2015 Lexus IS250 navigation system

952. Instrument cluster
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Instrument cluster
IS350/250_U (OM53C50U)
XNavigation system
Press the “MENU” button on the Remote Touch, then select “Info” on the
“Menu” screen, and then select “Fuel Consumption”.
If the “Trip Information” screen is displayed, select “Past Record”.
Resetting the past record data
Best recorded fuel consumption
Average fuel consumption
Previous fuel consumption record
Updating the average fuel con-
sumption data
XLexus Display Audio system
Press the “MENU” button on the Lexus Display Audio controller, then select
“Info” on the “Menu” screen, and then select “Fuel Consumption”.
If the “Past Record” screen does not appear, move the controller to the right and
select “Past Record”.
Previous fuel consumption record
Average fuel consumption
Best recorded fuel consumption
The average fuel consumption history is divided by color into past averages
and the average fuel consumption since the last updated. Use the displayed
average fuel consumption as a reference.
The image is an example only.
Past record
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962. Instrument cluster
IS350/250_U (OM53C50U)
■Updating the past record data
XNavigation system
Update the average fuel consumption by selecting “Update” to measure the current fuel
consumption again.
XLexus Display Audio system
Update the average fuel consumption by moving the controller to the left and select
“Update” to measure the current fuel consumption again.
■Resetting the data
XNavigation system
The fuel consumption data can be deleted by selecting “Clear”.
XLexus Display Audio system
The fuel consumption data can be deleted by moving the controller to the left and select
“Clear ”.
■Cruising range
Displays the estimated maximum distance that can be driven with the quantity of fuel
remaining.
This distance is computed based on your average fuel consumption.
As a result, the actual distance that can be driven may differ from that displayed.

1554-1. Before driving
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Driving
IS350/250_U (OM53C50U)
CAUTION
■Things that must not be carried in the trunk
The following things may cause a fire if loaded in the trunk:
●Receptacles containing gasoline
●Aerosol cans
■Storage precautions
Observe the following precautions.
Failure to do so may prevent the pedals from being depressed properly, may block the
driver’s vision, or may result in items hitting the driver or passengers, possibly causing
an accident.
●Stow cargo and luggage in the trunk whenever possible.
●To prevent cargo and luggage from sliding forward during braking, do not stack any-
thing in the enlarged trunk. Keep cargo and luggage low, as close to the floor as pos-
sible.
●When you fold down the rear seats, long items should not be placed directly behind
the front seats.
●Never allow anyone to ride in the enlarged trunk. It is not designed for passengers.
They should ride in their seats with their seat belts properly fastened.
●Do not place cargo or luggage in or on the following locations.
• At the feet of the driver
• On the front passenger or rear seats (when stacking items)
• On the package tray
• On the instrument panel
• On the dashboard
• In front of the navigation system screen (if equipped) or Lexus Display Audio
screen (if equipped)
●Secure all items in the occupant compartment.
■Capacity and distribution
●Do not exceed the maximum axle weight rating or the total vehicle weight rating.
●Even if the total load of occupant’s weight and the cargo load is less than the total load
capacity, do not apply the load unevenly. Improper loading may cause deterioration
of steering or braking control which may cause death or serious injury.

2214-5. Using the driving support systems
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Driving
IS350/250_U (OM53C50U)
The rear view image is displayed when
the shift position is in R and the engine
switch is in IGNITION ON mode.
The parking assist monitor system will
be deactivated when the shift position is
in any position other than R.
■Screen display
The parking assist monitor screen
will be displayed if the shift position is
shifted to R while the engine switch
is in IGNITION ON mode.Intuitive parking assist display (if
equipped)
If an obstacle is detected while the
intuitive parking assist is on, a display
is shown in the top right corner of the
screen.
Lexus parking assist monitor∗
∗: If equipped
The parking assist monitor assists the driver by displaying an image of the view
behind the vehicle while backing up, for example while parking.
Owners of models equipped with a navi gation system should refer to the
“NAVIGATION SYSTEM OWNER’S MANUAL”.
The screen illustrations used in this text are intended as examples, and may
differ from the image that is actually displayed on the screen.
Using the Lexus parking assist monitor
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2715-1. Basic Operations
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Lexus Display Audio system
IS350/250_U (OM53C50U)
Volume switch• Increases/decreases volume
• Press and hold: Continuously increases/decreases volume
Radio mode: • Press: Select a radio station
• Press and hold: Seek up/down
CD, MP3/WMA/AAC disc,
Bluetooth
®, iPod or USB mode:
• Press: Select a track/file/video
• Press and hold: Fast up/down tracks/files/videos (MP3/WMA/AAC disc,
iPod or USB)
“MODE” switch • Turns the power on, selects audio source
• Press and hold this switch to mute or pause the current operation. To can- cel the mute or pause, press and hold.
Steering wheel audio switches
Some audio features can be controlle d using the switches on the steering
wheel.
Operation may differ depending on the type of audio system or navigation
system. For details, refer to the manual provided with the audio system or nav-
igation system.
Operating the audio system us ing the steering wheel switches
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CAUTION
■To reduce the risk of an accident
Exercise care when operating the audio switches on the steering wheel.
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2735-1. Basic Operations
5
Lexus Display Audio system
IS350/250_U (OM53C50U)
■Adjusting the volume
The volume of the Mobile Assistant can be adjusted using the
“PWR·VOL” knob or
steering wheel volume switches. The Mobile Assistant and phone call volumes are syn-
chronized.
■Microphone
●Wait for the listening beeps before 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 th e 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 ce llular phone connected via Bluetooth, an error message
will be displayed on the screen.
●While a phone call is active, the Mobile 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 Assistant.

358
IS350/250_U (OM53C50U)6-1. Using the air conditioning system
■Adjusting the temperature setting
To adjust the temperature setting,
touch and slide your finger up or
down on the sensor.
The temperature setting can also be
adjusted by touching on the sensor.
When the temperature setting is
changed, a buzzer sounds.
Automatic air conditioning system
Air outlets and fan speed are automatically adjusted according to the temper-
ature setting.
Vehicles with a Lexus Display Audio system: Press the “MENU” button on the
Lexus Display Audio controller, then select “Climate” to display the air condi-
tioning operation screen.
For details on the Lexus Display Audio controller, refer to “Lexus Display
Audio controller” on P. 268.
Vehicles with a navigation system:
Press the “MENU” button on the Remote
Touch, then select “Climate” to display the air conditioning control screen.
For details on the Remote Touch, refer to the “NAVIGATION SYSTEM
OW N ER’S M A NUA L”.
Air conditioning controls

3606-1. Using the air conditioning system
IS350/250_U (OM53C50U)
XWith a navigation system Adjust the left-hand side temper-
ature setting
Adjust the fan speed setting
Select the air flow mode
Adjust the right-hand side tem-
perature setting
Display the option control screen
(→ P. 360)
Tu r n t h e f a n o f f
Select to set auto mode on/off
To adjust or select settings, move the Remote Touch knob to select the screen
button, and then press the Remote Touch knob to enter the selected function.
■Option control screen
The functions can be switched on and off.
Cooling and dehumidification
function
Adjusting the temperature for
driver and passenger seats sepa-
rately (“DUAL” mode) ( →P. 3 6 1 )
Removing pollen from the air
(Micro dust and pollen filter)
( → P. 3 6 1 )
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