automatic transmission Lexus IS250 2008 Using the air conditioning system and defogger / LEXUS 2008 IS 350/250 QUICK GUIDE (OM60D81U) User Guide

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Entering and Exiting
Before Driving
When Driving
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Night Driving
Driving Comfort
Opening and Closing
What to do if ...
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Have the malfunction repaired immediately.
Open door warning lightFront passenger’s seat belt
reminder light
Low fuel level warning lightTire pressure warning light
aDriver’s seat belt
reminder lightMaster warning light
See the Owner's Manual
Tu r n s i g n a l i n d i c a t o rCruise control indicator
Headlight high beam indicatorAFS OFF indicator*1
Headlight indicator (U.S.A.)Front fog light indicator
Tail light indicator (Canada)Lexus parking assist-sensor
indicator
*1
ECT SNOW indicator*2Slip indicator
ETCS SNOW indicator*3SRS airbag cut-off indicator
ECT PWR indicator*2VSC OFF indicator*1
Shift position and shift range indicators*1
*1 : If equipped*2 : Vehicles with automatic transmission*3 : Vehicles with manual transmission
For further information, refer to the Owner's Manual.

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Entering and Exiting
Before Driving
When Driving
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Driving Comfort
Opening and Closing
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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.

What to do if ...
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If the engine doesn't start
Make sure that the correct operating procedures have been followed.
Make sure that the brake pedal (for automatic
transmission) or clutch pedal (for manual trans-
mission) is firmly depressed when attempting to
start the engine. ( P.1 7 )
Automatic transmission
Manual transmission
utomatic transmissin
Make sure that the steering wheel lock is released.
To release the steering wheel lock, gently turn the
wheel left or right while pressing the “ENGINE
START STOP” switch. (P.9 )
Electronic key alarm
Brake/clutch pedal
Steering wheel lock
If the engine still does not start, see the Owner's Manual for more information or contact
your Lexus dealer.

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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.)
Turn the “ENGINE START
STOP” switch OFF and
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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ItemFunctionDefault
settingCustomized
setting
Door lock
Unlocking using a key
Driver's door
unlocked in
one step, all
doors
unlocked in
two steps
All doors
unlocked in
one step
Speed-detecting automatic
door lock function
(Manual transmissions)
ONOFF
Speed-detecting automatic
door lock function
(Automatic transmissions)
OFFON
Opening driver's door unlocks
all doors
(Manual transmissions)
ONOFF
Opening driver's door unlocks
all doors
(Automatic transmissions)
OFFON
Shifting gears to P unlocks all
doors.ONOFF
Shifting gears to position other
than P locks all doors.ONOFF
Pow e r w i n d o w s
Linked door lock operationONOFF
Linked door key operationOpen and
closeOpen only
Close only
Wireless remote control linked
operationONOFF
Moon roof
Linked door lock operationONOFF
Linked door key operationOpen and
closeOpen only
Close only
Linked operation of components
when door key is usedSlide onlyTi l t o n l y
Wireless remote control linked
operationONOFF
Linked operation of components
when wireless remote control
used
Slide onlyTi l t o n l y