2023 TOYOTA YARIS CROSS engine overheat

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7-2. Steps to take in an emergency
■Hybrid system overheat warning light* (warning buzzer)
*: This light illuminates on the multi-information display.
■Charging system warning light*
*: This light illuminates on the multi-information display.
■Low engine oil pressure warning light* (warning buzzer)
*: This light illuminates on the multi-information display.
■Malfunction indicator lamp* (warning buzzer)
*: This light illuminates on the multi-information display (with 7-inch display only).
Warning lightDetails/Actions
Indicates the hybrid system has overheated
 Stop the vehicle in a safe place.
Handling method ( P.477)
Warning lightDetails/Actions
Indicates a malfunction in the vehicle’s charging system
 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 oil pressure is excessively low
 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 a malfunction in:
 The hybrid system;
 The electronic engine control system; or
 The electronic throttle control system
 Immediately stop the vehicle in a safe place and contact
any authorized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.

445
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7-2. Steps to take in an emergency
When trouble arises
■Warning messages
The warning messages explained below
may differ from the actual messages according to operation conditions and vehicle specifications.
■Warning buzzer
A buzzer may sound when a message is displayed. The buzzer may not be audible if the
vehicle is in a noisy location or if the audio system volume is high.
■If “Engine Oil Level Low Add or Replace” is displayed
The engine oil level is low. Check the
level of the engine oil, and add if neces-
sary.
This message may appear if the vehicle is stopped on a slope. Move the vehicle
to a level surface and check to see if the message disappears.
■If “Hybrid System Stopped Steering Power Low” is displayed
This message is displayed if the hybrid system is stopped while driving.
When steering wheel operations are
heavier than usual, grip the steering wheel firmly and operate it using more force than usual.
■If “Hybrid System Overheated Out-
put Power Reduced” is displayed
This message may be displayed when driving under severe operating condi-
tions. (For example, when driving up a long steep hill.) Handling method: P. 4 7 7
■If “Traction Battery Needs to be
Protected Refrain from the Use of N Position” is displayed
This message may be displayed when
the shift lever is in N.
As the hybrid battery (traction battery) cannot be charged when the shift lever
is in N, shift the shift lever to P when the vehicle is stopped.
■If “Traction Battery Needs to be Protected Shift into P to Restart” is
displayed
This message is displayed when the hybrid battery (traction battery) charge
has become extremely low because the shift lever has been left in N for a certain amount of time.
When operating the vehicle, shift to P and restart the hybrid system.
■If “Shift to P Before Exiting Vehicle” is shown
Message is displayed when the driver’s door is opened without turning the power switch to OFF with the shift lever
in any position other than P. Shift the shift lever to P.
If a warning message is
displayed
The multi-information display
shows warnings for system
malfunctions and incorrectly
performed operations, and
messages that indicate a need
for maintenance. When a mes-
sage is displayed, perform the
appropriate corrective action
for the message.
If a warning message is dis-
played again after the appro-
priate actions have been
performed, contact any autho-
rized Toyota retailer or Toyota
authorized repairer, or any reli-
able repairer.
Additionally, if a warning light
comes on or flashes at the
same time that a warning mes-
sage is displayed, take the
appropriate corrective action
for the warning light. ( P.435)

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7-2. Steps to take in an emergency
■If “Shift Out of N Release Accelera-
tor Before Shifting” is displayed
The accelerator pedal has been depressed when the shift lever is in N.
Release the accelerator pedal and shift the shift lever to D or R.
■If “Press Brake when Vehicle is Stopped Hybrid System may Over-
heat” is displayed
The message may be displayed when the accelerator pedal is depressed to
hold the vehicle while the vehicle is stopped on an incline, etc. The hybrid system may overheat. Release the
accelerator pedal and depress the brake pedal.
■If “Auto Power OFF to Conserve Battery” is displayed
Power was cut off due to the automatic power off function. Next time when start-ing the hybrid system, operate the
hybrid system for approximately 5 min- utes to recharge the 12-volt battery.
■If “Headlight System Malfunction Visit Your Dealer” is displayed
The following systems may be malfunc- tioning. Have the vehicle inspected by any authorized Toyota retailer or Toyota
authorized repairer, or any reliable repairer immediately.
●The LED headlight system (if equipped)
●AHS (Adaptive High-beam System) (if equipped)
●Automatic High Beam (if equipped)
■If a message that indicates the mal-function of front camera is dis-played
The following systems may be sus- pended until the problem shown in the message is resolved. ( P.229, 435)
●PCS (Pre-Collision System) (if equipped)
●LTA (Lane Tracing Assist) (if equipped)
●AHS (Adaptive High-beam System) (if
equipped)
●Automatic High Beam (if equipped)
●RSA (Road Sign Assist) (if equipped)
●Dynamic radar cruise control with full-
speed range (if equipped)
■If a message that indicates the mal- function of radar sensor is dis-played
The following systems may be sus- pended until the problem shown in the message is resolved. ( P.229, 435)
●PCS (Pre-Collision System) (if equipped)
●LTA (Lane Tracing Assist) (if equipped)
●Dynamic radar cruise control with full-speed range (if equipped)
■If “Oil Maintenance Required Soon”
is displayed
Indicates that the engine oil should be scheduled to be changed.
Check the engine oil and change it if necessary.
After changing the engine oil, make sure
to reset the message. ( P.385)
■If “Oil Maintenance Required Visit Your Dealer” is displayed
Indicates that the engine oil should be
changed.
Check and change the engine oil, and oil filter by any authorized Toyota retailer
or Toyota authorized repairer, or any reli- able repairer. After changing the engine oil, make sure to reset the message.
( P.385)
■If “Radar Cruise Control Temporar- ily Unavailable See Owner’s Man-ual” is displayed (if equipped)
The dynamic radar cruise control with full-speed range system is suspended temporarily or until the problem shown
in the message is resolved. (causes and coping methods: P.229)

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7-2. Steps to take in an emergency
When trouble arises
If the engine coolant temperature
gauge enters the red zone or
“Engine Coolant Temp High Stop
in a Safe Place See Owner’s
Manual” is shown on the multi-
information 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
the hood after the steam sub-
sides.
If you do not see steam: Care-
fully lift the hood.
3 After the hybrid system has
cooled down sufficiently, inspect
the hoses and radiator core
(radiator) for any leaks.
Radiator
Cooling fan
If a large amount of coolant leaks,
immediately contact any authorized
Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
4 The coolant level is satisfactory
if it is between the “F” and “L”
lines on the reservoir.
Reservoir
“F” line
“L” line
5 Add coolant if necessary.
Water can be used in an emergency if
If your vehicle overheats
The following may indicate that
your vehicle is overheating.
 The engine coolant tempera-
ture gauge ( P.95, 100) is in
the red zone or a loss of hybrid
system power is experienced.
(For example, the vehicle
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

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Alphabetical Index
Battery (traction battery)................ 79
Blind Spot Monitor (BSM) ............ 270
Enabling/disabling the Blind Spot
Monitor..................................... 272
Bottle holders ............................... 353
Brake
Brake hold .................................. 203
Emergency brake signal ............ 329
Fluid ........................................... 490
Parking brake ............................. 200
Regenerative braking ................... 76
Warning light .............................. 435
Brake assist .................................. 328
Break-in tips .................................. 176
Brightness control
Instrument panel light control99, 105
BSM (Blind Spot Monitor) ............ 270
Enabling/disabling the Blind Spot
Monitor..................................... 272
C
Care ....................................... 368, 371
Aluminum wheels ....................... 368
Exterior....................................... 368
Interior ........................................ 371
Seat belts ................................... 371
Chains ........................................... 338
Child restraint system .................... 49
Points to remember...................... 49
Riding with children ...................... 48
Child safety ..................................... 48
12-volt battery precautions. 389, 475
Airbag precautions ....................... 43
Back door precautions ............... 139
Child restraint system .................. 49
Heated steering wheel and seat
heater precautions ................... 348
How your child should wear the seat
belt ............................................. 36
Installing child restraints ............... 49
Power window lock switch.......... 171
Power window precautions ........ 170
Rear door child-protectors.......... 139
Seat belt precautions ................... 48
Child-protectors ............................ 139
Cleaning................................. 368, 371
Aluminum wheels .......................368
Exterior ....................................... 368
Interior ........................................371
Radar sensor.............................. 227
Seat belts ...................................371
Clock ..................95, 98, 100, 104, 105
Coat hooks .................................... 365
Condenser ..................................... 387
Console box .................................. 354
Consumption screen .................... 123
Cooling system .............................385
Engine overheating .................... 477
Hybrid system overheating......... 477
Cruise control
Dynamic radar cruise control with
full-speed range .......................252
Cup holders ...................................353
Current fuel consumption .... 107, 114
Curtain shield airbags ....................38
Customizable features ................. 494
D
Daytime running light system ..... 206
Deck board .................................... 355
Defogger
Outside rear view mirrors ........... 344
Rear window .............................. 344
Windshield.................................. 344
Dimensions ...................................484

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Alphabetical Index
Emergency, in case of
If a warning buzzer sounds ........ 435
If a warning light turns on ........... 435
If a warning message is displayed
................................................. 445
If the 12-volt battery is discharged
................................................. 472
If the electronic key does not operate
properly.................................... 470
If the hybrid system will not start 468
If the vehicle is trapped in rising
water ........................................ 427
If you have a flat tire........... 448, 459
If you lose your keys .................. 469
If you think something is wrong.. 434
If your vehicle becomes stuck .... 480
If your vehicle has to be stopped in
an emergency .......................... 426
If your vehicle needs to be towed
................................................. 429
If your vehicle overheats ............ 477
Energy monitor ............................. 123
Engine ........................................... 485
ACC ................................... 190, 193
Compartment ............................. 383
Engine switch ..................... 189, 191
Hood .......................................... 380
How to start the hybrid system. 189,
191
Identification number.................. 485
If the hybrid system will not start 468
If your vehicle has to be stopped in
an emergency .......................... 426
Ignition switch (power switch) .. 189,
191
Overheating ............................... 477
Power switch ...................... 189, 191
Tachometer ................................ 122
Engine coolant .............................. 385
Capacity ..................................... 488
Checking .................................... 385
Preparing and checking before win-
ter ............................................. 337
Engine coolant temperature gauge
...............................................95, 100
Engine oil....................................... 383
Capacity ..................................... 486
Checking .................................... 383
Preparing and checking before win-
ter ............................................. 337
Warning light .............................. 436
Engine oil maintenance data ....... 385
Engine switch (power switch) ... 189,
191
If your vehicle has to be stopped in
an emergency .......................... 426
EPS (Electric Power Steering) ..... 329
Warning light .............................. 438
EV drive mode ............................... 195
EV indicator .....................................76
Extended headlight lighting function
..................................................... 208
F
Flat tire
Tire pressure warning system .... 392
Vehicles with a spare tire ........... 459
Vehicles without a spare tire ...... 448
Floor mats ....................................... 32
Fluid
Brake .......................................... 490
Hybrid transmission.................... 489
Washer ....................................... 387
Fog lights
Switch......................................... 218
Wattage ...................................... 492

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Owners Manual_Europe_M52N75_en
Alphabetical Index
Hybrid battery (traction battery)
Location ....................................... 79
Specification............................... 486
Warning message ........................ 83
Hybrid battery (traction battery) air
intake vent .................................. 406
Hybrid battery (traction battery) air
vents .............................................. 82
Hybrid electric vehicle driving tips
..................................................... 335
Hybrid system................................. 75
Acoustic vehicle alerting system .. 77
Emergency shut off system.......... 82
Energy monitor/consumption screen
................................................. 123
EV drive mode ........................... 195
High voltage components ............ 79
Hybrid System Indicator ....... 95, 100
Hybrid system precautions........... 79
If the hybrid system will not start 468
Overheating ............................... 477
Power (ignition) switch ....... 189, 191
Regenerative braking ................... 76
Starting the hybrid system . 189, 191
Hybrid System Indicator 95, 100, 122
Hybrid transmission ..................... 197
I
Identification
Engine ........................................ 485
Vehicle ....................................... 485
Ignition switch (power switch) .. 189,
191
Auto power off function .............. 194
Changing the power switch modes
......................................... 190, 193
If your vehicle has to be stopped in
an emergency .......................... 426
Illuminated entry system.............. 351
Immobilizer system ........................ 84
Indicators......................................... 92
Initialization
Engine oil maintenance data ...... 385
Items to initialize......................... 505
Power back door ........................ 148
Power windows .......................... 169
Tire pressure warning system .... 395
Inside rear view mirror ................. 165
Interior lights ................................. 350
Wattage ...................................... 492
J
Jack
Positioning a floor jack ............... 381
Vehicle-equipped jack ................ 460
Jack handle ...................................460
Jam protection function
Power back door ........................ 145
Power windows .......................... 169
K
Keyless entry
Smart entry & start system ......... 152
Wireless remote control ............. 132
Keys ............................................... 130
Battery-saving function............... 153
Electronic key .............................130
If the electronic key does not operate
properly .................................... 470
If you lose your keys ..................469
Key number plate .......................130
Keyless entry.............. 135, 141, 152
Mechanical key .......................... 130
Power switch ...................... 189, 191
Replacing the battery ................. 409
Warning buzzer .......................... 153
Wireless remote control ............. 132

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Alphabetical Index
Dynamic radar cruise control with
full-speed range ....................... 252
ECO Accelerator Guidance 108, 114
Eco score ........................... 108, 114
Energy monitor........................... 123
Fuel economy .................... 107, 114
LTA (Lane-Tracing Assist) .......... 248
Menu icons......................... 106, 113
Meter control switches ....... 107, 113
Navigation system-linked display
......................................... 109, 116
Settings .............................. 110, 117
Tire pressure .............................. 392
Toyota parking assist-sensor ..... 275
Vehicle information display 110, 116
Warning message ...................... 445
N
nanoe™ X ...................................... 345
Navigation system-linked display
..................................... 109, 116, 119
O
Odometer ................................ 97, 104
Odometer and trip meter display
Display change button ......... 97, 104
Display items........................ 98, 104
Oil
Engine oil ................................... 486
Opener
Back door ........................... 141, 143
Fuel filler door ............................ 224
Hood .......................................... 380
Outside rear view mirrors
Adjustment ................................. 166
BSM (Blind Spot Monitor) .......... 270
Folding ....................................... 167
Outside rear view mirror defoggers
................................................. 344
RCTA (Rear Crossing Traffic Alert)
................................................. 285
Outside temperature....... 95, 100, 122
Overheating ...................................477
P
Panoramic roof shade ..................365
Parking assist ............................... 301
Parking assist sensors (Toyota park-
ing assist-sensor) .......................275
Parking brake ................................ 200
Operation ...................................200
Parking brake engaged warning
buzzer ...................................... 202
Warning light .............................. 442
Warning message ...................... 202
Parking Support Brake (PKSB) ... 291
Enabling/disabling the Parking Sup-
port Brake ................................ 292
Parking Support Brake function
(rear-crossing vehicles)............299
Parking Support Brake function
(static objects) .......................... 296
Warning lights.............................441
Warning message ...................... 295
PCS (Pre-Collision System) ......... 231
Enabling/disabling the pre-collision
system...................................... 235
Function ..................................... 231
Warning light .............................. 441
Personal lights .............................. 350
Wattage ...................................... 492
PKSB (Parking Support Brake) ... 291
Enabling/disabling the Parking Sup-
port Brake ................................ 292
Parking Support Brake function
(rear-crossing vehicles)............299