Page 214 of 476

214 2-3. Operating the lights and wipers
iQ_WE_74014E
Daytime running light system (if equipped)
To make your vehicle more visible to other drivers, the headlights and tail
lights turn on automatically whenever the engine is started. (However, the
daytime running light system will be cancelled when the headlight switch is
operated manually or the automatic headlight system turns on the tail lights.)
Daytime running lights are not designed for use at night.
Headlight control sensor (if equipped)
Automatic light off system (if equipped)
Vehicles without smart entry & start system
When the light switch is in
AUTO: The headlights and all lights turn off
automatically if the engine switch is turned to ACC position or turned
OFF and the driver’s door is opened.
To turn the lights on again, switch to ON mode, or turn the light switch off
once and then back to the
or position.
Vehicles with smart entry & start system
When the light switch is in AUTO: The headlights and all lights turn off
automatically if the “ENGINE START STOP” switch is switched to
ACCESSORY mode or turned OFF and the driver’s door is opened.
To turn the lights on again, switch to IGNITION ON mode, or turn the light
switch off once and then back to
or .
The sensor may not function properly if
an object is placed on the sensor, or any-
thing that blocks the sensor is affixed to
the windshield.
Doing so interferes with the sensor
detecting the level of ambient light and
may cause the automatic headlight sys-
tem to malfunction.
Page 215 of 476
215 2-3. Operating the lights and wipers
2
When driving
iQ_WE_74014E
Light reminder buzzer
Vehicles without smart entry & start system
A buzzer sounds when the engine switch is turned OFF or turned to the
ACC position and the driver’s door is opened while the lights are turned
on.
Vehicles with smart entry & start system
A buzzer sounds when the “ENGINE START STOP” switch is turned OFF
or switched to ACCESSORY mode and the driver’s door is opened while
the lights are turned on.
Customization that can be configured at any authorized Toyota dealer
or repairer, or another duly qualified and equipped professional
Settings of the light sensor sensitivity can be changed.
(Customizable features P. 459)
NOTICE
To prevent battery discharge
Do not leave the lights on longer than necessary when the engine is not run-
ning.
Page 216 of 476
216
2-3. Operating the lights and wipers
iQ_WE_74014E
Fog light switch
The fog lights improve visibility in difficult driving conditions, such
as in rain or fog. The fog lights can be used when the headlights or
front position lights are turned on. (Vehicles with a front and rear fog
light switch: The rear fog lights can be used when the front fog lights
are turned on.)
Front and rear fog light switch
Off
Front fog lights on
Both front and rear fog
lights on (Rotating the
switch ring again turns only
the rear fog light off.)
Releasing the switch returns
the ring to the position.
(vehicles with an automatic
headlight and daytime running
light system)
Page 217 of 476
217 2-3. Operating the lights and wipers
2
When driving
iQ_WE_74014E
Rear fog light switch
Off
Rear fog light on
Page 218 of 476
218
2-3. Operating the lights and wipers
iQ_WE_74014E
Windshield wipers and washer
Intermittent wiper
Intermittent windshield
wiper operation
Low speed windshield wiper
operation
High speed windshield
wiper operation
Temporary operation
Washer/wiper dual opera-
tion
Wipers will automatically oper-
ate a couple of times after the
washer squirts.
Page 219 of 476
219 2-3. Operating the lights and wipers
2
When driving
iQ_WE_74014E
Rain-sensing windshield wipers (if equipped)
With “AUTO” selected, the wipers will operate automatically
when the sensor detects falling rain. The system automatically
adjusts wiper timing in accordance with rain volume and vehicle
speed.
Rain-sensing wiper opera-
tion
Low speed windshield wiper
operation
High speed windshield
wiper operation
Temporary operation
Sensor sensitivity (high)
Sensor sensitivity (low)
Page 220 of 476
220 2-3. Operating the lights and wipers
iQ_WE_74014E
The windshield 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.
Effects of vehicle speed on wiper operation (vehicles with rain-sensing
windshield wipers)
Even when the wipers are not in AUTO mode, wiper operation varies
depending on vehicle speed when the washer is being used (delay until drop
prevention wiper sweep occurs).
Rain drop sensor (vehicles with rain-sensing windshield wipers)
Washer/wiper dual opera-
tion
Wipers will automatically oper-
ate a couple of times after the
washer squirts.
The sensor judges the amount of rain-
drops.
Page 221 of 476

221 2-3. Operating the lights and wipers
2
When driving
iQ_WE_74014E
Vehicles without smart entry & start system:
If the wiper switch is turned to AUTO position while the engine switch is in
the ON position, the wiper will operate once to show that AUTO mode is
activated.
Vehicles with smart entry & start system:
If the wiper switch is turned to AUTO 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 temperature of the raindrop sensor is 90°C (194°F) or higher, or
-10°C (14°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 that there is washer fluid
in the windshield washer fluid reservoir.
CAUTION
Caution regarding the use of windshield wipers in AUTO mode
(vehicles with rain-sensing windshield wipers)
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 does not become caught in the windshield wipers.
NOTICE
When the windshield is dry
Do not use the wipers, as they may damage the windshield.
When there is no 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.
When a nozzle becomes blocked
Do not try to clear it with a pin or other object. The nozzle will be damaged.