cruise control Lexus IS250 2015 VOICE COMMAND SYSTEM OPERATION / LEXUS 2015 IS250,IS350 OWNERS MANUAL QUICK GUIDE (OM53C80U)

Contents
The Quick Guide is not intended as a substitute for your Owner’s
Manual. We strongly encourage you to review the Owner’s
Manual and supplementary manual s so you will have a better
understanding of your vehicle’ s capabilities and limitations.
1
Air Conditioning System*
Adjusting the temperature ...................................................................................................... .. 58
Air conditioning control screen .............................................................................................. 59
Using automatic mode........................................................................................................... ..... 60
Adjusting the temperature for driver and passenger seats separately (“DUAL” mode) .................................................................................................................. ....... 60
Audio System (with Lexus Display Audio) *
Display Audio operation buttons............................................................................................ 54
Using the steering whee l switches to change audio sources ..................................... 54
Audio menu screen .............................................................................................................. ........ 55
Operating the audio system using the steering wheel switches ............................... 57
Audio System (with navigation system)*
Audio control screen ................................................................................................................... 44
Remote control (steering wheel switches) ......................................................................... 44
Basic operation ................................................................................................................ .............. 45
Radio.......................................................................................................................... ......................... 46
DVD player/CD player........................................................................................................... ... 46
Operating an iPod .............................................................................................................. .......... 48
Automatic High Beam .......................................................................................................................15
BSM (Blind Spot Monitor) .............................................................................................................. 28
Cruise Control ............................................................................................................................... ....... 21
Dynamic Radar Cruise Control .................................................................................................. 23
Floor Mat Installation ...........................................................................................................................4
Garage Door Opener ..................................................................................................................... 68
*: This feature may be operated by Voice command (See P.62)

8
Meter control switches P.13
Vehicle-to-vehicle distance button P.24
Audio remote control switches
P.44, 57
Cruise control switch
P.21, 23
Horn*1
: If equipped
*1: Refer to “OWNER’S MANUAL”.
*2: For vehicles with a navigation sy stem, refer to “NAVIGATION SYSTEM
OWNER'S MANUAL”.
Tilt and telescopic 
steering control switch
*1
Telephone switches
P.43, 53
LDA (Lane Departure Alert)
switch
 P.26
Paddle shif t switches*1
Talk switch
P.43, 53

12
Multi-information Display
Drive information
Select to display various drive data.
Navigation system-linked display (if equipped)
Select to display the following navigation system-linked information.
• Route guidance
• Compass display (north-up display/heading-up display)
Audio system-linked display
Select to enable selection of an audio source or track on the meter using the
meter control switches.
Dynamic radar cruise control operational status 
(vehicles with a dynamic radar cruise control)
Select to display the operational status of the dynamic radar cruise control. 
(  P. 2 3 )
The tab will change to when the vehicle is in constant speed con-
trol mode. ( P. 2 5 )
If LDA (Lane Departure Alert) is activated, the operational status of the LDA sys-
tem will also be displayed. (If equipped)
LDA (Lane Departure Alert) operational status 
(vehicles with LDA but without a dynamic radar cruise control)
Select to display the oper ational status of the LDA.
Warning message display
Select to display warning me ssages and measures to be taken if a malfunction is
detected.
Settings display
Select to change the meter display settings.
The multi-information display presents the driver with a variety of vehicle data.

21
Cruise Control (if equipped)
Indicators
Cruise control switch
■Setting the vehicle speed
Press the “ON/OFF” button to activate
the cruise control.
Cruise control indicator will come on.
Press the button again to deactivate
the cruise control.
Accelerate or decelerate the vehicle to
the desired speed, and push the lever
down to set the speed.
“SET” indicator will come on.
The vehicle speed at the moment the
lever is released becomes the set
speed.
Use the cruise control to maintain a set speed without depressing the accelerator pedal.
1
2
1
2

23
Dynamic Radar Cruise Control (if equipped)
Vehicle-to-vehicle distance button
Display
Set speed
Indicators
Cruise control switch
■Setting the vehicle speed (vehicle-to-vehicle distance control mode)
Press the “ON/OFF” button to activate
the cruise control.
Dynamic radar cruise control indica-
tor will come on.
Press the button again to deactivate
the cruise control.
Accelerate or decelerate the vehicle to
the desired speed, and push the lever
down to set the speed.
“SET” indicator will be displayed.
The vehicle speed at the moment the
lever is released becomes the set
speed.
Dynamic radar cruise control supplements conventional cruise control with a vehicle-to-
vehicle distance control. In vehicle-to-vehicle distance control mode, the vehicle automat-
ically accelerates or decelerate s in order to maintain a set following distance from vehi-
cles ahead.
1
2
3
4
5
1
2

25
■Canceling and resuming the speed control
Pulling the lever toward you cancels
the cruise control.
The speed setting is also canceled
when the brakes are applied.
Pushing the lever up resumes the
cruise control and returns vehicle
speed to th e set speed.
Resuming is available when the vehicle
speed is more than approximately 25
mph (40 km/h).
■ Selecting conventional constant speed control mode
Press the “ON/OFF” button to activate
the cruise control.
Press the button again to deactivate
the cruise control.
Switch to constant speed control
mode. 
(Push the lever forward and hold for
approximately one second.)
Constant speed control mode indica-
tor will come on.
When in constant speed control mode,
to return to vehicle-to-vehicle distance
control mode, push the lever forward
again and hold for approximately 1 sec-
ond.
1
2
1
2

76
What to do if...
Follow the correction procedures.
Open door warning lightMaster warning light
Low fuel level warning light
(Illuminates without
blinking)Tire pressure warning light*1
Seat belt reminder light
See the Owner’s Manual
Tu r n s i g n a l i n d i c a t o rIntuitive parking assist 
indicator (if equipped)
Headlight indicator (U.S.A.)
(Flashes)
Slip indicator
Tail light indicator (Canada)VSC OFF indicator
Headlight high beam indicator(Flashes
faster)
Pre-collision system warning 
light (if equipped)
Automatic High Beam 
indicator (if equipped) BSM (Blind Spot Monitor) 
outside rear view mirror 
indicators (if equipped)
Fog light indicator 
(if equipped) Security indicator
Cruise control indicatorLow outside temperature 
indicator
Dynamic radar cruise control
indicator (if equipped)Eco Driving Indicator Light
Cruise control “SET” indicatorEco drive mode indicator*2
LDA (Lane Departure Alert) 
indicator (if equipped)