_(EE)
Rear window and outside
rear view mirror defoggers
switch.................................. 527
S-IPA switch.......................... 476
Seat heater switches............. 540
Speed limiter switch .............. 420
Talk switch
*
Telephone switches*
TRIP switch ........................... 214
Vehicle-to-vehicle distance
switch.................................. 409
VSC OFF switch ................... 511
Window lock switch ............... 303
Windshield wipers and
washer switch ..................... 348
Wireless charger power
supply switch ...................... 557
Tail lights .................................. 337
Light switch ........................... 337
Replacing light bulbs ............. 644
Talk switch
*
Telephone switch*
Theft deterrent system
Alarm....................................... 76
Double locking system ............ 75
Immobilizer system ................. 74
Intrusion sensor ...................... 79
Tire inflation pressure ............. 608
Maintenance data ................. 723
Warning light ......................... 663
Tire pressure warning
system .................................... 601
Function ................................ 601
Initializing .............................. 601
Installing tire pressure
warning valves and
transmitters......................... 601
Registering ID codes............. 603
Warning light ......................... 663Tires .......................................... 600
Chains................................... 517
Checking ............................... 600
Emergency tire puncture
repair kit.............................. 677
If you have a flat tire ............. 675
Inflation pressure .................. 608
Replacing .............................. 612
Rotating tires......................... 600
Size ....................................... 723
Snow tires ............................. 516
Tire pressure warning
system ................................ 601
Warning light ......................... 663
Tonneau cover ......................... 553
Tools ......................................... 613
Top strap .................................... 72
Top tether anchorages .............. 72
Towing
Emergency towing ................ 652
Towing eyelet........................ 654
Trailer towing ........................ 322
Toyota parking
assist-sensor ......................... 450
Toyota Safety Sense ............... 355
Traction battery (hybrid
battery) ..................................... 98
Air intake vent ......................... 99
Charging ............................... 111
Location .................................. 98
Specification ......................... 717
Status indicator ..................... 113
Traction control (TRC) ............ 509
Function ................................ 509
VSC OFF switch ................... 511
Traction motor (electric
motor) ....................................... 84
Trailer towing ........................... 322
Transmission ........................... 329
Driving mode select switch ... 418
Hybrid transmission .............. 329
P position switch ................... 330
T