fuel consumption Lexus IS250 2014 Do-it-yourself service precautions / LEXUS 2014 IS250,IS350 OWNERS MANUAL (OM53758U)

TABLE OF CONTENTS2
IS350/250_U (OM53758U)
For your information ................................... 8
Reading this manual................................... 12
How to search ..............................................13
Pictorial index ............................................... 14
1-1. For safe useBefore driving................................. 26
For safety drive............................... 28
Seat belts .......................................... 30
SRS airbags ..................................... 36
Front passenger occupant classification system...................47
Safety information for children .......................................... 53
Child restraint systems ............... 54
Installing child restraints............. 58
Exhaust gas precautions ............ 68
1-2. Theft deterrent system Engine immobilizer system....... 69
Alarm ................................................... 71
Theft prevention labels ................73
2. Instrument cluster Warning lights and indicators........................................ 76
Gauges and meters .......................81
Multi-information display .......... 86
Fuel consumption information ................................... 92 3-1. Key information
Keys .................................................... 98
3-2. Opening, closing and locking the doors and trunk
Doors ............................................... 103
Trunk................................................. 109
Smart access system with push-button start ....................... 114
3-3. Adjusting the seats Front seats.......................................120
Rear seats......................................... 121
Driving position memory..........123
Head restraints ............................. 127
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................. 130
Inside rear view mirror ..............132
Outside rear view mirrors........134
3-5. Opening, closing the windows and moon roof
Power windows............................. 137
Moon roof ...................................... 140
1For safety and security
2Instrument cluster
3Operation of each
component

75
Instrument cluster2
IS350/250_U (OM53758U)
2. Instrument clusterWarning lights and indicators ........................................ 76
Gauges and meters ...................... 81
Multi-information display .......... 86
Fuel consumption information ................................... 92

872. Instrument cluster
2
Instrument cluster
IS350/250_U (OM53758U)
◆Operating the meter control switches
The multi-information display is oper-
ated using the meter control switches. Select an item/change pages
Enter/Set
Except F SPORT models
Press: Displays the screen regis-
tered to
When no screen has been registered, th e drive information screen will be dis-
played.
Press and hold: Registers the currently displayed screen to
When the confirmation screen is displayed, select yes to register the screen. If the
selected screen cannot be registered, a re gistration failure message will be shown.
F SPORT models
Move the main meter
Return to the previous screen
■Current fuel consumption*
Displays the current rate of fuel consumption
■Average fuel economy (after reset/after start/after refuel)*
Displays the average fuel economy since the function was reset, the engine
was started, and the vehicle was refueled, respectively
■Average vehicle speed (after reset/after start)*
Displays the average vehicle speed since the function was reset and the
engine was started, respectively
■Elapsed time (after reset/after start)*
Displays the elapsed time since the function was reset and the engine was
started, respectively
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Drive Information
4

882. Instrument cluster
IS350/250_U (OM53758U)
■Distance (driving range/after start)*
Displays the estimated maximum distance that can be driven with the quantity
of fuel remaining and the distance driv en after the engine was started respec-
tively.
• 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.
• When only a small amount of fuel is added to the tank, the display may not be
updated.
When refueling, turn the engine switch off. If the vehicle is refueled without turning
the engine switch off, the display may not be updated.
■Eco Driving Indicator
 P. 9 0
■Tire inflation pressure
P. 4 1 2
■Gear positions
P. 1 6 8
*: Displayed when the item is set in “Drive Info 1” or “Drive Info 2”. Use these values as a
reference.
■Language
Select to change the language on the display.
■Units
Select to change the unit of measure for fuel consumption.
■Maintenance system
Select to reset the maintenance data after the required maintenance is per-
formed. (
 P. 3 9 1)
■Eco Driving Indicator Light
Select to activate/deactivate th e Eco Driving Indicator Light.
■ switch settings (except F SPORT models)
Displays a procedure to register a desired screen to .
You can register 1 screen as a shortcut, which can be displayed by pressing . (
P. 8 7 )
■Drive information 1 /Drive information 2
Select to select up to 2 items that will be displayed on the “Drive Info 1” screen
and “Drive Info 2” screen respectively. (
 P. 8 7 )
Settings display

922. Instrument cluster
IS350/250_U (OM53758U)
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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932. Instrument cluster
2
Instrument cluster
IS350/250_U (OM53758U)
Navigation system
Press the “MENU” button on the
Remote Touch, then select “Info” on
the “Menu” screen, and then select
“Fuel Consumption”.
If the “Past Record” screen is dis-
played, select “Trip Information”.
Resetting the consumption data
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 )
Trip information
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5

942. Instrument cluster
IS350/250_U (OM53758U)
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
2
3
4

952. Instrument cluster
2
Instrument cluster
IS350/250_U (OM53758U)
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 (OM53758U)
■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.

2314-5. Using the driving support systems
4
Driving
IS350/250_U (OM53758U)
Vehicles without Adaptive Variable Suspension SystemNormal mode
For normal driving.
Press the switch to change the driving mode to normal mode when selected to Eco
drive mode or sport mode.
Eco drive mode
Use Eco drive mode to help achieve low fuel consumption during trips that
involve frequent accelerating.
When not in Eco drive mode and the drivin g mode select switch is turned to the
left, the Eco drive mode indicator comes on.
Sport mode
Assists acceleration response by controlling the transmission and steering.
Suitable for when precise handling is desirable, for example when driving
on mountain roads.
When not in sport mode and the driving mode select switch is turned to the right,
the “SPORT” indicator comes on.
Driving mode select switch
The driving modes can be selected to suit driving condition.
Except
F SPORT models F SPORT
models
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