2021 TOYOTA RAV4 PHEV overheating

4425-5. Using the driving support systems
MessageDetails/Actions
“AWD System Over-
heated Switching to 2WD
Mode”
AWD system is overheating.
→ Drive the vehicle at low speeds and stop the
vehicle in a safe place with the hybrid system
operating until the message is cleared.
Once the display message on the multi-information dis -
play turns off, there is no p roblem continuing to drive.
If the message does not dis appear, have your vehicle
checked by any authorized Toyota retailer or Toyota
authorized repairer, or any reliable repairer immedi-
ately.
“AWD System Over -
heated 2WD Mode
Engaged”
The vehicle switch ed from all-wheel drive (AWD) to
front wheel drive du e to overheating.
→ Drive the vehicle at low speeds and stop the
vehicle in a safe place with the hybrid system
operating until the message is cleared.
Once the display message on the multi-information dis -
play turns off, the AWD s ystem returns to normal.
If the message does not dis appear, have your vehicle
checked by any authorized Toyota retailer or Toyota
authorized repairer, or any reliable repairer immedi-
ately.
“AWD System Malfunc -
tion 2WD Mode Engaged
Visit Your Dealer”
A malfunction occurr ed in the AWD system.
→ Have your vehicle checked by any authorized
Toyota retailer or Toyota authorized repairer, or
any reliable repairer immediately.
WARNING
■The ABS does not operate effec -
tively when
●The limits of tire gripping perfor -
mance have been exceeded (such
as excessively worn tires on a snow covered road).
●The vehicle hydroplanes while driv - ing at high speed on wet or slick
roads.
■Stopping distance when the ABS
is operating may exceed that of normal conditions
The ABS is not desi gned to shorten
the vehicle’s stopping distance. Always maintain a safe distance from
the vehicle in fron t of you, especially
in the following situations:
●When driving on dirt, gravel or snow-covered roads
●When driving wit h tire chains
●When driving over bumps in the
road

569
8
8-2. Steps to take in an emergency
When trouble arises
■Charging system warning light*
*: This light illuminates on the multi-information display.
■High coolant temperature warning light* (warning buzzer)
*: This light illuminates on the multi-information display with a message.
■Hybrid system overheat warning light* (warning buzzer)
*: This light illuminates on the multi-information display with a message.
■Low engine oil pressure warning light* (warning buzzer)
*: This light illuminates on the multi-information display with a message.
Warning lightDetails/Actions
Indicates a malfunction in the vehicle’s charging sys-
tem
→ Immediately stop the vehicle in a safe place
and contact any authorized Toyota retailer or
Toyota authorized repairer, or any reliable
repairer.
Warning lightDetails/Actions
Indicates that the engine is overheating
→ Immediately stop the vehicle in a safe place.
Handling method ( →P.611)
Warning lightDetails/Actions
Indicates that the hybrid system has overheated
→ Stop the vehicle in a safe place.
Handling method ( →P.611)
Warning lightDetails/Actions
Indicates that the engine oil pressure is too low
→ Immediately stop the vehicle in a safe place
and contact any authorized Toyota retailer or
Toyota authorized repairer, or any reliable
repairer.

611
8
8-2. Steps to take in an emergency
When trouble arises
■If the high coolant temperature
warning light comes on,
flashes or “Engine Coolant
Temp High Stop in a Safe
Place See Owner’s Manual” is
shown on the multi-informa -
tion display
1 Stop the vehicle in a safe place
and turn off the air conditioning
system, and then stop the hybrid
system.
2 If you see steam:
Carefully lift th e hood after the
steam subsides.
If you do no t see steam:
Carefully lift the hood.
NOTICE
■When handling jumper cables
When connecting the jumper cables,
ensure that they do not become entangled in the cooling fan, etc.
■To prevent damaging the vehicle
The exclusive jump starting terminal
is to be used when charging the 12-
volt battery from another vehicle in an
emergency. It cannot be used to jump start another vehicle.
If your vehicle overheats
The following may indicate that
your vehicle is overheating.
 The high coolant temperature
warning light ( →P.170) comes
on or flashes, or a loss of
hybrid system power is experi -
enced. (For example, the vehi -
cle speed does not increase.)
 “Engine Coolant Temp High
Stop in a Safe Place See
Owner’s Manual” or “Hybrid
System Overheated Output
Power Reduced” is shown on
the multi-information display.
 Steam comes out from under
the hood.
Correction procedures

651Alphabetical Index
When charging cannot be carried
out ............................................ 156
Charging port ................................ 105
If the charging port lid does not open
................................................. 121
Locking and unlocking ............... 121
Opening and closing .................. 106
Child-protector.............................. 209
Child restraint system .................... 50
Child restraint syst em installation
method....................................... 60
Fixed with a seat belt ................... 61
Fixed with an ISOFIX lower anchor -
age ............................................. 62
Points to remember...................... 51
Riding with children ...................... 49
Using a top tether anchorage....... 63
Child safety ..................................... 49
12-volt battery precautions. 507, 610
Airbag precautions ....................... 43
Back door precautions ............... 210
Charging precautions ................. 133
Heated steering wheel and seat
heater precautions ................... 462
How your child should wear the seat
belt ............................................. 36
Panoramic moon roof precautions
................................................. 296
Power window lock switch ......... 293
Power window precautions ........ 292
Rear door child-protectors ......... 209
Seat belt precautions ................... 35
Seat heater precautions ............. 462
Cleaning ................................ 488, 491
Aluminum wheels ....................... 488
DC/DC Converter air intake vent 536
Exterior....................................... 488
Front camera.............................. 345
Interior ........................................ 491
Radar sensor .......... ................... 345
Seat belts ................................... 491
Water-repellent coating .............. 489
Clock ..............................................179
Coat hooks .................................... 484
Condenser .....................................504
Console box .................................. 469
Consumption screen .................... 195
Coolant
Capacity .....................................622
Checking .................................... 503
Preparing and ch ecking before win-
ter ............................................. 445
Warning light ..............................569
Cooling system .............................503
Engine overheating .................... 611
Hybrid system overh eating.........613
Cruise control
Cruise control .............................388
Dynamic radar cruise control with
full-speed range .......................376
Cup holders ...................................470
Current fuel consumption ............198
Current fuel economy................... 181
Curtain shield airbags .................... 39
Customizable features ................. 629
D
Daytime running light system ..... 332
Replacing light bulbs ..................548
DC/DC converter air intake vent .... 98
Cleaning .....................................536
Deck board .................................... 472
Deck under tray.............................473
Defogger
Outside rear view mirrors ........... 454
Rear window ..............................454
Windshield.................................. 453
Digital Rear-view Mirror ...............280
Dimensions ...................................618
Display
BSM (Blind Spot Monitor)........... 393
Consumption screen ..................195

653Alphabetical Index
If a warning light turns on ........... 568
If a warning message is displayed
................................................. 578
If the 12-volt batt ery is discharged
................................................. 606
If the electronic key does not operate
properly .................................... 604
If the fuel filler door cannot be
opened..................................... 603
If the hybrid system will not start 601
If the vehicle is trapped in rising
water ........................................ 561
If you have a flat tire........... 582, 593
If you lose your keys .................. 603
If you think something is wrong.. 566
If your vehicle becomes stuck .... 615
If your vehicle has to be stopped in
an emergency .......................... 560
If your vehicle needs to be towed
................................................. 563
If your vehicle overheats ............ 611
Emergency brake signal .............. 439
Emergency flashers ..................... 560
Emergency tire puncture repair kit
..................................................... 582
Energy monitor ............................. 195
Engine
Compartment ............................. 501
Exhaust gas precautions.............. 47
Hood .......................................... 498
How to start the hybrid system... 317
Identification number.................. 619
If the hybrid system will not start 601
If your vehicle has to be stopped in
an emergency .......................... 560
Overheating ............................... 611
Power switch .............................. 317
Engine coolant
Capacity ................ ..................... 622
Checking .................................... 503
High coolant temperature warning
light .......................................... 569
Preparing and ch ecking before win-
ter ............................................. 445
Warning light ..............................569
Engine coolant temperature gauge
..................................................... 174
Engine oil
Capacity .....................................621
Checking .................................... 501
Preparing and ch ecking before win-
ter ............................................. 445
Warning light ..............................569
EPS (Electric Power Steering)
Function .....................................438
Warning light ..............................570
EV/HV mode selection switch........ 86
EV driving range ...........................102
EV mode .......................................... 85
Exhaust gas precautions ............... 47
Extended Headlight Lighting system
..................................................... 333
F
Flat tire ...................................582, 593
Tire pressure war ning system ....511
Floor mats ....................................... 32
Fluid
Brake .......................................... 624
Hybrid transmission.................... 623
Rear differential ..........................624
Washer ....................................... 505
Fog lights
Replacing light bulbs ..................548
Switch.........................................337
Wattage ......................................626
Footwell lights............................... 465
Front fog lights
Replacing light bulbs ..................548
Switch.........................................337
Wattage ......................................626
Front passenger’s seat belt reminder

655Alphabetical Index
HV mode .......................................... 85
Hybrid battery ( traction battery)
Charging .................................... 135
Location ....................................... 94
Specification............................... 621
Hybrid battery ( traction battery)
charge mode ................................. 85
Hybrid system
ACCESSORY mode .................. 320
Acoustic Vehicle Alerting System 92
Brake Override System .............. 301
Drive-Start Control ..................... 301
Emergency shut off system.......... 98
Energy monitor/consumption screen
................................................. 195
High voltage components ............ 94
How to start the hybrid system... 317
Hybrid System Indicator ............. 174
If the hybrid system will not start 601
If your vehicle has to be stopped in
an emergency .......................... 560
Ignition switch (power switch) .... 317
Overheating ............................... 611
Plug-in hybrid system precautions94
Plug-in hybrid vehicle driving tips. 99
Power (ignition) switch ............... 317
Regenerative brakin g ................... 90
Starting the hybrid system ......... 317
Hybrid System Indica tor .............. 174
Hybrid transmission ..................... 321
I
Identification
Engine ........................................ 619
Vehicle ....................................... 618
Ignition switch (pow er switch) .... 317
Auto power off function .............. 320
Changing the powe r switch modes
................................................. 320
If your vehicle has to be stopped in
an emergency .......................... 560
Starting the hybrid system..........317
Illuminated entry system.............. 466
Immobilizer system ........................ 76
Indicators....................................... 168
Initialization
Items to initialize......................... 643
Panoramic moon roof ................. 295
Power back door ........................218
Power windows ........ ..................291
Tire pressure war ning system ....523
Inside rear view mirror ......... 279, 280
Installing a child restraint system to
a front passenger seat ................. 52
Instrument cluster light control... 178
Interior lights ................................. 465
Switch.........................................465
Wattage ......................................626
Intrusion sensor.............................. 79
ISOFIX lower anchorages .............. 62
J
Jack
Positioning a floor jack ...............499
Vehicle-equipped jack ........ 583, 594
Jack handle ...........................583, 594
Jam protection function
Electronic sunshade ................... 295
Panoramic moon roof ................. 295
Power back door opener and closer
.................................................216
Power windows ........ ..................291
K
Keyless entry
Smart entry & star t system .........223
Wireless remote control .............203
Keys ............................................... 202
Battery-saving function...............224
Electronic key .............................202
If the electronic key does not operate

657Alphabetical Index
Vanity mirrors ............................. 476
Multi-information display
Audio system-linked display....... 184
BSM (Blind Spot Monitor) .......... 393
Changing the display ................. 180
Display contents......................... 179
Driving information display ......... 181
Driving support system information
display ..................................... 184
Dynamic radar cruise control with
full-speed range ....................... 376
Energy monitor/consumption screen
................................................. 195
Hybrid System Indicator ..... 177, 631
Language ................ ........... 188, 631
LTA (Lane-Tracing Assist) ......... 368
Menu icons................................. 180
Meter control switches ............... 180
Navigation system-l inked display184
Parking Support Brake function . 422
PCS (Pre-Collision System) ....... 355
Pop-up display ................... 188, 630
RSA (Road Sign Assist) ............. 372
Settings ...................................... 186
Suggestion function ........... 189, 631
Toyota parking assi st-sensor ..... 414
Units ........................................... 188
Vehicle information display ........ 185
Warning message display .......... 189
Warning messages .... ................ 578
“My Room Mode” ......................... 153
N
Normal mode ................................ 434
O
Odometer ...................................... 174
“ODO TRIP” switch .................... 178
“ODO TRIP” switch ...................... 178
Oil
Engine oil ...................................621
Opener
Back door ...........................212, 214
Fuel filler door ....... ..................... 343
Hood...........................................498
Outer foot lights
Replacing light bulbs ..................548
Wattage ......................................626
Outside rear view mirrors ............289
Adjusting and folding ..................289
BSM (Blind Spot Monitor)........... 393
Outside rear view mirror defoggers
.................................................454
Outside temperature display .......177
Overheating ...................................611
P
Paddle shift switches ................... 323
Panoramic moon roof
Jam protection function .............. 295
Operation ...................................294
Warning message ...................... 296
Parking assist sensors (Toyota park -
ing assist-sensor).......................414
Parking brake
Operation ...................................326
Parking brake engaged warning
buzzer ......................................328
Warning light ..............................574
Warning message ...................... 328
Parking Support Brake (PKSB) ... 420
Indicator .....................................171
Parking Support Brake function
(rear-crossing vehicles)............ 430
Parking Support Brake function
(static objects) ..........................424
Warning light ..............................572
PCS (Pre-Collis ion System)
Enabling/disabling the pre-collision
system......................................357
Function .....................................355