2015 Lexus IS250 audio

922. Instrument cluster
IS350/250_U (OM53C50U)
Fuel consumption information
Fuel consumption information can be displayed on the navigation system
screen or the Lexus Display Audio screen.
Navigation systemLexus Display Audio system
Navigation system screen
“MENU” button
Remote Touch knob Lexus Display Audio screen
“MENU” button
Lexus Display Audio controller
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942. Instrument cluster
IS350/250_U (OM53C50U)
Lexus 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 “Trip Information” screen does
not appear, move the controller to
the right and select “Trip Informa-
tion”.
Fuel consumption in the past 15
minutes
Displays the average vehicle
speed since the engine was
started.
Displays the elapsed time since
the engine was started.
Cruising range ( P. 9 6 )
Average fuel consumption fo r the past 15 minutes is divided by color into past
averages and averages attained since the engine switch was last turned to
IGNITION ON mode. Use the displayed average fuel consumption as a ref-
erence.
The image is an example only.1
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952. Instrument cluster
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Instrument cluster
IS350/250_U (OM53C50U)
Navigation 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
Lexus 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 appe ar, 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
Navigation system
Update the average fuel consumption by selecting “Update” to measure the current fuel
consumption again.
Lexus 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
Navigation system
The fuel consumption data can be deleted by selecting “Clear”.
Lexus 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.

1023-1. Key information
IS350/250_U (OM53C50U)
NOTICE
■To prevent key damage
●Do not drop the keys, subject them to strong shocks or bend them.
●Do not expose the keys to high temp eratures for long periods of time.
●Do not get the keys wet or wash them in an ultrasonic washer etc.
●Do not attach metallic or magnetic materials to the keys or place the keys close to
such materials.
●Do not disassemble the keys.
●Do not attach a sticker or anything else to the surface of the electronic key.
●Do not place the keys near objects that pr oduce magnetic fields, such as TVs, audio
systems and induction cookers, or medical electrical equipment, such as low-fre-
quency therapy equipment.
■Carrying the electronic key on your person
Carry the electronic key 3.9 in. (10 cm) or mo re away from electric appliances that are
turned on. Radio waves emitted from electric appliances within 3.9 in. (10 cm) of the
electronic key may interfere with the key, causing the key to not function properly.
■In case of a smart access system with push-button start malfunction or other key-
related problems
Take your vehicle with all the electronic keys provided with your vehicle, including the
card key, to your Lexus dealer.
■When an electronic key is lost
If the electronic key remains lost, the risk of vehicle theft increases significantly. Visit
your Lexus dealer immediately with all rema ining electronic keys and the card key that
were provided with your vehicle.
■Handling the card key
●Do not apply excess force when inserting th e mechanical key into the card key. Doing
so may damage the card key.
●If the battery or card key terminals get wet, the battery may corrode.
If the key is dropped into water, or if drin king water etc. is spilled on the key, immedi-
ately remove the battery cover and wipe the battery and terminals. (To remove the
battery cover, lightly grasp and pull it.) If the battery is corroded, have your Lexus
dealer replace the battery.
●Do not crush the battery cover or use a screwdriver to remove the battery cover.
Forcibly removing the battery co ver may bend or damage the key.
●If the battery cover is frequently removed, the battery cover may become loose.
●When installing the battery, make sure to check the direction of the battery.
Installing the battery in the wrong direction may cause the battery to deplete rapidly.
●The surface of the card key may be damaged, or its coating may peel off in the follow-
ing situations:
• The card key is carried together with hard objects, such as coins and keys.
• The card key is scraped with a sharp object , such as the tip of a mechanical pencil.
• The surface of the card key is wiped with thinner or benzene.

1163-2. Opening, closing and locking the doors and trunk
IS350/250_U (OM53C50U)
■Conditions affe cting operation
The smart access system with push-button start uses weak radio waves. In the following
situations, the communication between th e electronic key and the vehicle may be
affected, preventing the smart access system with push-button start, wireless remote
control and engine immobilizer system from operating properly. (Ways of coping:
 P. 499)
●When the electronic key battery is depleted
●Near a TV tower, electric powe r plant, gas station, radio station, large display, airport or
other facility that generates strong radio waves or electrical noise
●When carrying a portable radio, cellular ph one, cordless phone or other wireless com-
munication device
●When the electronic key is in contact wi th, or is covered by the following metallic
objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
•Coins
•Hand warmers made of metal
• Media such as CDs and DVDs
●When other wireless keys (that emit radio waves) are being used nearby
●When carrying the electronic key together with the following devices that emit radio
waves
• Another vehicle’s electronic key or a wireless key that emits radio waves
• Personal computers or personal digital assistants (PDAs)
• Digital audio players
• Portable game systems
●If window tint with a metallic content or me tallic objects are attached to the rear win-
dow

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 hittin g 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 thei r 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 scre en (if equipped) or Lexus Display Audio
screen (if equipped)
●Secure all items in th e occupant compartment.
■Capacity and distribution
●Do not exceed the maximum axle weight ra ting 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.

1604-2. Driving procedures
IS350/250_U (OM53C50U)
Modes can be changed by pressing the engine switch with brake pedal released.
(The mode changes each time the switch is pressed.) Off*
The emergency flashers can be used.
The multi-information display will not be
displayed.
ACCESSORY mode
Some electrical components such as the
audio system can be used.
“ACCESSORY” will be displayed on the
meters.
IGNITION ON mode
All electrical components can be used.
“IGNITION ON” will be displayed on
the meters.
*: If the shift lever is in a position other thanP when turning off the engine, the
engine switch will be turned to ACCES-
SORY mode, not to off.
If the engine is stopped with the shift le ver in a position other than P, the engine
switch will not be turned off but inst ead be turned to ACCESSORY mode. Per-
form the following procedure to turn the switch off:
Check that the parking brake is set.
Shift the shift lever to P.
Check that “Turn Power OFF” is displa yed on the multi-information display
and then press the engine switch once.
Check that “Turn Power OFF” on th e multi-information display is off.
Changing engine switch modes
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When stopping the engine with the shift lever in a position other than P
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