sensor TOYOTA YARIS 2021 Repair Manual

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YARIS(HB) Owner's Manual_Europe_MK0001_en
6-1. Maintenance and care
Maintenance and care
off.
●Wipe the surface with a dry, soft cloth to remove any remaining moisture.
●To remove oily deposits, use alcohol wet wipes or a similar product.
WARNING
■When washing the vehicle
Do not apply water to the inside of the engine compartment. Doing so may
cause the electrical components, etc. to catch fire.
■When cleaning the windshield (vehicles with rain-sensing wind-shield wipers)
Set the wiper switch to off. If the wiper switch is in “AUTO”, the wipers may operate unexpectedly in the following
situations, and may result in hands being caught or other serious injuries and cause damage to the wiper
blades.
Off
AUTO
●When the upper part of the wind- shield where the raindrop sensor is
located is touched by hand
●When a wet rag or similar is held
close to the raindrop sensor
●If something bumps against the
windshield
●If you directly touch the raindrop
sensor body or if something bumps into the raindrop sensor
■Precautions regarding the exhaust pipe
Exhaust gasses cause the exhaust
pipe to become quite hot. When washing the vehicle, be careful not to touch the pipe until it has
cooled sufficiently, as touching a hot exhaust pipe can cause burns.
■Precaution regarding the rear bumper with Blind Spot Monitor (if equipped)
If the paint of the rear bumper is chipped or scratched, the system may malfunction. If this occurs, consult
with any authorized Toyota retailer or Toyota authorized repairer, or any reli-able repairer.
NOTICE
■To prevent paint deterioration and corrosion on the body and components (aluminum wheels,
etc.)
●Wash the vehicle immediately in the following cases:
• After driving near the sea coast
• After driving on salted roads
• If coal tar or tree sap is present on
the paint surface
• If dead insects, insect droppings or
bird droppings are present on the paint surface
• After driving in an area contami- nated with soot, oily smoke, mine dust, iron powder or chemical sub-
stances
• If the vehicle becomes heavily
soiled with dust or mud
• If liquids such as benzene and gas-
oline are spilled on the paint sur- face
●If the paint is chipped or scratched, have it repaired immediately.

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YARIS(HB) Owner's Manual_Europe_MK0001_en
7-2. Steps to take in an emergency
When trouble arises
■Toyota parking assist-sensor OFF indicator (warning buzzer)
■“RCTA OFF” indicator (warning buzzer)
■PKSB OFF indicator
Warning lightDetails/Actions
(Flashes)
(if equipped)
Indicates a malfunction in the Toyota parking assist-sensor func-
tion
→ Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Indicates that the system is temporarily unavailable, possibly due
to a sensor being dirty or covered with ice, etc.
→ Follow the instructions displayed on the multi-information
display. ( →P.244)
Warning lightDetails/Actions
(Flashes)
(if equipped)
Indicates a malfunction in the RCTA (Rear Crossing Traffic Alert)
function
→ Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Indicates that the rear bumper around the radar sensor is covered
with dirt, etc. ( →P.238)
→ Follow the instructions displayed on the multi-information
display. ( →P.248)
Warning lightDetails/Actions
(if equipped)
When a buzzer sounds:
Indicates a malfunction in the PKSB (Parking Support Brake) sys-
tem
→ Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
When a buzzer does not sound:
Indicates that the system is temporarily unavailable, possibly due
to a sensor being dirty or covered with ice, etc.
→ Follow the instructions displayed on the multi-information
display. ( →P.255, 377)

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YARIS(HB) Owner's Manual_Europe_MK0001_en
7-2. Steps to take in an emergency
■PCS warning light
■Slip indicator
■Warning buzzer
In some cases, the buzzer may not be heard due to being in a noisy location or audio sound.
■Front passenger detection sensor,
seat belt reminder and warning buzzer
●If luggage is placed on the front pas-senger seat, the front passenger detection sensor may cause the warn-
ing light to flash and the warning buzzer to sound even if a passenger is not sitting in the seat.
●If a cushion is placed on the seat, the
sensor may not detect a passenger,
and the warning light may not operate properly.
■If the malfunction indicator lamp comes on while driving
For some models, the malfunction indi- cator lamp will come on if the fuel tank becomes completely empty. If the fuel
tank is empty, refuel the vehicle immedi- ately. The malfunction indicator lamp will go off after several trips.
If the malfunction indicator lamp does not go off, contact any authorized Toyota retailer or Toyota authorized repairer, or
any reliable repairer as soon as possi-
Warning lightDetails/Actions
(Flashes or illumi- nates)
(if equipped)
When a buzzer sounds simultaneously:
Indicates a malfunction has occurred in the PCS (Pre-Collision
System).
→ Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
When a buzzer does not sound:
The PCS (Pre-Collision System) has become temporarily unavail-
able, corrective action may be necessary.
→ Follow the instructions displayed on the multi-information
display. ( →P.191, 377)
If the PCS (Pre-Collision System) or VSC (Vehicle Stability Con-
trol) system is disabled, the PCS warning light will illuminate.
→ P. 2 7 0
Warning lightDetails/Actions
Indicates a malfunction in:
z The VSC system;
z The TRC system; or
z The hill-start assist control system
→ Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.

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YARIS(HB) Owner's Manual_Europe_MK0001_en
7-2. Steps to take in an emergency
WARNING
■When using the full-size spare tire (if equipped)
●Replace the full-size spare tire with a standard tire as soon as possible.
●Avoid sudden acceleration, abrupt steering, sudden braking and shift-ing operations that cause sudden
engine braking.
■When using the compact spare
tire (if equipped)
●Remember that the compact spare tire provided is specifically
designed for use with your vehicle. Do not use your compact spare tire on another vehicle.
●Do not use more than one compact spare tires simultaneously.
●Replace the compact spare tire with a standard tire as soon as possible.
●Avoid sudden acceleration, abrupt steering, sudden braking and shift-
ing operations that cause sudden engine braking.
■When the compact spare tire (if equipped) is attached
The vehicle speed may not be cor-
rectly detected, and the following sys- tems may not operate correctly:
• ABS & Brake assist
• VSC
•TRC
• Automatic High Beam (if equipped)
• Cruise control (if equipped)
• Dynamic radar cruise control (if equipped)
• EPS
• Trailer Sway Control (if equipped)
• PCS (Pre-Collision System) (if
equipped)
• LTA (Lane Tracing Assist) (if equipped)
• Tire pressure warning system
• Toyota parking assist-sensor (if
equipped)
• PKSB (Parking Support Brake) (if
equipped)
• BSM (Blind Spot Monitor) (if
equipped)
• Rear view monitor system (if
equipped)
• S-IPA (Simple Intelligent Parking
Assist System) (if equipped)
• Navigation system (if equipped)
■Speed limit when using the com- pact spare tire (if equipped)
Do not drive at speeds in excess of 80 km/h (50 mph) when a compact spare tire is installed on the vehicle.
The compact spare tire is not designed for driving at high speeds.
Failure to observe this precaution may lead to an accident causing death or serious injury.
■After using the tools and jack
Before driving, make sure all the tools
and jack are securely in place in their storage location to reduce the possi-bility of personal injury during a colli-
sion or sudden braking.
NOTICE
■Be careful when driving over bumps with the compact spare
tire (if equipped) installed on the vehicle.
The vehicle becomes lower when
driving with the compact spare tire compared to when driving with stan-dard tires. Be careful when driving
over uneven road surfaces.

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YARIS(HB) Owner's Manual_Europe_MK0001_en
8-2. Customization
■Power windows (→P.139)
*: If equipped
■Automatic light control system (→P.173)
■Lights (→P.174)
*: If equipped
■PCS (Pre-Collision System)* (→P.193)
*: If equipped
FunctionDefault settingCustomized setting
Key (include mechanical
key
*) linked operationOffOn——O
Wireless remote control
linked operationOffOn——O
Wireless remote control
linked operation signal
(buzzer)
*OnOff——O
FunctionDefault settingCustomized setting
Light sensor sensitivityStandard-2 to 2O—O
Headlamp temporary light-
ing function (Time elapsed
before headlights automati-
cally turn off)
30 seconds
60 seconds
——O90 seconds
120 seconds
FunctionDefault settingCustomized setting
Welcome lamp*OnOff——O
FunctionDefault settingCustomized setting
PCS (Pre-Collision Sys-
tem)OnOff—O—
Adjust alert timingMiddleEarly—O—Late

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YARIS(HB) Owner's Manual_Europe_MK0001_en
8-2. Customization
■Dynamic radar cruise control* (→P.213)
*: If equipped
■Stop & Start system* (→P.230)
*: If equipped
■BSM (Blind Spot Monitor)* (→P.237)
*: If equipped
■Toyota parking assist-sensor* (→P.242)
FunctionDefault settingCustomized setting
Radar Cruise Control with
Road Sign AssistOffOn—O—
FunctionDefault settingCustomized setting
Change the Stop & Start
system duration when the
A/C is on
StandardExtended—O—
FunctionDefault settingCustomized setting
BSM (Blind Spot Monitor)
functionOnOff—O—
Outside rear view mirror
indicator brightnessBrightDim—O—
Alert timing for presence of
approaching vehicle (sensi-
tivity)
Intermediate
Early
—O—Late
Only when vehicle
detected in blind spot
FunctionDefault settingCustomized setting
Toyota parking assist-sen-
sorOnOff—O—
Buzzer volumeLevel2Level1—O—Level3
Detection distance of the
front center sensorFarNear——O

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YARIS(HB) Owner's Manual_Europe_MK0001_en
8-2. Customization
Vehicle specifications
*: If equipped
■RCTA (Rear Crossing Traffic Alert)* (→P.247)
*: If equipped
■PKSB (Parking Support Brake)* (→P.251)
*: If equipped
■Automatic air conditioning system* (→P.283)
*: If equipped
■Rear seat remainder
Detection distance of the
rear center sensorFarNear——O
Detection distance of the
corner sensorFarNear——O
FunctionDefault settingCustomized setting
RCTA (Rear Crossing Traf-
fic Alert) functionOnOff—O—
Buzzer volumeLevel2Level1—O—Level3
FunctionDefault settingCustomized setting
PKSB (Parking Support
Brake) functionOnOff—O—
FunctionDefault settingCustomized setting
Switching between outside
air and recirculated air
mode linked to automatic
mode switch operation
OnOffO—O
FunctionDefault settingCustomized setting
Indication to prevent mis-
placement in the rear seatOnOff—O—
FunctionDefault settingCustomized setting

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YARIS(HB) Owner's Manual_Europe_MK0001_en
What to do if... (Troubleshooting)
Is the parking brake released?
(→
P. 1 7 1)
Depending on the situation, other
types of warning buzzer may also
sound. (→P.368, 377)
zDid anyone inside the vehicle
open a door during setting the
alarm?
The sensor detects it and the alarm
sounds. (→
P. 7 8)
Do one of the following to deacti-
vate or stop the alarms:
zUnlock the doors using the entry
function (if equipped) or wireless
remote control.
zStarting the engine. (The alarm
will be deactivated or stopped
after a few seconds.)
zIs the electronic key left inside
the vehicle?
Check the message on the multi-infor-
mation display. (→
P.377)
zWhen a warning light turns on or
a warning message is displayed,
refer to P.368, 377.zVehicles with an emergency tire
puncture repair kit: Stop the vehi-
cle in a safe place and repair the
flat tire temporarily with the
emergency tire puncture repair
kit. (→P.379)
zVehicles with spare tire: Stop the
vehicle in a safe place and
replace the flat tire with the spare
tire. (→P.389)
zTry the procedure for when the
vehicle becomes stuck in mud,
dirt, or snow. (→P.408)
An alarm is activated and the
horn sounds (vehicles with
an alarm)
A warning buzzer sounds
when leaving the vehicle
(vehicles with a smart entry
& start system)
A warning light turns on or a
warning message is dis-
played
When a problem has
occurred
If you have a flat tire
The vehicle becomes stuck

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YARIS(HB) Owner's Manual_Europe_MK0001_en
Alphabetical Index
C
Care ....................................... 308, 311
Aluminum wheels ....................... 308
Exterior....................................... 308
Interior ........................................ 311
Seat belts ................................... 311
Chains ........................................... 275
Child restraint system .................... 47
Points to remember...................... 47
Riding with children ...................... 46
Child safety ..................................... 46
Airbag precautions ....................... 41
Battery precautions ............ 328, 404
Child restraint system .................. 47
Heated steering wheel and seat
heater precautions ................... 289
How your child should wear the seat
belt ............................................. 34
Installing child restraints............... 47
Power window lock switch ......... 141
Power window precautions ........ 140
Rear door child-protectors ......... 119
Removed electronic key battery pre-
cautions ................................... 347
Seat belt precautions ................... 46
Child-protectors............................ 119
Cleaning ................................ 308, 311
Aluminum wheels ....................... 308
Exterior....................................... 308
Interior ........................................ 311
Radar sensor ............................. 188
Seat belts ................................... 311
Clock ........................ 86, 88, 88, 90, 92
Coat hooks .................................... 304
Condenser..................................... 324
Consumption screen .................... 109
Cooling system ............................. 324
Engine overheating .................... 405
Cruise control
Dynamic radar cruise control ..... 213Cup holders ...................................294
Current fuel consumption ......95, 100
Curtain shield airbags ....................36
Customizable features ................. 422
D
Daytime running light system ..... 173
Deck board .................................... 295
Defogger
Outside rear view mirrors ... 280, 285
Rear window ...................... 280, 285
Windshield.......................... 280, 285
Dimensions ...................................410
Display
Dynamic radar cruise control ..... 213
Head-up display ......................... 105
LTA (Lane-Tracing Assist) .......... 209
Multi-information display ........93, 99
Speed limiter .............................. 224
Toyota parking assist-sensor...... 242
Warning message ...................... 377
Display change button ............. 87, 91
Distance until next engine oil change
................................................. 87, 91
Do-it-yourself maintenance ......... 314
Door
Double locking system ................. 77
Door lock
Back door ...................................120
Side doors .................................. 116
Smart entry & start system ......... 123
Wireless remote control ............. 114
Doors
Back door ...................................120
Door glasses .............................. 139
Door lock ............................ 116, 120
Open door warning buzzer . 117, 119
Outside rear view mirrors ........... 136
Rear door child-protectors.......... 119
Side doors .................................. 116
Double locking system................... 77

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YARIS(HB) Owner's Manual_Europe_MK0001_en
Alphabetical Index
Eco Driving Indicator ............ 95, 101
Fuel economy ...................... 95, 100
LTA (Lane-Tracing Assist) .......... 209
Menu icons............................. 93, 99
Meter control switches ......... 94, 100
Navigation system-linked display96,
102
Settings ................................ 97, 103
Stop & Start system information 98,
104
Tire pressure .............................. 332
Toyota parking assist-sensor ..... 242
Vehicle information display .. 97, 102
Warning message ...................... 377
Multidrive ...................................... 164
If the shift lever cannot be shifted
from P ...................................... 165
M mode ...................................... 167
Paddle shift switches ................. 166
N
Navigation system-linked display96,
102, 105
O
Odometer .................................. 87, 91
Odometer and trip meter display
Display change button ........... 87, 91
Display items.......................... 87, 91
Oil
Engine oil ................................... 413
Manual transmission .................. 416
Opener
Back door ................................... 122
Fuel filler door ............................ 186
Hood .......................................... 317
Outside rear view mirrors
Adjustment ................................. 136
BSM (Blind Spot Monitor) .......... 237
Folding ....................................... 137Outside rear view mirror defoggers
......................................... 280, 285
RCTA (Rear Crossing Traffic Alert)
................................................. 247
Outside temperature......... 86, 90, 108
Overheating ...................................405
P
Paddle shift switches ................... 166
Panoramic roof shade ..................305
Parking assist sensors (Toyota park-
ing assist-sensor) .......................242
Parking brake ................................ 171
Operation ...................................171
Parking brake engaged warning
buzzer ...................................... 171
Parking Support Brake (PKSB) ... 251
Enabling/disabling the Parking Sup-
port Brake ................................ 252
Parking Support Brake function
(rear-crossing vehicles)............262
Parking Support Brake function
(static objects) .......................... 256
Warning lights.............................373
Warning message ...................... 255
PCS (Pre-Collision System) ......... 193
Enabling/disabling the pre-collision
system...................................... 196
Function ..................................... 193
Warning light .............................. 374
Personal lights .............................. 291
Wattage ...................................... 419
PKSB (Parking Support Brake) ... 251
Enabling/disabling the Parking Sup-
port Brake ................................ 252
Parking Support Brake function
(rear-crossing vehicles)............262
Parking Support Brake function
(static objects) .......................... 256
Warning lights.............................373
Warning message ...................... 255