2022 TOYOTA PRIUS PLUG-IN HYBRID heater

5366-1. Using the air conditioning system and defogger
Prius Plug-in Hybrid_OM_OM47E75E_(EE)
QOperating conditions
The system will only operate if all of the following conditions are met:
OThe shift position is in P.
OThe power switch is off.
*
OAll doors are closed.
OThe hood is closed.
*: The Remote Air Conditioning System cannot be used for approximately 3
minutes and a half after the power switch is turned off.
QRemote Air Conditioning System automatic shut-off
The system will automatically shut off under the following conditions:
OAbout 10 minutes have passed since operation began
OAny one of the operating conditions is not met
The system may also shut off if the charge level of the hybrid battery (traction
battery) drops to low.
QConditions affecting operation
The system may not start in the following situations:
OThe charge level of the hybrid battery (traction battery) is low
OThe outside temperature is extremely low
OWhen the hybrid system is cool (for example, after being left for a long time
in low temperatures)
QWindshield defogger
When defogging the windshield using the Remote Air Conditioning System,
defogging may be insufficient due to the power being restricted more than
during normal air conditioning operation. Also, the outside of the windshield
may fog up due to the outside temperature, humidity or air conditioning set
temperature.
QUsing the heater via the Remote Air Conditioning System
When the outside heat exchanger becomes frosted over, heating perfor-
mance may decline due to automatically switching to the frost removal opera-
tion.
QSecurity feature
Any unlocked doors will be automatically locked when the system is operat-
ing. The emergency flashers flash to indicate that the doors have been locked
or the system has been turned off.
(The doors locked: Once; The system turned off: Twice)
QConditions affecting operation
P. 286

5376-1. Using the air conditioning system and defogger
Prius Plug-in Hybrid_OM_OM47E75E_(EE)
6
Interior features
QWhen using the Remote Air Conditioning System
A charging message will be displayed on the multi-information display. Differ-
ent messages will be displayed depending on when the Remote Air Condi-
tioning System was started (after charging or during charging).
QWhile the Remote Air Conditioning System is operating
ODepending on the operating condition of the Remote Air Conditioning Sys-
tem, the electric fan may spin and an operating noise may be heard.
However, this does not indicate a malfunction.
OThe Remote Air Conditioning System may stop operating temporarily if
other features that use electricity (for example, the seat heater, lights, wind-
shield wipers) are in operation or if the charge level of the 12-volt battery
becomes low.
OThe headlights, windshield wiper, combination meter, etc. will not operate
while the Remote Air Conditioning System is operating.
QElectronic key battery depletion
P. 270
QWhen the electronic key battery is fully depleted
P. 631
QCustomization
Setting (e.g. Operation using “A/C” on the wireless remote control) can be
changed. (Customizable features: P. 724)

5396-1. Using the air conditioning system and defogger
Prius Plug-in Hybrid_OM_OM47E75E_(EE)
6
Interior features
Seat heaters
Seat heaters heat the front seats.
WARNING
OCare should be taken to prevent injury if anyone in the following categories
comes in contact with the seats when the heater is on:
• Babies, small children, the elderly, the sick and the physical ly chal-
lenged
• Persons with sensitive skin
• Persons who are fatigued
• Persons who have taken alcohol or drugs that induce sleep (sle eping
drugs, cold remedies, etc.)
O Observe the following precautions to prevent minor burns or overheating:
• Do not cover the seat with a blanket or cushion when using the seat
heater.
• Do not use seat heater more than necessary.
NOTICE
O Do not put heavy objects that have an uneven surface on the seat and do
not stick sharp objects (needles, nails, etc.) into the seat.
O To prevent 12-volt battery discharge, do not use the functions when the
hybrid system is off.

5406-1. Using the air conditioning system and defogger
Prius Plug-in Hybrid_OM_OM47E75E_(EE)
Heats the seat at low tempera-
ture (LO)
Heats the seat at high tempera-
ture (HI)
The indicator light comes on when
one side of the switch is pressed.
To stop operation, gently press the
other side of the switch.
O The seat heaters can be used when the power switch is in ON mode.
O When not in use, turn off the switch. The indicator light turns off.
Operating instructions
indicator
indicator
1
2

5777-1. Maintenance and care
Prius Plug-in Hybrid_OM_OM47E75E_(EE)
7
Maintenance and care
NOTICE
QWater on the floor
Do not wash the vehicle floor with water.
Vehicle systems such as the audio system may be damaged if wate r comes
into contact with electrical components such as the audio syste m above or
under the floor of the vehicle. Water may also cause the body t o rust.
Q When cleaning the inside of the windshield
Do not allow glass cleaner to contact the lens. Also, do not to uch the lens.
( P. 356)
Q Cleaning the inside of the rear window
O Do not use glass cleaner to clean the rear window, as this may cause
damage to the rear window defogger heater wires or antenna. Use a cloth
dampened with lukewarm water to gently wipe the window clean. W ipe the
window in strokes running parallel to the heater wires or anten na.
O Be careful not to scratch or damage the heater wires or antenna.
Q When cleaning the air intake vents and filters
Observe the following precautions. Failure to do so may cause d amage to
the vehicle.
O When removing the air intake vent grille, make sure to turn the power
switch off to stop the hybrid system.
O Do not use water or other liquid to clean the air intake vents or filters.
O Do not allow water or foreign matter to enter the air intake vent when the
grille is removed.
O Carefully handle the removed filters not to damage.
If the filter is damaged, have it replaced with a new filter by any authorized
Toyota retailer or Toyota authorized repairer, or any reliable repairer.
O Make sure to reinstall the filters and vents to its original positions after
cleaning.
The shape of the left side and right side filters are different . When remov-
ing both filters, be careful not to mistake the left-right inst allation direction.
O Do not install anything but the filters exclusive for this vehicle to the air
intake vents or use the vehicle without installing the filters.

7329-2. Customization
Prius Plug-in Hybrid_OM_OM47E75E_(EE)Q
Illumination (P. 5 4 1 )
QCharge settings
QMaintenance 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. 169
Charge currentChanging the upper limit of the charging cur-
rent: P. 140
Traction battery heaterSetting “Traction Battery Heater” on/off:
P. 145
Tire pressure warning
systemInitializing the tire pressure warning system:
P. 601

742Alphabetical index
Prius Plug-in Hybrid_OM_OM47E75E_(EE)
Care ................................... 566, 572
Aluminum wheels .................. 567
Exterior.................................. 566
Front camera......................... 358
Interior ................................... 572
Radar sensor ........................ 357
Seat belts .............................. 575
Water-repellent coating ......... 567
Catch protection function ....... 304
Chains ....................................... 517
Charging ................................... 111
Charging cable ...................... 116
Charging equipment.............. 111
Charging indicator ................. 115
Charging messages .............. 187
Charging precautions ............ 162
Charging procedure .............. 155
Charging time may
increase .............................. 144
Charging schedule
function ............................... 166
High voltage components ....... 98
Information related to
charging display.................. 149
Opening and closing the
charging port lid .................. 112
Power sources
precautions ......................... 141
Power sources that can be
used.................................... 139
Safety functions ............ 151, 161
Solar charging system .......... 178
When normal charging
cannot be carried out.......... 182
Charging cable ......................... 116
CCID (Charging Circuit
Interrupting Device) ............ 116
Charging cable types ............ 117If the charging cable cannot
be unlocked ........................ 136
Indicator ................................ 120
Maintenance ......................... 126
Replacing the plug-cord ........ 122
Safety functions .................... 119
Charging port ........................... 111
Opening and closing ............. 112
Smart lid & connector
locking system .................... 130
If the charging port lid does
not open ............................. 133
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 ... 596
Airbag precautions .................. 41
Back door precautions .......... 280
Charging precautions............ 150
Child restraint system ............. 54
How your child should wear
the seat belt.......................... 36
Installing child restraints ......... 67
Power window lock switch .... 303
Power window precautions ... 306
Rear door child-protectors .... 276
Removed key battery
precautions......................... 633
Riding with children................. 53
Seat belt precautions .............. 69
Seat heater precautions........ 539
C

746Alphabetical index
Prius Plug-in Hybrid_OM_OM47E75E_(EE)
Flat tire ...................................... 673
Floor mats .................................. 30
Fluid
Brake..................................... 720
Transmission......................... 719
Washer.................................. 598
Fog lights.................................. 347
Replacing light bulbs ............. 643
Switch ................................... 347
Footwell lights.......................... 541
Front doors............................... 273
Front fog lights ........................ 347
Replacing light bulbs ............. 643
Switch ................................... 347
Front passenger’s seat belt
reminder light ........................ 660
Front position lights ................ 337
Light switch ........................... 337
Replacing light bulbs ............. 643
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 ............. 643
Turn signal lever ................... 335
Fuel ........................................... 351
Capacity ................................ 714
Fuel gauge ............................ 212
Information ............................ 722
Refueling ............................... 351
Type ...................................... 714
Warning light ......................... 660
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 ........................................ 634
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............. 643
Heaters
Automatic air conditioning
system ................................ 522
Hybrid battery (traction
battery) ............................... 144
Outside rear view mirrors...... 527
Seat heaters ......................... 539
High coolant temperature
warning light .......................... 659
High mounted stoplight
Replacing .............................. 643
High-voltage components ........ 98
Hill-start assist control............ 509
Hood ......................................... 584
F
G
H