2008 Lexus IS250 Using the air conditioning system and defogger / LEXUS 2008 IS250 OWNER'S MANUAL (OM53699U)

33
1-2. Opening, closing and locking the doors and trunk
1
Before driving
CAUTION
■Caution regarding interference with electronic devices
●People with implanted pacemakers or cardiac defibrillators should keep away
from the smart access system antennas. (P. 2 4 )
The radio waves may affect the operation of such devices. If necessary, the entry
function can be disabled. Ask your Lexus dealer for details, such as the frequency
of radio waves and timing of emitting th e radio waves. Then, consult your doctor
to see if you should disable the entry function.
●User of any electrical medical device other than implanted pacemakers and
implanted cardiac defibrillators should consult the manufacturer of the device for
information about its operation under the influence of radio waves.
Radio waves could have unexpected effects on the operation of such medical
devices.
Ask your Lexus dealer for details for disabling the entry function.

34
1-2. Opening, closing and locking the doors and trunk
Wireless remote control
■2-step unlocking function
When you push , the driver's door is unlocked. Pushing the button again
within 3 seconds unlocks the other doors.
■Operation signals
Doors: A buzzer sounds and the emergenc y flashers flash to indicate that the
doors have been locked/unlocked. (Locked: Once; Unlocked: Twice)
Trunk: A buzzer sounds to indicate that the trunk has been unlocked.
Windows and moon roof: A buzzer sounds to indicate that the windows and moon
roof are operating.
■Door lock buzzer
If a door is not fully closed, a buzzer sounds if an attempt to lock the door is made.
Fully close the door to stop the buzzer, and lock the vehicle once more.
■Alarm
Using the wireless remote control to lock the door will set the alarm system.
■Electronic key battery depletion
 P. 2 8
■Security feature
P. 2 9
The wireless remote control can be used to lock and unlock the vehicle and
the trunk from outside the vehicle.
Locks all doors
Unlocks all doors
Opens the windows and
moon roof (push and hold)
Unlocks the trunk
(push and hold)
Sounds alarm
(push and hold) ( P. 74 )

35
1-2. Opening, closing and locking the doors and trunk
1
Before driving
■When the electronic key battery is fully depleted
P. 3 2 5
■Conditions affecting operation
P. 2 6
■Customization that can be configured at Lexus dealer
Settings (e.g. trunk unlocking function) can be changed. (Customizable features
 P. 4 3 6 )
■Certification for wireless remote control
For vehicles sold in the U.S.A.
NOTE:
This device complies with Part 15 of the FCC Rules. Operation is subject to the fol-
lowing two conditions: (1) This device may not cause harmful interference, and (2)
this device must accept any interference received, including interference that may
cause undesired operation.
NOTICE:
This equipment has been tested and found to comply with the limits for a Class B
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful interference in a residential installa-
tion. This equipment generate s, uses and can radiate radio frequency energy and, if
not installed and used in accordance with the instructions, may cause harmful inter-
ference to radio communications. However, there is no guarantee that interference
will not occur in a particular installation. If this equipment does cause harmful inter-
ference to radio or television reception, which can be determined by turning the
equipment off and on, the user is encouraged to try to correct the interference by
one or more of the following measures:
●Reorient or relocate the receiving antenna.
●Increase the separation between the equipment and receiver.
●Connect the equipment into an outlet on a circuit different from that to which
the receiver is connected.
●Consult the dealer or an experienced radio/TV technician for help.
FCC WARNING:
Changes or modifications not expressly approved by the party responsible for
compliance could void the user's authority to operate the equipment.
FCC ID: NI4TMLF-1

36
1-2. Opening, closing and locking the doors and trunk
For vehicles sold in Canada
NOTE:
Operation is subject to the following two conditions: (1) this device may not cause
interference, and (2) this device must accept any interference, including interfer-
ence that may cause undesired operation of the device.

37
1
1-2. Opening, closing and locking the doors and trunk
Before driving
Doors
The vehicle can be locked and unlocked using the entry function, wireless
remote control or door lock switch.
■Entry function
 P. 2 3
■ Wireless remote control
 P. 3 4
■ Door lock switch
Locks all doors
Unlocks all doors
■ Inside lock button
Locks the door
Unlocks the door
The front doors can be opened
by pulling the inside handle even
if the lock buttons are in the lock
position.

38
1-2. Opening, closing and locking the doors and trunk
Locking the front doors from the outside without a key
The door cannot be locked if the “ENGINE START STOP” switch is in
ACCESSORY or IGNITION ON mode, or the electronic key is left
inside the vehicle.
Depending on the position of the electr onic key, the key may not be detected
correctly and the door may be locked.
Rear door child-protector lock
The door cannot be opened
from inside the vehicle when the
locks are set.
These locks can be set to prevent
children from opening the rear
doors. Push down on each rear
door switch to lock both rear
doors.
Automatic door locking and unlocking systemsThe following functions can be set or cancelled:
*: Vehicles with an automatic transmission only
FunctionOperation
Shift position linked door
locking function
*Shifting the shift lever out of P locks all doors.
Shift position linked door
unlocking function
*Shifting the shift lever to P unlocks all doors.
Speed linked door locking
functionAll doors are locked when the vehicle speed is
approximately 12 mph (20 km/h) or higher.
Driver's door linked door
unlocking functionAll doors are unlocked when the driver's door is
opened within 10 seconds after turning the
“ENGINE START STOP” switch OFF.

39
1-2. Opening, closing and locking the doors and trunk
1
Before driving
■Setting and canceling the functions
To switch between setting and canceling, follow the procedure below:
Close all the doors and switch the “ENGINE START STOP”
switch to IGNITION ON mode. (Perform the step 2 within 10
seconds.)
Shift the shift lever to P or N, and press and hold the driver's door
lock switch (
or ) for approximately 5 seconds and then
release.
The shift lever and switch positions corresponding to the desired func-
tion to be set or canceled are shown as follows.

When the setting or canceling operat ion is complete, all doors are locked
and then unlocked.
STEP1
STEP2
FunctionShift lever positionSwitch position
Shift position linked door locking
function
PShift position linked door unlock-
ing function
Speed linked door locking function
NDriver's door linked door unlocking
function

40
1-2. Opening, closing and locking the doors and trunk
■Impact detection door lock release system
In the event that the vehicle is subject to a strong impact, all the doors are unlocked.
Depending on the force of the impact or the type of accident, however, the system
may not operate.
■Using the mechanical key
The doors can also be locked and unlocked with the mechanical key. (P. 3 9 4 )
■Customization that can be configured at Lexus dealer
Settings (e.g. unlocking function using a key) can be changed. (Customizable fea-
tures P. 4 3 6 )
CAUTION
■To prevent an accident
Observe the following precautions while driving the vehicle.
Failing to do so may result in a door open ing and an occupant falling out, resulting in
death or serious injury.
●Always use a seat belt.
●Always lock all doors.
●Ensure that all doors are properly closed.
●Do not pull the inside handle of the front door while driving.
●Set the rear door child protector locks when children are seated in the rear seat.