sensor TOYOTA C-HR 2023 Manual Online

5816-1. Maintenance and care
6
Maintenance and care
C-HR_HEV_OM_Europe_OM10764E
WARNING
■When washing the vehicle
Do not apply water to the inside of the engine compartment. Doi ng so may
cause the electrical components, etc., to catch fire.
■ When cleaning the windshield
● 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 exhaust p ipe until it
has cooled sufficiently, as touching a hot exhaust pipe can cau se burns.
■ Precaution regarding the rear bumper with Blind Spot Monitor (if
equipped)
If the paint of the rear bumper is chipped or scratched, the sy stem may mal-
function. If this occurs, consult any authorized Toyota retaile r or Toyota
authorized repairer, or any reliable repairer.
Set the wiper switch to off.
If the wiper switch is in “AUTO”, the wip-
ers may operate unexpectedly in the fol-
lowing situations, and may result in
hands being caught or other serious inju-
ries and cause damage to the wiper
blades.
● When the upper part of the windshield
where the raindrop sensor is located is
touched by hand
Off

6817-2. Steps to take in an emergency
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7
When trouble arises
(Flashes)
Toyota parking assist-sensor OFF indicator (if
equipped)
Indicates a malfunction in the Toyota parking assist-sensor
function
 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, possi-
bly due to a sensor being dirty or covered with ice, etc.
 Follow the instructions displayed on the multi-infor-
mation display. ( P. 460)
(Flashes)
PKSB OFF indicator (if equipped)
When a buzzer sounds:
Indicates a malfunction in the PKSB (Parking Support
Brake) 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:
Indicates that the system is temporarily unavailable, possi-
bly due to a sensor being dirty or covered with ice, etc.
 Follow the instructions displayed on the multi-infor-
mation display. ( P. 481, 690)
(Flashes)
“RCTA OFF” indicator (if equipped)
When a buzzer sounds:
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.
When a buzzer does not sound:
Indicates that the rear bumper around the radar sensor is
covered with dirt, etc. ( P. 448)
 Follow the instructions displayed on the multi-infor-
mation display. ( P. 468)
Warning lightWarning light/Details/Actions

6867-2. Steps to take in an emergency
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■Electric power steering system warning light (warning buzzer)
When the 12-volt battery charge becomes insufficient or the vol tage tempo-
rarily drops, the electric power steering system warning light may come on
and the warning buzzer may sound.
■ If the malfunction indicator lamp comes on while driving
For some models, the malfunction indicator lamp will come on if the fuel tank
becomes completely empty. If the fuel tank is empty, refuel the vehicle imme-
diately. The malfunction indicator lamp will go off after sever al 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 possible.
■ Front passenger detection sensor, seat belt reminder and warning
buzzer
● If luggage is placed on the front passenger seat, the front passenger detec-
tion sensor may cause the warning light to flash and the warnin g 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.
■ Warning light operations for unfastened rear passenger seat belts
● When opening and closing the rear door, the warning light comes on for
approximately a certain period of time.
● When any of the rear seat belts are unfastened, the warning light comes on.
When the rear doors are opened and closed while the warning light is on, the
warning light will turn off after approximately a certain perio d of time.
■ When the tire pressure warning light comes on
Inspect the appearance of the tire to check that the tire is no t punctured.
If the tire is punctured: P. 697, 727
If the tire is not punctured:
Carry out the following procedure after the tire temperature ha s lowered suffi-
ciently.
● Check the tire inflation pressure and adjust to the appropriate level.
● If the warning light does not go out even after several minutes, check that
the tire inflation pressure is at the specified level and carry out initialization.
( P. 617)
The warning light may come on again if the above operations are conducted
without first allowing the tire temperature to lower sufficient ly.

6957-2. Steps to take in an emergency
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7
When trouble arises
■If “Auto Power OFF to Conserve Battery” is shown
The power switch has been turned off by the automatic power off function.
When starting the hybrid system next time, operate the hybrid s ystem for
approximately 5 minutes to recharge the 12-volt battery.
■ If “A New Key has been Registered. Contact Your Dealer for Details.” is
shown
This message will be displayed each time the driver’s door is o pened when
the doors are unlocked from the outside for approximately one w eek after a
new electronic key has been registered.
If this message is displayed but you have not had a new electro nic key regis-
tered, ask any authorized Toyota retailer or Toyota authorized repairer, or any
reliable repairer to check if an unknown electronic key (other than those in
your possession) has been registered.
■ If a message that indicates the malfunction of front camera is displayed
The following systems may be suspended until the problem shown in the
message is resolved. ( P. 365, 679)
● PCS (Pre-Collision System)*
●LTA (Lane Tracing Assist)*
●Dynamic radar cruise control with full-speed range*
●RSA (Road Sign Assist)*
●Automatic High Beam*
*: If equipped
■ If a message that indicates the malfunction of radar sensor is displayed
The following systems may be suspended until the problem shown in the
message is resolved. ( P. 365, 679)
● PCS (Pre-Collision system)*
●LTA (Lane Tracing Assist)*
●Dynamic radar cruise control with full-speed range*
*: If equipped

7407-2. Steps to take in an emergency
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WARNING
■When using the compact spare tire (if equipped)
● Remember that the spare tire provided is specifically designed for use with
your vehicle. Do not use your spare tire on another vehicle.
● Do not use more than one compact spare tire simultaneously.
● Replace the spare tire with a standard tire as soon as possible.
● Avoid sudden acceleration, abrupt steering, sudden braking and shifting
operations that cause sudden engine braking.
■ When the compact spare tire is attached (if equipped)
The vehicle speed may not be correctly detected, and the follow ing systems
may not operate correctly:
*: If equipped
■ Speed limit when using the compact spare tire (if equipped)
Do not drive at speeds in excess of 80 km/h (50 mph) when a com pact
spare tire is installed on the vehicle.
The compact spare tire is not designed for driving at high spee ds. Failure to
observe this precaution may lead to an accident causing death o r serious
injury.
■ After using the tools and jack
Before driving, make sure all the tools and jack are securely i n place in their
storage location to reduce the possibility of personal injury d uring a collision
or sudden braking.
• ABS & Brake assist
• VSC
•TRC
• EPS
• Automatic High Beam*
• PCS (Pre-Collision System)*
• LTA (Lane Tracing Assist)
• Dynamic radar cruise control with
full-speed range*
• Cruise control*
• BSM (Blind Spot Monitor)*
• Toyota parking assist-sensor*
• S-IPA (Simple Intelligent Parking
Assist System)*
• Rear view monitor system*
• Navigation system*

7828-2. Customization
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■Instrument cluster ( P. 171)
■Smart entry & start system and wireless remote control
( P. 191, 199, 205)
FunctionDefault settingCustomized
setting
Sensor sensitivity for
darkening the brightness
of the instrument cluster
depending on the outside
brightness
Standard-2 to 2––O
Sensor sensitivity for
returning the brightness of
the instrument cluster to
the original level depend-
ing on the outside bright-
ness
Standard-2 to 2––O
FunctionDefault settingCustomized
setting
Operation signal (emer-
gency flashers)OnOff–OO
Unlocking operation
All doors
unlocked in
one step
Driver’s door
unlocked in
one step, all
doors
unlocked in
two step
–OO
Time elapsed before the
automatic door lock func-
tion is activated if a door is
not opened after being
unlocked
30 seconds
60 seconds
–OO
120 seconds
Open door reminder
buzzer (When locking the
vehicle)
OnOff––O

7848-2. Customization
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■Power windows ( P. 275)
■Turn signal lever (P. 322)
■Automatic light control system (P. 331)
FunctionDefault settingCustomized
setting
Mechanical key linked
operation (open)OffOn––O
Mechanical key linked
operation (close)OffOn––O
Wireless remote control
linked operation (open)OffOn––O
Wireless remote control
linked operation (close)OffOn––O
Mechanical key, wireless
remote control linked
operation signal (buzzer)
OnOff––O
FunctionDefault settingCustomized
setting
Times of flashing of the
lane change signal flash-
ers
3
Off
––O5
7
FunctionDefault settingCustomized
setting
Light sensor sensitivityLevel 0Level -2 to 2–OO
Time elapsed before
headlights turn off
(extended headlight light-
ing system)
30 seconds
60 seconds
––O90 seconds
120 seconds

7858-2. Customization
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8
Vehicle specifications
■Toyota parking assist-sensor* (P. 4 5 4 )
*: If equipped
■RCTA (Rear Crossing Traffic Alert)* ( P. 467)
*: If equipped
■PCS (Pre-Collision System)* ( P. 367)
*: If equipped
FunctionDefault settingCustomized
setting
Toyota parking assist-sen-
sorOnOffO––
Detection distance of the
side sensors*FarNear––O
Buzzer volume21 to 3O––
FunctionDefault settingCustomized
setting
RCTA (Rear Crossing
Traffic Alert) functionOnOffO––
Buzzer volume21 to 3O––
FunctionDefault settingCustomized
setting
Pre-collision systemOnOffO––
Warning timingMiddleEarlyO––Late

796What to do if... (Troubleshooting)
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●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (P. 683)
●The parking brake indicator is on
Is the parking brake released? ( P. 323)
Depending on the situation, other types of warning buzzer may a lso sound.
( P. 679, 690)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 146)
Do one of the following to deactivate or stop the alarms:
●Unlock the doors using the entry function (if equipped) or wire less remote
control.
●Start the hybrid system. (The alarm will be deactivated or stop ped after a
few seconds.)
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display. ( P. 690)
●When a warning light turns on or a warning message is displayed, refer to
P. 679, 690.
A warning buzzer sounds during driving
An alarm is activated and the horn sounds
(vehicles with alarm)
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed

799Alphabetical index
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Back door ................................. 199
Back-up lights
Replacing light bulbs ..... 658, 664
Wattage................................. 776
Battery (12-volt battery)
Battery checking ........... 604, 610
If the 12-volt battery is
discharged .......................... 747
Preparing and
checking before winter........ 541
Replacing .............................. 751
Warning light ......................... 679
Battery (traction battery) ......... 122
Blind Spot Monitor (BSM) ....... 435
Bluetooth®*
Bottle holders........................... 562
Brake
Fluid ...................................... 773
Parking brake ........................ 323
Regenerative braking ............ 119
Warning light ......................... 679
Brake assist.............................. 530
Brake Hold ................................ 328
Brake Override System ........... 284
Break-in tips ............................. 285
Brightness control
Instrument cluster light
control................................. 171
BSM (Blind Spot Monitor) ....... 435
Care
Aluminum wheels.................. 579
Camera sensor ..................... 355
Exterior ................................. 578
Interior................................... 584
Radar sensor ........................ 354
Seat belts .............................. 585
Cargo hooks............................. 564
Catch protection function ....... 276
Chains....................................... 543
Child restraint system ............... 59
Fixed with a seat belt .............. 90
Fixed with an
ISOFIX lower anchorage ...... 92
Points to remember ................ 60
Riding with children................. 58
Types of child restraint system
installation method ............... 89
Using a
top tether anchorage ............ 94
Child safety ................................ 58
12-volt battery precautions ... 607
Airbag precautions .................. 44
Child restraint system ............. 59
How your child should
wear the seat belt ................. 38
Installing child restraints ......... 89
Power window lock switch .... 275
Power window precautions ... 279
Rear door child-protectors .... 195
Removed key battery
precautions......................... 645
Seat belt precautions .............. 91
Seat heater precautions........ 555
BC
*: For vehicles with navigation/multimedia system, refer to
“Navigation and multimedia system Owner’s manual” or
“Multimedia owner’s manual”.