display Lexus IS250 2011 Opening, Closing And Locking The Doors And Trunk / LEXUS 2011 IS250/IS350 QUICK GUIDE (OM53A38U) User Guide
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Air Conditioning System (without navigation system)
Owners of models equipped with a navigation system should refer to the “Navigation System
Owner's Manual”.
■Using the automatic mode
Press the AUTO button.
Adjust the temperature using the TEMP but-
tons.
■Adjusting the temperature in DUAL mode
In DUAL mode, driver and passenger side tem-
perature settings can be adjusted separately.
Press the DUAL button.
Adjust the driver side temperature using the
TEMP buttons, and the passenger side temper-
ature using the PASSENGER TEMP buttons.
Driver side temperature control
Switch to automatic mode
Driver side temperature display
OFF button
Fan speed controls
Air flow controlsPassenger side temperature display
Micro dust and pollen filter
Passenger side temperature control
Windshield defog/defrost
Outside air/recirculated air mode switch
A/C switch
Dual mode switch1
2
3
4
5
6
7
8
9
10
11
12
13 
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●XM NavWeather™*3
The subscription-based XM NavWeather™ service allows the navigation system to dis-
play weather information on the map.
●XM
® NavTraffic*3
The subscription-based XM® NavTraffic service allows the navigation system to display
traffic information on the map.
The following navigation-based Lexus Enform features are available without a sub-
scription:
●Lexus Insider
Lexus Insider is an optional service that can send audio messages, or articles, to partici-
pating owner’s vehicles via the navigation system. Potential Lexus Insider subjects might
include, for example, Lexus vehicle technology tips, updates on regional Lexus events, or
audio excerpts from Lexus Magazine articles. Up to 20 articles can be stored at a time.
●Vo i c e  C o m m a n d  
The voice command system enables you to operate the navigation system, audio system
and hands-free system by giving a command.
*1: U.S. Patent No. 7,508,298 B2
*2: Available at no extra charge with an active XM® satellite radio subscription.
*3: Available via separate XM® subscription(s).
■Subscription
After you have signed the Telematics Subscription Service Agreement and are enrolled,
you can begin receiving services. A variety of subscription terms is available for purchase.
Contact your Lexus dealer, call 1-800-25-LEXUS (1-800-255-3987), or push the
“Destination Assist” button in your vehicle for further subscription details. XM NavTraffic
®
and XM NavWeather™ require separate XM® subscription(s). XM® Sports and Stocks is
available with an XM
® Satellite Radio subscription. After a 90-day free trial, you must set
up the appropriate XM
® subscription(s) to continue receiving these services. 
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What to do if ...
List of Warning/Indicator Lights
The units used on the speedometer, the tachometer gauge display, indicators and warning
lights may differ depending on the model / type.
Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
(U.S.A.)
(Canada)Brake system warning light 
Stop the vehicle immediately.
Charging system warning light
Have the vehicle inspected immediately.
(U.S.A.)
(Canada)Malfunction 
indicator lamp
Electric power steering 
warning light
(Flashing and 
then continu-
ously on)Tire pressure warning light
SRS warning light
(U.S.A.)
(Canada)ABS warning light
(Comes on)
Slip indicator
For further information, refer to the Owner's Manual. 
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Electronic Key Alarm
The electronic key alarm uses an alarm and warning messages to indicate that the electronic 
key has been used improperly. Take appropriate measure in response to any warning mes-
sages that are displayed. In some cases, an alarm may sound without an accompanying 
warning message. If so, follow the correction procedure in the table below.
*: Vehicles with automatic transmission only
AlarmSituationCorrection procedure
Exterior alarm sounds 
once for 2 seconds
Tried to lock the doors 
using the entry function 
while the electronic key is 
still inside the passenger 
compartmentRetrieve the electronic key 
from the passenger com-
partment and lock the 
doors again.
Closed the trunk while the 
electronic key is still inside 
and all doors are lockedRetrieve the electronic key 
from the trunk and close 
the trunk lid.
Exterior alarm sounds 
once for 60 seconds
Tried to exit the vehicle 
with the electronic key and 
lock the doors without first 
turning the “ENGINE 
START STOP” switch OFF
Turn the “ENGINE START 
STOP” switch OFF and 
lock the doors again.
Exterior alarm sounds 
once for 10 secondsTried to lock the vehicle 
using the entry function 
while a door is openClose all of the doors and 
lock the doors again.
Interior alarm sounds 
continuously*Tried to open the door and 
exit the vehicle without 
shifting the shift lever to P
Shift the shift lever to P.
Interior alarm pings 
continuously
Switched to ACCES-
SORY mode while the 
driver's door is open 
(Opened the driver's door 
when the “ENGINE 
START STOP” switch is in 
ACCESSORY mode.)
Close the driver's door.
Tu r n e d  t h e  “ E N G I N E  
START STOP” switch OFF 
while the driver's door is 
still open
Close the driver's door. 
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Customizing Your Lexus
ItemFunctionDefault 
settingCustomized
setting
Automatic light 
control system
Light sensor sensitivityLevel 3Level 1 to 5
Time elapsed before headlights 
automatically turn off after 
doors are closed
30 seconds
0 seconds
60 seconds
90 seconds
LightsDaytime running light system 
(U.S.A. only)OnOff
Windshield 
wipers and 
washer
Switching operation when the 
vehicle is stationaryOnOff
Drip prevention functionOnOff
Time elapsed before the drip 
prevention function operates
Va r i a b l e  
depending on 
the vehicle 
speed
3 seconds
Intuitive parking 
assist
Back sensor operation display 
and buzzerOnOff
Buzzer volumeLevel 3Level 1 to 5
Distance which a sensor detects4.9 ft. (150 cm)2.0 ft. (60 cm)
Illumination
Time elapsed before lights turn 
off15 seconds7. 5  s e c o n d s
30 seconds
Operation when the doors are 
unlockedOnOff
Operation after the “ENGINE 
START STOP” switch turned 
OFF
OnOff
Front footwell lightsOnOff
Shift lever lightOnOff
Outer foot lightsOnOff
Seat belt 
reminderVehicle speed linked seat belt 
reminder buzzerOnOff