stop start Lexus IS250 2009 Quick Guide

Topic 1
Entering and Exiting
7
IS_U (L/O_0808)
Keys
■Electronic key
Smart access system with push-button start
( → P. 8 , 1 9 )
*: If equipped
■ Mechanical key
● Locks and unlocks the doors
● Opens the trunk
● Locks and unlocks the glove box
The mechanical key is stored inside the electronic
key. To extract the key, release the latch and pull,
or if equipped with a card key, press the button
and pull.
■ Wireless remote control
Press: locks all doors
Press once: unlocks the driver's door
Press twice: unlocks all doors
Press and hold: opens the windows and moon
roof*
Press and hold: opens the trunk
Press and hold: sounds the alarm
(Use the alarm to attract attention to the vehi-
cle in order to help deter break-ins. To stop the
alarm, press any button on the wireless remote
control.)
*: If equipped
Card key*
1
2
3
4

Topic 1
Entering and Exiting
9
IS_U (L/O_0808)
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.

Topic 2
Before Driving
16
Entering and Exiting
Before Driving
When Driving
Rain and
Night Driving
Driving Comfort
Opening and Closing
What to do if ...
Customizing Yo u r L e x u s
IS_U (L/O_0808)
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
To w a r d t h e d r i v e r1
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.

Topic 3
When Driving
19
IS_U (L/O_0808)
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.)

Topic 3
When Driving
20
Entering and Exiting
Before DrivingBefore Driving
When DrivingWhen Driving
Rain and
Night Driving
Driving Comfort
Opening and Closing
What to do if ...
Customizing Yo u r L e x u s
IS_U (L/O_0808)
■ 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
P Pa r k *
R Reverse
N Neutral (drive not engaged)
D Drive
S S mode
*: The engine can only be started in P.
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.
ACC ESSO RY mo d e IGNITION ON mode
(Indicator light: amber)
OFF
(Indicator light: off)

Topic 3
When Driving
26
Entering and Exiting
Before DrivingBefore Driving
When DrivingWhen Driving
Rain and
Night Driving
Driving Comfort
Opening and Closing
What to do if ...
Customizing Yo u r L e x u s
IS_U (L/O_0808)
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.

Topic 4
Rain and Night Driving
37
IS_U (L/O_0808)
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 minutes.
1
2

60
Entering and Exiting
Before Driving
When Driving
Rain and
Night Driving
Driving Comfort
Opening and Closing
What to do if ...
Customizing Yo u r L e x u s
IS_U (L/O_0808)
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 Ow ner's Manual. If you need further assistance,
contact your Lexus dealer.

What to do if ...
61
IS_U (L/O_0808)
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 9 )
Automatic transmission
Manual transmission
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 )
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.

62
Entering and Exiting
Before Driving
When Driving
Rain and
Night Driving
Driving Comfort
Opening and Closing
What to do if ...
Customizing Yo u r L e x u s
IS_U (L/O_0808)
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.
Turned the “ENGINE
START STOP” switch OFF
while the driver's door is
still open
Close the driver's door.