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When driving
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● Vehicles with smart entry & start system:
If the wiper switch is turned to the position while the “ENGINE
START STOP” switch is in IGNITION ON mode, the wiper will operate
once to show that AUTO mode is activated.
If the wiper sensitivity is adjusted to higher, the wiper may operate once to
indicate the change of sensitivity.
● If the temperature of the raindrop sensor is 85°C (185°F) or higher, or
-40°C (-40°F) or lower, automatic operation may not occur. In this case,
operate the wipers in any mode other than AUTO.
■ If no windshield washer fluid sprays
Check that the washer nozzles are not blocked and if there is washer fluid in
the windshield washer fluid reservoir.
WARNING
■ Caution regarding the use of windshield wipers in AUTO mode
The windshield wipers may operate unexpectedly if the sensor is touched or
the windshield is subject to vibration in AUTO mode. Take care that your fin-
gers or anything else do not become caught in the windshield wipers.
■ Caution regarding the use of washer fluid
When it is cold, do not use the washer fluid until the windshield becomes
warm. The fluid may freeze on the windshield and cause low visibility. This
may lead to an accident, resulting in death or serious injury.
NOTICE
■ When the windshield is dry
Do not use the wipers, as they may damage the windshield.
■ When the washer fluid tank is empty
Do not use the washer when the washer fluid tank is empty. This may cause
the washer fluid pump to overheat.
■ When there is no windshield washer fluid spray from the nozzle
Damage to the washer fluid pump may be caused if the lever is pulled
toward you and held continually.
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Rear window wiper and washer
■The rear window wiper and washer can be operated when
Vehicles without smart entry & start system
The engine switch is in the “ON” position.
Vehicles with smart entry & start system
The “ENGINE START STOP” switch is in IGNITION ON mode.
NOTICE
■ When the rear window is dry
Do not use the wipers, as they may damage the rear window.
■ When the washer fluid tank is empty
Do not use the washer when the washer fluid tank is empty. This may cause
the washer fluid pump to overheat.
Intermittent window
wiper operation
Normal window wiper
operation
Washer/wiper dual
operation
Washer/wiper dual
operation
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WARNING
● If there is a large difference in temperature between the inside and outside
of the vehicle, such as in winter, t he windshield is likely to fog up easily. If
the part of the windshield in front of the front sensor is fogged up or cov-
ered with condensation or ice, the PCS warning light may illuminate and
the system may be temporarily disabled. In this case, use the windshield
defogger to remove the fog, etc. ( P. 340, 350)
● If the area of the windshield in front of the front sensor is covered with
water droplets, use the windshield wipers to remove them.
If the water droplets are not sufficiently removed, the performance of the
front sensor may be reduced.
● If water droplets cannot be properly removed from the area of the wind-
shield in front of the front sensor by the windshield wipers, replace the
wiper insert or wiper blade.
If the wiper inserts or wiper blades need to be replaced, contact any autho-
rized Toyota dealer or repairer, or another duly qualified and equipped pro-
fessional.
● Do not attach window tinting to the windshield.
● Replace the windshield if it is damaged or cracked.
If the windshield needs to be replaced, contact 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 get the front sensor wet.
● Do not allow bright lights to shine into the front sensor.
● Do not dirty or damage the front sensor.
When cleaning the inside of the windshi eld, do not allow glass cleaner to
contact the lens. Also, do not touch the lens.
If the lens is dirty or damaged, contact any authorized Toyota dealer or
repairer, or another duly qualified and equipped professional.
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WARNING
● Do not subject the front sensor to a strong impact.
● Do not change the installation position or direction of the front sensor or
remove it.
● Do not disassemble the front sensor.
● Do not install an electronic device or device that emits strong electric
waves near the front sensor.
● Do not modify any components of the vehicle around the front sensor
(inside rear view mirror, sun visors, etc.) or ceiling.
● Do not attach any accessories that may obstruct the front sensor to the
hood, front grille or front bumper. Contact any authorized Toyota dealer or
repairer, or another duly qualified and equipped professional for details.
● If a surfboard or other long object is to be mounted on the roof, make sure
that it will not obstruct the front sensor.
● Do not modify the headlights or other lights.
● Do not attach anything to or place anything on the dashboard.
■ Installation area of front sensor on windshield
When the windshield is fogging up easily, the glass around the front sensor
may be hot due to the heater running. If the glass is touched, it may result in
burns.
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Changing settings of the pre-collision system
■ Enabling/disabling the pre-collision system
Press the PCS switch for 3 sec-
onds or more.
The PCS warning light will turn on
and a message will be displayed
in the multi-information display,
when the system is turned off.
To enable the system, press the
PCS switch again.
The pre-collision system is
enabled each time the engine is
started.
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• When using an automatic car wash
• When there is a structural object
(overpass, traffic sign, billboard,
street light, etc.) at the top of an
uphill road
• When rapidly closing on an elec-
tric toll gate barrier, parking area
barrier, or other barrier that opens
and closes
• When approaching a low hanging
object that may contact the vehi-
cle, such as a banner, tree
branches or thick grass
• When the vehicle is hit by water,
snow, dust, etc. from a vehicle
ahead
• When driving through steam or
smoke
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■ Situations in which the system may not operate properly
● In some situations such as the following, a vehicle may not be detected
by the front sensor, preventing t he system from operating properly:
• If an oncoming vehicle is approaching your vehicle
• When approaching the side or front of a vehicle
• If a preceding vehicle has a small rear end, such as an unloaded truck
• If a vehicle ahead is irregularly shaped, such as a tractor or side car
• If the sun or other light is shining directly on a vehicle ahead
• If a vehicle ahead is carrying a load which protrudes past its rear
bumper
• If a preceding vehicle has a low
rear end, such as a low bed trailer
• If a vehicle ahead has extremely
high ground clearance
• If a vehicle ahead makes an abrupt maneuver (such as sudden
swerving, acceleration or deceleration)
• When suddenly cutting behind a preceding vehicle
• If a vehicle cuts in front of your
vehicle or emerges from beside a
vehicle
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• When the vehicle is hit by water, snow, dust, etc. from a vehicle ahead
• When driving through steam or smoke that may obscure vehicles
ahead
• When driving in a place where the surrounding brightness changes
suddenly, such as at the entrance or exit of a tunnel
• When a vehicle ahead is not
directly in front of your vehicle
• When driving in inclement
weather such as heavy rain, fog,
snow or a sand storm
• While driving on a curve and for a certain amount of time after driving
on a curve
• When a very bright light, such as
the sun or the headlights of
oncoming traffic, shines directly
into the front sensor
• When the surrounding area is
dim, such as at dawn or dusk, or
while at night or in a tunnel