engine Lexus IS250 2010 Using The Air Conditioning System And Defogger / LEXUS 2010 IS350/250 QUICK GUIDE OWNERS MANUAL (OM53812U)

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 manuals so you will have a better
understanding of your vehicle’s capabilities and limitations.
1
Air Conditioning System (without navigation system)
Using the automatic mode ........................................................................................................39
Adjusting the temperature in DUAL mode ....................................................................... 39
Anti-glare Inside Rear View Mirror...............................................................................................13
Ashtrays ................................................................................................................................................... 42
Audio System (without navigation system)
Basic operation .............................................................................................................................. 33
Radio................................................................................................................................................... 34
CD player ......................................................................................................................................... 35
Operating an iPod
®.................................................................................................................... 38
Remote control (steering wheel switches) ......................................................................... 38
Automatic Transmission ..................................................................................................................... 16
Compass ..................................................................................................................................................47
Console Boxes ..................................................................................................................................... 44
Cruise Control...................................................................................................................................... 25
Cup Holders .......................................................................................................................................... 45
Door Locks............................................................................................................................................. 53
Driving and Seat Position Memory System................................................................................. 11
Dynamic Radar Cruise Control ....................................................................................................26
ECT Switch (Automatic Transmission) ...................................................................................... 23
Emergency Flasher Switch ...............................................................................................................22
Engine (ignition) Switch ......................................................................................................................15
ETCS Switch (Manual Transmission).......................................................................................... 23
Fog Lights................................................................................................................................................ 29
Fuel Tank Cap ....................................................................................................................................... 55
Garage Door Opener ...................................................................................................................... 40
Glove Box............................................................................................................................................... 45
Head Restraints ...................................................................................................................................... 12
Headlight Cleaner .............................................................................................................................. 32
Headlights............................................................................................................................................... 28
Hood ......................................................................................................................................................... 55
Instrument Panel Light Control ..................................................................................................... 32
Interior Lights ........................................................................................................................................ 46
Intuitive Parking Assist ...................................................................................................................... 24
Keys .............................................................................................................................................................. 6
Lexus Enform with Safety Connect...............................................................................................51
Luggage Mat ......................................................................................................................................... 48

4
Shift paddle switches (automatic transmission)
P.16
Windshield wipers and
washer switch
P.30
Engine (ignition) switch P.15
Air conditioning system P.39
Emergency flasher switch P.22
Rear window and outside rear
view mirror defoggers
P.32
Security indicator light P.8
Audio system P.33
Glove box P.45
Trunk opener main switch P.56
See P.5.
Cruise control switch

Dynamic radar cruise control switch

P.25
P.26
Distance switch  P.26
ECT switch (automatic transmission)
ETCS switch (manual transmission)P.23
P.23
 : If equipped

7
Smart Access System with Push-button Start
■Entering the vehicle
To unlock the vehicle, simply grasp either of the
front door handles.
■Exiting the vehicle
To lock the vehicle, press the lock button on either
of the front door handles.
■Opening the trunk
To open the trunk, press and hold the trunk
release button.
The smart access system with push-button start allows you to enter and exit the vehicle
or start the engine by simply carrying the electronic key in your pocket or bag.
For details on starting the engine, see page 15.
For details on what to do when the electronic key does not operate properly, see page 59.

8
Theft Deterrent System
■Engine immobilizer system
The engine immobilizer system prevents the
engine from being started in the event that an
attempt is made to start the vehicle using an
unregistered key.
The security indicator light flashes to indicate that
the system is set.
■Alarm
The system sounds the alarm and flashes lights when forcible entry is detected.
To set the alarm: lock all the doors from outside the vehicle. The security indicator light
comes on to indicate that the alarm is in its preparation state. When the indicator light
begins to flash, the system is armed.
To deactivate or stop the alarm: turn the “ENGINE START STOP” switch to ACCESSORY
or IGNITION ON mode, or unlock the doors or trunk using the electronic key or the wire-
less remote control.
■Steering lock
The steering wheel locks when the “ENGINE
START STOP” switch is OFF.
When the steering lock cannot be released, the
green indicator light on the “ENGINE START
STOP” switch will flash and a message will be
shown on the multi-information display. To release
it, gently turn the wheel left or right while pressing
the “ENGINE START STOP” switch.
The theft deterrent system includes the following features to help protect your vehicle from
theft.

14
Steering Wheel
■Manually adjustable type
To adjust the steering wheel, press the lever down
and move the steering wheel to the desired posi-
tion. Lock the steering wheel in place by pulling
the lever up.
■Power-adjustable type
Up
Down
Aw a y f ro m t h e d r i v e r
Toward the driver1
2
3
4
The power-adjustable type steering wheel retracts automatically when the “ENGINE
START STOP” switch is turned OFF to allow for easy exit and entry. The steering wheel
returns automatically to its previously set position when the “ENGINE START STOP”
switch is switched to ACCESSORY or IGNITION ON mode.

15
Engine (ignition) Switch
■Starting the engine
Automatic transmission
Make sure the parking brake is engaged and the
shift lever is in P.
Depress the brake pedal.
The “ENGINE START STOP” switch indi-
cator light turns green.
Press the “ENGINE START STOP” switch.
Manual transmission
Make sure the parking brake is engaged and the
shift lever is in N.
Depress the clutch pedal.
The “ENGINE START STOP” switch indi-
cator light turns green.
Press the “ENGINE START STOP” switch.
■Stopping the engine
Engage the parking brake and shift the shift lever to P (for automatic transmission) or N
(for manual transmission).
Press the “ENGINE START STOP” switch.
With the electronic key on your person, the engine can be started by simply pressing the
“ENGINE START STOP” switch, while depressing the brake pedal or clutch pedal.
(The mechanical key cannot be used to start the engine.)

16
■Changing power modes
To change power modes without turning on the engine, press the “ENGINE START STOP”
switch without depressing the brake pedal (for automatic transmission) or the clutch pedal
(for manual transmission). The modes can be changed in the following order:
Automatic Transmission (If Equipped)
■Shift positions
PPa r k
RReverse
NNeutral (drive not engaged)
DDrive
SS mode
The vehicle can only be shifted out of P when
the “ENGINE START STOP” switch is in
IGNITION ON mode and the brake pedal is
depressed.
ACCE SSORY modeIGNITION ON mode
(Indicator light: amber) OFF
(Indicator light: off)

22
Tu r n S i g n a l L e v e r
Right turn signal
Left turn signal
Emergency Flasher Switch
Engaging the emergency flasher switch causes all
the turn signal lights to flash.
The emergency flashers can be operated even
when the “ENGINE START STOP” switch is OFF.
1
2
To signal a lane change, move the lever partway and hold.

32
Headlight Cleaner (If Equipped)
The headlight cleaner can be used only when the
“ENGINE START STOP” switch is in IGNITION
ON mode and the headlights are on.
Rear Window and Outside Rear View
Mirror Defoggers
To defog the rear window and the outside rear
view mirrors, press the button.
Press again to cancel.

Instrument Panel Light Control
To d i m : turn the dial counterclockwise.
To b r i g h t e n : turn the dial clockwise.
The system turns off automatically after 15 to 60 minutes.
1
2

What to do if ...
59
If the electronic key does not operate
properly
■Unlocking and locking the doors
To unlock or lock the vehicle, use the mechanical
key to remove the lock cover on the driver's door
handle. The mechanical key is stored inside the
electronic key.
Unlocks
Locks
■Starting the engine
Depress the brake pedal (for automatic trans-
mission) or clutch pedal (for manual transmis-
sion).
Touch the Lexus emblem side of the electronic
key to the “ENGINE START STOP” switch.
Press the “ENGINE START STOP” switch
within 10 seconds of the buzzer, keeping the
brake pedal (for automatic transmission) or
clutch pedal (for manual transmission)
depressed.
1
2
If the electronic key battery becomes depleted, replace it with a new battery. For instruc-
tions on replacing the battery, refer to the Owner's Manual. If you need further assistance,
contact your Lexus dealer.