TOYOTA YARIS 2016 Owners Manual
Page 221 of 540
2214-4. Refueling
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NOTICE
■Refueling 
Do not spill fuel during refueling.  
Doing so may damage the vehicle, such as causing the emission control 
system to operate abnormally or damaging fuel system components or the 
vehicle’s painted surface. 
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2224-5. Toyota Safety Sense
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Toyota Safety Sense
◆PCS (Pre-Crash Safety system) 
 P.  2 2 7
◆LDA (Lane Departure Alert) 
 P.  2 3 6
◆Automatic High Beam 
 P.  2 4 1
: If equipped
The Toyota Safety Sense system consists of the following drive 
assist systems and contributes to a safe and comfortable driv- 
ing experience. 
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2234-5. Toyota Safety Sense
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The pre-crash safety system is equipped with a sophisticated com- 
puter that will record certain data, such as: 
• How far (if at all) the driver was depressing the accelerator and/or 
brake pedal 
• Vehicle speed 
• Operation status of the pre-crash safety system functions 
• Information (such as the distance and relative speed between your 
vehicle and the vehicle ahead or another object) 
The pre-crash safety system does not record conversations, sounds 
or pictures. 
● Data usage 
Toyota may use the data recorded in these computers to diagnose 
malfunctions, conduct research and development, and improve 
quality. 
Toyota will not disclose the recorded data to a third party except: 
• With the consent of the vehicle owner or with the consent of the 
lessee if the vehicle is leased 
• In response to an official request by the police, a court of law or a 
government agency 
• For use by Toyota in a lawsuit 
• For research purposes where the data is not tied to a specific 
vehicle or vehicle owner 
The front sensor is located on the 
upper side of the windshield. It 
consists of 2 types of sensors, 
each of which detects information 
necessary to operate the drive 
assist systems. 
Laser sensors 
Monocular camera sensor
Vehicle data recordings
Front sensor
1
2 
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WARNING
The front sensor uses lasers to detect vehicles ahead of your vehicle. The 
front sensor is classified as class 1M laser product according to the IEC 
60825-1 standard. Under normal usage conditions, these lasers are not harm-
ful to the naked eye. However, it is necessary to observe the following precau- 
tions.  
Failure to do so may result in the loss of eyesight or severe visual impairment. 
● To avoid hazardous laser radiation exposure, never attempt to disassem- 
ble the front sensor (e.g. remove the lenses). When disassembled, the 
front sensor is classified as a class 3B laser product according to the IEC
60825-1 standard. Class 3B lasers are hazardous and pose a risk of eye 
injury under direct exposure. 
● Do not attempt to look into the front sensor with a magnifying glass, micro- 
scope or other optical instrument within a distance of less than 100 mm 
(3.9 in.). 
Laser classification label 
Laser explanatory label 
Laser emission data 
Maximum average power: 45 mW  
Pulse duration: 33 ns  
Wave length: 905 nm 
Divergence (horizontal   vertical): 28°  12° 
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2254-5. Toyota Safety Sense
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NOTICE
■Front sensor 
Observe the following to ensure that the sensor operates correctly: 
● Do not attach window tinting to the windshield. 
● On cold days when there is a large temperature difference between the 
vehicle interior and outside air temperatures, the windshield fogs up easily. 
If the part of the windshield in front of the front sensor becomes fogged up 
or covered with condensation or ice, the system temporarily stops working
and the PCS warning light flashes. In that case, use the front defroster to 
remove the fog, condensation, or ice. ( P. 308, 317) 
● Keep the windshield clean at all times. Also, even when using a glass 
coating agent, if water droplets and so forth form on the windshield, use 
the wipers to remove them.
The pre-crash safety system may not function properly if the windshield is 
dirty or covered with an oily film, water droplets, snow, etc.  
If the inner side of the windshield where the front sensor is installed is dirty,
do not attempt to remove the front sensor. Contact any authorized Toyota 
dealer or repairer, or another dul y qualified and equipped professional.
●Do not attach objects, such as stickers, 
transparent stickers, etc., and so forth, 
to the outer side of the windshield in 
front of the front sensor (shaded area in
the illustration) or use a glass coating 
agent. 
A: From the top of the windshield to 
approximately 10 cm (4.0 in.) below 
the bottom of the front sensor 
B: Approximately 20 cm (7.9 in.) 
(Approximately 10 cm (4.0 in.) to the 
right and left from the center of the 
front sensor) 
● Do not install or attach anything to the 
inner side of the windshield under the 
front sensor (shaded area in the illustra-
tion). 
A: Approximately 10 cm (4.0 in.) (Start- 
ing from the bottom of the front sen-
sor) 
B: Approximately 20 cm (7.9 in.) 
(Approximately 10 cm (4.0 in.) to the
right and left from the center of the 
front sensor) 
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NOTICE
●If the windshield needs to be replaced, contact any authorized Toyota 
dealer or repairer, or another dul y qualified and equipped professional. 
● Replace the wiper blades immediately when necessary. If the area in front 
of the front sensor is not appropriately wiped clean, the performance of the 
sensor may decline.
When replacing the wiper blades is necessary, consult any authorized Toyota 
dealer or repairer, or another duly qualified and equipped professional.
● Do not install an antenna in front of the sensor. 
● Do not spill liquid onto the sensor. 
● Do not allow bright lights to shine into the sensor. 
● Do not damage or let the lenses of the front sensor get dirty.  
When cleaning the inner side of the windshield, do not let glass cleaner 
contact the lenses. Also, do not touch the lenses. 
For proper care of the lenses of the front sensor, contact any authorized 
Toyota dealer or repairer, or another duly qualified and equipped profes- 
sional. 
● Do not change the installation position or direction of the sensor or remove 
it. The direction of the sensor is precisely adjusted. 
● Do not subject the sensor to strong impact or disassemble it. 
● Do not install an electronic device or device that emits strong electric 
waves near the front sensor. 
● Do not place reflective objects on top of the instrument panel. 
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PCS (Pre-Crash Safety system)
◆Pre-crash warning 
When the system determines 
that the possibility of a frontal 
collision with a vehicle is high, a 
buzzer will sound and the PCS 
activation indicator will flash to 
urge the driver to take evasive 
action.
◆Pre-crash brake assist 
When the system determines that the possibility of a frontal colli- 
sion with a vehicle is high, the system applies greater braking force 
in relation to how strongly the brake pedal is depressed.
: If equipped
The pre-crash safety system uses the front sensor to detect 
vehicles in front of your vehicle. When the system determines 
that the possibility of a frontal collision with a vehicle is high, 
pre-crash warning urges the driver to take evasive action and
the potential brake pressure will be increased to help the driver 
avoid the collision. 
If the system determines that the possibility of a frontal collision 
with a vehicle is extremely high, the brakes are automatically 
applied to help avoid the collision or help reduce the impact to 
the vehicle occupants and the vehicle in the collision. 
The pre-crash warning timing can be changed or the system can be 
enabled/disabled, as necessary, by operating the switch.  
( P. 228) 
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◆Pre-crash braking 
When the system determines that the possibility of a frontal colli- 
sion with a vehicle is high, the system warns the driver. If the sys- 
tem determines that the possibility of a collision is extremely high, 
the brakes are automatically applied to help avoid the collision or 
reduce the collision speed.
■Changing the pre-crash warning timing 
Each time the PCS switch is 
pressed, the warning timing 
changes as follows: 
Far (operation starts earlier) 
Middle (default setting) 
Near (operation starts later)
When the PCS switch is 
pressed to turn the system on, 
the PCS activation indicator will
turn on and the current warning
timing will be displayed on the 
multi-information display.
Changing the pre-crash safety system
1
2
3 
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■Disabling the pre-crash safety system 
Press the PCS switch for 3 sec- 
onds or more.
The PCS warning light will turn 
on and a message will be dis- 
played on the multi-information
display. 
To enable the system, press the 
PCS switch again. 
Vehicles without a smart entry & 
start system: The system is 
enabled each time the engine 
switch is turned to the “ON”
position. 
Vehicles with a smart entry & 
start system: The system is
enabled each time the engine 
switch is turned to IGNITION 
ON mode. 
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■Operational conditions 
The pre-crash safety system is enabled and determines that the possibility of 
a frontal collision with a vehicle (e xcept motorcycles and bicycles) is high. 
● Pre-crash warning: 
• Vehicle speed is approximately 15 to 140 km/h (10 to 86 mph). 
• The relative speed between your vehicle and the vehicle ahead is greater 
than approximately 15 km/h (10 mph). 
● Pre-crash brake assist: 
• Vehicle speed is approximately 30 to 80 km/h (19 to 49 mph). 
• The relative speed between your vehicle and the vehicle ahead is greater 
than approximately 30 km/h (19 mph). 
● Pre-crash braking: 
• Vehicle speed is approximately 10 to 80 km/h (7 to 49 mph). 
• The relative speed between your vehicle and the vehicle ahead is greater 
than approximately 10 km/h (7 mph).
When the brake pedal is stepped on, the system judges if evasion actions are 
being done by the driver and the start timing for pre-crash braking may be 
delayed.
During the following, the driver operations takes precedence and the system 
may not operate: 
● The accelerator pedal is depressed strongly 
● The steering wheel is turned sharply or abruptly 
In case of the following, the system will not operate: 
● If a battery terminal has been disconnected and reconnected and then the 
vehicle has not been driven for a certain amount of time 
● If VSC is disabled (only the pre-crash warning function will be operational) 
● If the PCS warning light is flashing or illuminated 
● When the shift position is in R 
■ Cancelation of the pre-crash braking 
● If either of the following situations occur while the pre-crash braking function 
is operating, it will be canceled: 
• The accelerator pedal is depressed strongly. 
• The steering wheel is turned sharply or abruptly. 
● If the vehicle is stopped by the operation of the pre-crash braking function, 
the operation of the pre-crash braking function will be canceled after the 
vehicle has been stopped for approximately 2 seconds.