
PRIUS_OM_OM47A29U_(U)
5196-1. Using the air conditioning system and defogger
6
Interior features
■Using automatic mode
Fan speed is adjusted automatically according to the temperature setting and
the ambient conditions.
Therefore, the fan may stop for a while until warm or cool air is ready to flow
immediately after the button is pressed.
■ S-FLOW mode operation
In automatic mode, when the rear seat doors are opened or closed, S-FLOW
mode will not operate and the indicator light turns off. When the
is pressed, the system returns to S-FLOW mode.
■ Changing settings of the Automatic air conditioning system
The air conditioning system settings can be changed on screen ( P. 135)
of the multi-information display.
■ Fogging up of the windows
●The windows will easily fog up when the humidity in the vehicle is high.
Pressing on will dehumidify the air from the outlets and defog the
windshield effectively.
● If you turn off, the windows may fog up more easily.
● The windows may fog up if the recirculated air mode is used.
■ Windshield fog detection function
When automatic mode is set, the humidity sensor (P. 522) detects fog on
the windshield and controls the air conditioning system to prevent fog. When the is pressed, the S-FLOW
mode status is displayed on the multi-
information display and the indica-
tor light illuminates.

5246-1. Using the air conditioning system and defogger
PRIUS_OM_OM47A29U_(U)
Heats the seat at high tempera-
ture (HI)
Heats the seat at low tempera-
ture (LO)
The indicator light comes on when
one side of the switch is pressed.
To stop the operation, gently press
the other side of the switch.
●The seat heaters can be used when the power switch is in ON mode.
● When not in use, turn off the switch. The indicator light goes off.
● Passenger side operation indicator:
Operating instructions
1
2
Illuminates while the passenger side
seat heater is operating, allowing the
operating condition of the passenger
side seat heater to be checked from the
driver side as well.

642
PRIUS_OM_OM47A29U_(U)
7-3. Do-it-yourself maintenance
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by
your Toyota dealer.
● Headlights and daytime running lights
● Front side marker lights
● Parking lights (LED type: if equipped)
● Fog lights
● Rear side marker/tail lights
● Stop lights
● High mounted stoplight
● License plate lights
■LED lights
The lights other than the parking lights (bulb type: if equipped), front turn sig-
nal lights, rear turn signal lights and back-up lights each consist of a number
of LEDs. If any of the LEDs burn out, take your vehicle to your Toyota dealer
to have the light replaced.
■ Condensation build-up on the inside of the lens
Temporary condensation build-up on the inside of the headlight lens does not
indicate a malfunction. Contact your Toyota dealer for more information in the
following situations:
●Large drops of water have built up on the inside of the lens.
● Water has built up inside the headlight.
■ When replacing light bulbs
P. 633

785Alphabetical index
PRIUS_OM_OM47A29U_(U)
Child-protectors....................... 168
CleaningAluminum wheels.................. 569
Camera sensor ..................... 271
Exterior ................................. 568
Interior................................... 574
Radar sensor ........................ 270
Seat belts .............................. 575
Water-repellent coating......... 569
Coat hooks ............................... 552
Combination meter .................... 92 Clock adjustment .................... 97
Main display .......................... 107
Multi-information display ....... 114
Warning lights and indicators ............................ 100
Condenser ................................ 597
Console box ............................. 529
Coolant Capacity ................................ 732
Checking ............................... 595
Preparing and checking before winter....................... 414
Cooling system ........................ 595 Hybrid system overheating ... 717
Consumption screen ............... 153
Cruise control Cruise control........................ 315
Dynamic radar cruise control with full-speed
range .................................. 300
Cup holders.............................. 530
Curtain shield airbags ............... 36
Customizable features ............ 752 Daytime running light
system.................................... 245
Deck board ............................... 533
Defogger Outside rear view mirrors ..... 517
Rear window ......................... 517
Windshield ............................ 517
Dimension ................................ 726
Dinghy towing.......................... 224
Display BSM (Blind Spot Monitor) ..... 322
Drive information .................. 116
Dynamic radar cruise control with full-speed range .......... 300
Energy monitor ............. 117, 153
Head-up display.................... 146
LDA (Lane Departure Alert with steering control) .......... 294
Multi-information display ....... 114
Parking assist system ....... ................. 336, 363
Pre-Collision warning............ 275
Trip information..................... 109
Warning messages ............... 665
Do-it-yourself maintenance .... 585
Door courtesy lights ............... 525 Location ................................ 525
Wattage ................................ 736D

788Alphabetical index
PRIUS_OM_OM47A29U_(U)
Flat tire...................................... 673
Floor mats .................................. 26
FluidBrake .................................... 733
Transmission ........................ 733
Washer ................................. 603
Fog lights Replacing light bulbs............. 642
Switch ................................... 252
Footwell lights ......................... 525
Front doors .............................. 165
Front fog lights Replacing light bulbs............. 642
Switch ................................... 252
Front passenger occupant classification system .............. 50
Front passenger’s seat
belt reminder light ................. 658
Front seats ............................... 184 Adjustment ............................ 184
Cleaning................................ 574
Correct driving posture ........... 28
Head restraints ..................... 189
Seat heaters ......................... 523
Front side marker lights Light switch ........................... 242
Replacing light bulbs............. 642
Front turn signal lights Replacing light bulbs............. 638
Turn signal lever ................... 240
Wattage ................................ 736 Fuel
Capacity................................ 729
Fuel gauge............................ 108
Gas station information......... 800
Information............................ 737
Refueling .............................. 262
Type...................................... 729
Warning light......................... 657
Fuel filler door ......................... 262 Opener.................................. 264
Refueling .............................. 262
When the fuel filler door cannot be opened .............. 265
Fuses ........................................ 631
Gas station information .......... 800
Garage door opener ................ 554
Glove box ................................. 529
Hands-free system (for cellular phone) ............... 470
Head restraints ........................ 189
Head-up display....................... 146
Headlights ................................ 242 Automatic High Beam
system .......... ...................... 247
Headlight aim................ 634, 774
Light switch ........................... 242
Replacing light bulbs ............ 642
Heaters Automatic air conditioning
system .......... ...................... 512
Outside rear view mirrors ..... 517
Seat heaters ......................... 523
F
G
H

790Alphabetical index
PRIUS_OM_OM47A29U_(U)
JackPositioning a floor jack .......... 590
Vehicle-equipped jack... 674, 689
Jack handle ...................... 674, 689
Jam protection function Moon roof.............................. 203
Power windows ..................... 199
Keyless entry Smart key system ................. 176
Wireless remote control ........ 160
Keys .......................................... 160 Electronic key ....................... 160
Engine switch........................ 225
If the electronic key does not operate properly ........... 708
If you lose your keys ..... 161, 164
Key number plate.................. 160
Keyless entry ........................ 160
Keys ...................................... 160
Mechanical key ..................... 160
Power switch......................... 225
Replacing the battery ............ 628
Warning buzzer..................... 177
Wireless remote control key ...................................... 160
Knee airbags .............................. 36 Language
(multi-information display)... 142
LATCH system ........................... 61
LDA (Lane Departure Alert with steering control) ........... 289
Lever Auxiliary catch lever.............. 588
Hood lock release lever ........ 588
Shift lever.............................. 234
Turn signal lever ................... 240
Wiper lever ........................... 254
License plate lights Light switch ........................... 242
Replacing light bulbs ............ 642
Light Automatic High Beam system .......... ...................... 247
Door courtesy lights .............. 525
Fog light switch ..................... 252
Headlight switch ................... 242
Illuminated entry system ....... 527
Interior lights ................. 526, 527
Interior light list ..................... 525
Luggage compartment light..................................... 172
Personal lights ...................... 526
Replacing light bulbs ............ 636
Shift lever light ...................... 525
Turn signal lever ................... 240
Vanity lights .......................... 542
Wattage ................................ 736
Light bulbs Replacing.............................. 636
Wattage ................................ 736
Luggage cover ......................... 537
J
K
L

791Alphabetical index
PRIUS_OM_OM47A29U_(U)
MaintenanceDo-it-yourself maintenance ... 585
General maintenance ........... 581
Maintenance data ................. 726
Maintenance requirements ... 578
Malfunction indicator lamp ..... 655
Meter Clock adjustment .................... 97
Combination meter ................. 92
Main display .......................... 107
Multi-information display ....... 114
Warning lights and
indicators ............................ 100
Microphone .............................. 471
Mirrors
Inside rear view mirror .......... 194
Outside rear view mirror defoggers ........................... 517
Outside rear view mirrors...... 196
Vanity mirrors........................ 542
Moon roof Door lock linked moon roof operation ............................ 200
Jam protection function......... 203
Operation .............................. 202
MP3 disc ................................... 440 Multi-information display
Air conditioning system
settings screen ................... 134
Audio system-linked display ................................ 133
BSM (Blind Spot Monitor) ..... 322
Display contents ................... 114
Drive information .................. 116
Driving assist system information ......................... 138
Dynamic radar cruise control
with full-speed range .......... 300
Energy monitor ..................... 117
Language.............................. 142
LDA (Lane Departure Alert with steering control) .......... 294
Navigation system-linked
display ................................ 133
Parking assist system ... 336, 363
Pre-Collision warning............ 275
Settings display .................... 139
Warning message display .... 138
M

792Alphabetical index
PRIUS_OM_OM47A29U_(U)
Navigation system*
Noise from under vehicle............ 8
Odometer.................................. 109
OilEngine oil .............................. 730
Opener
Fuel filler door ....................... 264
Hood ..................................... 588
Outside rear view mirrors ....... 196
Adjustment ............................ 196
Blind Spot Monitor ................ 322
Folding .................................. 196
Outside rear view mirror defoggers ........................... 517
Outside temperature
display .................................... 108
Overhead console ................... 532
Overheating.............................. 717
Overheating, Engine................ 717 P position switch ..................... 235
Panic mode .............................. 161
Parking assist sensors
Intelligent Clearance Sonar.................................. 346
Intuitive parking assist .......... 335
S-APGS (Simple Advanced Parking Guidance
System) .............................. 359
Parking brake Operation .............................. 241
Parking brake engaged
warning buzzer ................... 241
Parking lights
Light switch ........................... 242
Replacing light bulbs .... 638, 642
Wattage ................................ 736
Parking lock ............................. 235
PCS (Pre-Collision System) Enabling/disabling the
system .......... ...................... 279
Function ................................ 275
Warning light......................... 656
Personal lights......................... 525 Switch ................................... 526
Wattage ................................ 736
Power control unit coolant
Capacity................................ 732
Checking............................... 595
Preparing and checking before winter ...................... 414
Radiator ................................ 597
Power outlets ........................... 543
Power steering (Electric
Power Steering system) ....... 404Warning light......................... 656
N
O
P