2015 LEXUS RX350 ECO mode

2142-3. Operating the lights and windshield wipers
■
Automatic light off system ●
When the headlights are on: The headlights and tail lights turn off 30 seconds
after a door is opened and closed if the “ENGINE START STOP” switch is
turned to ACCESSORY mode or turned off. (The lights turn off immediately
if on the key is pressed after all the doors are locked.)●
When only the tail lights ar e on: The tail lights turn off automatically if the
“ENGINE START STOP” switch is turned to ACCESSORY mode or turned off
and the driver’s door is opened.
To turn the lights on again, turn the “ENGINE START STOP” switch to IGNITION
ON mode, or turn the light switch off once and then back to or .
If any of the doors is kept open, the ligh ts automatically turn off after 20 minutes.■
Automatic headlight leveling system (if equipped)
The level of the headlights is automatica lly adjusted according to the number of
passengers and the loading condition of the vehicle to ensure that the headlights do
not interfere with other road users. ■
Light reminder buzzer (headlights)
A buzzer sounds when the “ENGINE START STOP” switch is turned off or turned
to ACCESSORY mode and the driver's door is opened while the headlights are
turned on.■
Illuminated entry system
If the wireless remote control switch is used to unlock the vehicle when the light
switch is in and the surrounding area is dark, the parking light turns on.■
Customization
Settings (e.g. light sensor sensitivity) can be changed.
(Customizable features  P. 8 3 4 )
NOTICE
■
To prevent battery discharge
Do not leave the lights on longer than necessary when the engine is off.

2222-3. Operating the lights and windshield wipers
■
Raindrop sensor (vehicles with rain-sensing windshield wipers)
●
If the wiper switch is turned to the position while the “ENGINE START
STOP” switch is in IGNITION ON mode, the wipers will operate once to show
that AUTO mode is activated.●
When the sensor sensitivity ring is turn ed toward high while in AUTO mode, the
wipers will operate once to indicate that the sensor sensitivity is enhanced.●
If the temperature of the raindrop sensor is 194  F (90  C) or higher, or 5  F
(-15  C) 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 if there is washer fluid in the wind-
shield 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 unexpect edly if the sensor is touched or the
windshield is subject to vibration in AUTO mode. Take care that your fingers or any-
thing else do not become caugh t 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 acci-
dent, resulting in death or serious injury. ●
The raindrop sensor judges the amount
of raindrops.
An optical sensor is adopted. It may not
operate properly when sunlight from the
rising or setting of the sun intermittently
strikes the windshield, or if bugs etc. are
present on the windshield.

2252-3. Operating the light s and windshield wipers
2
When driving
■
The rear window wiper and washer can be operated when
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
Damage to the washer fluid pump may be caused if the lever is operated continu-
ally.
■
When a nozzle becomes blocked
In this case, contact your Lexus dealer.
Do not try to clear it with a pin or other object. The nozzle will be damaged. Type B
Off
Intermittent window
wiper operation
Normal window wiper
operation
Washer/wiper dual
operation
Washer/wiper dual
operation

2332-4. Using other driving systems
2
When driving Accelerate or decelerate the
vehicle to the desired speed,
and push the lever down to set
the speed. “SET” will be displayed.
The vehicle speed at the
moment the lever is released
becomes the set speed.
■ Adjusting the set speed
To change the set speed, operate the lever until the desired set
speed is displayed.
Increases the speed
Decreases the speed Fine adjustment: Momentarily
move the lever in the desired
direction.
Large adjustment: Hold the
lever in the desired direction.
In the vehicle-to-vehicle distance control mode, the set speed will be
increased or decreased as follows:
When the set speed is shown in “MPH”
Fine adjustment: By approximately 1 mph (1.6 km/h) each time the lever is
operated
Large adjustment: By approximately 5 mph (8 km/h) for each 0.75 sec-
onds the lever is held STEP 2

2382-4. Using other driving systems
Selecting conventional constant speed control mode
Constant speed control mode differs from vehicle-to-vehicle distance
control mode. When constant speed control mode is selected, your vehi-
cle will maintain a set speed regardless of whether or not there are other
vehicles in the lane ahead.
Press the “ON-OFF” button to
activate the cruise control. Press the button again to deacti-
vate the cruise control.
Switch to constant speed con-
trol mode.
(Push the lever forward and
hold for approximately one sec-
ond.) Constant speed control mode indi-
cator will come on.
When in constant speed control
mode, to return to vehicle-to-vehi-
cle distance control mode, push
the lever forward again and hold
for approximately 1 second.
After the desired speed has been
set, it is not possible to return to
vehicle-to-vehicle distance control
mode.

2562-4. Using other driving systems
■
The rear view monitor system can be operated when
The shift lever is in R, the “ENGINE START STOP” switch is in IGNITION ON
mode.■
Changing display modes
The rear view monitor display mode ca n be changed while the screen is on.●
To temporarily disable the rear view monitor system
●
To constantly disable the rear view monitor system
●
To re-enable the rear view monitor system
Press . The indicator will turn green. Press .
The indicator will turn amber.
The system will be re-enabled once the
“ENGINE START STOP” switch is turned
off and then turned to IGNITION ON
mode.
Press and hold for 12 to 15 seconds.
The screen will turn off and on after 6 sec-
onds. Keep pressing the button until the
screen turns back off. The indicator will
flash amber.
The system will not automatically turn on
again after the “ENGINE START STOP”
switch is off and then turned to IGNITION
ON mode.

3313-1. Lexus Display Audio system
3
Interior features ■
When using the screen ●
Under extremely cold conditions, the Lexus Display Audio controller may react
slowly.●
If the screen is cold, the display may be dark, or the system may seem to be
operating slightly slower than normal.●
The screen may seem dark and hard to see when viewed through sunglasses.
Change your angle of viewing, adjust the display on the “Display Settings”
screen (  P. 332) or remove your sunglasses.
CAUTION■
Using the Lexus Display Audio controller ●
Do not allow fingers, fingernails or hair to become caught in the Lexus Display
Audio controller as this may cause an injury.●
Be careful when touching the Lexus Display Audio controller in extreme temper-
atures as it may become very hot or cold due to the temperature inside the vehi-
cle.
NOTICE■
To prevent the Lexus Display Audio controller malfunction ●
Do not allow the Lexus Display Audio controller to come into contact with food,
liquid, stickers or lit cigarettes as doing so may cause it to change color, emit a
strange odor or stop functioning.●
Do not subject the Lexus Display Audio controller to excessive pressure or
strong impact as the controller may bend or break off.●
Do not allow coins, contact lenses or other such items to become caught in the
Lexus Display Audio controller as this may cause it to stop functioning.
●
Items of clothing may rip if they become caught on the Lexus Display Audio con-
troller.
●
If your hand or any object is on the Lexus Display Audio controller when the
“ENGINE START STOP” switch is turned to ACCESSORY mode, the Lexus
Display Audio controller may not operate properly.

3443-1. Lexus Display Audio system
■
Adjusting the volume
The volume of the Mobile Assist ant can be adjusted using the
“ PWR·VOL
” knob or
steering wheel volume switches. The Mobile Assistant and phone call volumes are
synchronized.■
Microphone
●
Wait for the listening beeps befo re using the Mobile Assistant.●
The Mobile Assistant may not recognize commands in the following situations:
• When spoken too quickly.
• When spoken at a low or high volume.
• When the roof or windows are open.
• When passengers are talking while the Mobile Assistant is being used.
• When the air conditioning system’s fan speed is set high.
• When the air conditioning vents are turned toward the microphone.■
Mobile Assistant precautions ●
The available features and functions may vary based on the iOS version
installed on the connected device.●
Some Siri features are limited in Eyes Free mode. If you attempt to use an
unavailable function, Siri will inform you that the function is not available.●
If Siri is not enabled on the cell ular phone connected via Bluetooth 
, an error
message will be displayed on the screen.
●
While a phone call is active, the Mo bile Assistant cannot be used.
●
If using the navigation feature of the cellular phone, ensure the active audio
source is Bluetooth 
audio or iPod in order to hear turn by turn direction
prompts. It is not necessary to speak directly into the
microphone when using the Mobile Assis-
tant.