engine Lexus IS250 2014 OTHER SETTINGS / LEXUS 2014 IS250,IS350 QUICK GUIDE OWNERS MANUAL (OM53B33U)
Page 6 of 78
6
Remote Touch screen 
Navigation system
 
Lexus Display Audio system
 
P.30
P.33
P.49
Emergency flasher switch*
See P.9 Engine switch
*
: If equipped
*: Refer to “Owner’s Manual”.
Trunk opener*
Clock*
Trunk opener main switch*
Audio system P.45, 54
Shift lever*
Hood lock release lever*
Air conditioning system 
P.58 
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Headlights
 The side marker, parking, tail, 
license plate and instrument 
panel lights turn on.
 The headlights and all lights 
listed above turn on.
 The headlights, daytime run-
ning lights and all the lights 
listed above turn on and off 
automatically. (When the 
engine switch is in IGNITION 
ON mode.)
 Off
The daytime running lights turn 
on.
■Turning on the high beam headlights
With the headlights on, push the lever 
away from you to turn on the high 
beams.
Pull the lever toward you to the center 
position to turn the high beams off.
Pull the lever toward you and release it 
to flash the high beams once.
You can flash the high beams with the 
headlights on or off.
(Canada) (U.S.A.)
1
2
3
4
(U.S.A.)
(Canada)
1
2 
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■Adjusting the set speed
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.
■Changing the vehicle-to-vehicle distance
Pressing the button changes the vehicle-to-
vehicle distance as follows:
Long
Medium
Short
The vehicle-to-vehicle distance is set 
automatically to long mode when the 
engine switch is turned to IGNITION 
ON mode.
If a vehicle is running ahead of you, the 
preceding vehicle mark will also be dis-
played.
1
2
Preceding 
vehicle mark
1
2
3
The vehicle-to-vehicle distance control mode maintains the preset cruising speed as long 
as no vehicle is detected ahead. 
Page 26 of 78
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LDA (Lane Departure Alert) (if equipped)
■Tu r n i n g  t h e  L D A  s y s t e m  o n
Press the LDA switch to activate the system.
The LDA indicator and lane lines will 
come on.
Press the switch again to turn the LDA 
system off.
The LDA system will remain on or off 
even if the engine switch is turned to 
IGNITION ON mode.
While driving on a road that has lane markers, this system recognizes the lane markers 
using a camera as a sensor to alert the driver when the vehicle deviates from its lane.
If the system judges that the vehicle has deviated from its lane, it alerts the driver using a 
buzzer and indications on the multi-information display. 
Page 75 of 78
What to do if...
75
*1: It also comes on due to natural causes such as natural air leaks and tire inflation pressure 
changes caused by temperature. Adjust the tire inflation pressure to the specified level. 
The light will turn off after a few minutes. In case the light does not turn off even if the tire 
inflation pressure is adjusted, have the system checked by your Lexus dealer.
*2:Except F SPORT models
*3:F SPORT models
If the engine doesn’t start
Make sure that the correct operating procedures have been followed.
Make sure that the brake pedal is firmly 
depressed when attempting to start the 
engine.
Eco drive mode indicator*3“SPORT S+” indicator 
(if equipped) 
*3
“SPORT” indicator*2Snow mode indicator*2
“SPORT” indicator 
(if equipped)
 *3Snow mode indicator*3
“SPORT S” indicator 
(if equipped) 
*3“A I R  B A G  O N / O F F ”  
indicator
For further information, refer to the Owner’s Manual.
Brake pedal
If the engine still does not start, see the Owner’s Manual for more information or contact 
your Lexus dealer. 
Page 77 of 78
What to do if...
77
■Starting the engine
Ensure that the shift lever is in P and 
depress the brake pedal.
Touch the Lexus emblem side of the 
electronic key to the engine switch. 
When the electronic key is detected, a 
buzzer sounds and the engine switch 
will turn to IGNITION ON mode.
When the smart access system with 
push-button start is deactivated in cus-
tomization setting, the engine switch 
will turn to ACCESSORY mode.
Firmly depress the brake pedal and 
check that   is shown on the 
multi-information display.
Press the engine switch.
In the event that the engine still cannot be started, contact your Lexus dealer.
If equipped
1
2
3
4
If the electronic key battery is depleted, a warning message will be shown on the multi-
information display. Replace the battery with a new one. For instructions on replacing the 
battery, refer to the “Owner’s Manual”. If you need further assistance, contact your Lexus 
dealer.