2005 LEXUS LS430 ignition

KEYS AND DOORS
38
Locking/Unlocking the doors
When you push the “LOCK” button on the key briefly, all
the doors can be locked from outside the vehicle.
At this time, you can hear one beep and the turn signal lights
flash once.* However, when you push the “LOCK” button with
any door not closed securely, the buzzer sounds for 10
seconds.** To stop the buzzer, close all the doors securely or
push the “UNLOCK” button. If the key is in the ignition switch,
locking cannot be done.
NOTE:
* The turn signal lights can be set not to flash.
** The buzzer can be set not to sound if a door is not closed
securely.
Ask your Lexus dealer for details.
If outer foot lights are illuminated, you can turn off the lights by
pushing the “LOCK” button on the key. (For details, see “Outer
foot lights” on page 233.)
NOTICE
Do not push the “LOCK” button any longer than 2 to 3
seconds. Pushing the button longer activates an alarm.
For details, see page 40.
When you push the “UNLOCK” button, the driver’s door
is unlocked and outer foot lights come on. Pushing the
“UNLOCK” button once again within 3 seconds from the
first push, all other doors are also unlocked.*
For outer foot lights, see “Outer foot lights” on page 233.
NOTE:
* The 2step unlocking function can be changed.
Ask your Lexus dealer for details.
At this time, two beeps sound and the turn signal lights flash
twice.* Together with the activation of unlocking, the interior
light comes on for 15 seconds if the interior light switch is in
“DOOR” position.** However, this function does not work
when the ignition switch is in the “ACC” or “ON” position. \
For
further information, see “Interior lights” on page 112.
You have 30 seconds to open a door after using the wireless
remote unlock feature.*** If a door is not opened by then, all
the doors will be automatically locked again.
NOTE:
* The turn signal lights can be set not to flash.
** The interior light can be set not to come on or the duration
of lighting can be changed.
*** The time before automatic relocking can be changed.
Ask your Lexus dealer for details.
Even if the “LOCK” or “UNLOCK” button is kept pressed in, the
locking or unlocking operation is not repeated. Release the
button and then push it again.

KEYS AND DOORS
39
Adjusting the volume of beeps
11L340b
You can adjust the volume of the beeps which confirm the
locking or unlocking the doors or remind you when the
doors are not completely closed.
Turn the volume adjustment knob counterclockwise to
increase the volume or clockwise to decrease it. The beep
sound is completely deactivated when you turn the knob
clockwise until you hear a click.
INFORMATION
The volume of the smart key system alarm is not
adjustable.
Unlocking the trunk lid
11L238b
 1Type A 2Type B
When you keep the button pushed for about 1 second, you
can unlock the trunk lid.* One beep sounds.
This function does not work when the ignition switch is in the
“ON” position.
NOTE:
* The operation method can be changed.
Ask your Lexus dealer for details.

KEYS AND DOORS
40
Sounding an alarm*
11L239
 1Type A 2Type B
When you keep the “PANIC” button pushed for about 2 to
3 seconds, an alarm sounds to deter any person trying to
break into or damage your vehicle.
If you want to stop the alarm, push any button.
This function does not work when the ignition switch is in the
“ON” position.
NOTE:
* The alarm can be set not to sound.
Ask your Lexus dealer for details.
Operating the windows and moon roof
The windows and moon roof can be operated using a
wireless remote control key from outside the vehicle.*NOTE:
* The windows can be deactivated. The moon roof can be
set to slide open or tilt up or deactivated.
Ask your Lexus dealer for details.
11L240a
 1 Type A 2Type B
Push the “UNLOCK” button until the windows and moon roof
start to move. At this time one beep sounds. When you
release the button, the windows and moon roof stop operating.
This function will work even with the window lock switch
pressed in.

KEYS AND DOORS
47
Locking with inside lock button
11L047a
 1Lock 2Unlock
Push in the lock button to lock and unlock the door.
The front doors can be opened by pulling the inside handles
even if the lock buttons are in the locked position.
CAUTION
Do not pull the inside handle of the front doors while
driving. The doors will open and an accident may occur.
Lexus strongly recommends that all children be placed
in the rear seat of the vehicle.
Closing the door with the lock button pushed in will also lock
the door. Be careful not to lock your keys in the vehicle. Doors
cannot be locked when either front door is open and the key is
in the ignition. For the vehicles equipped with the smart key
system, if you open the driver’s door to get out from the vehicle
without returning the ignition switch to the “LOCK” position,
chimes sound and the door will not lock when closing the door.
If the vehicle is subjected to a severe frontal, rear or side
impact with the ignition switch turned to the “ON” position, all
doors will unlock automatically after a few seconds.
CAUTION
Before driving, make sure the doors are closed and
locked, especially when small children are in the
vehicle. Along with the proper use of seat belts, locking
the doors helps prevent the driver and passengers from
being thrown out from the vehicle in an accident. It also
helps prevent the doors from being opened
unintentionally.

KEYS AND DOORS
48
Locking with power door lock switch
11L367
 1Lock 2Unlock
To lock all the doors simultaneously, push the power door
lock switch down on the front side. Pushing down on the
rear side will unlock them.
When you push the power door lock switch on the rear side to
unlock the doors to allow a passenger to get in, the outer foot
lights come on. To turn off the lights, push the power door lock
switch on the front side. (For details, see “Outer foot lights” \
on
page 233.)
The same switch is also found on the front passenger’s side.
However, pushing this switch will neither turn on nor off the
outer foot lights. Auto door locking function*:
A l l t h e d o o r s w i l l l o c k
automatically when the selector lever is moved out of “P”
position. This auto door locking function is operable if any
doors are unlocked while the ignition switch is in the “ON”
position.
NOTE:
* This setting can be changed as in the following:
 All the doors are locked automatically at 20 km/h (12
mph) or higher vehicle speed. However, if any door is
unlocked during driving, this auto locking function does
not operate until the unlocked door is once opened.
 When the selector lever is moved out of “P” position and
the brake pedal is held off your foot, this function is
enabled.
Ask your Lexus dealer for details.

KEYS AND DOORS
49
Door closer (some models)
If any door is closed but does not latch shut, it
automatically closes completely. This system is equipped
on all the doors and will activate regardless of the ignition
switch position.
Pulling the door handle will cancel the door closer, allowing you
to open the door which is about to close. However, pulling the
door handle of the rear door which is locked with the child
protector will not cancel the door closer.
CAUTION
 Careful attention is needed so as not to get your
fingers trapped as the door automatically closes
when the door has not been fully closed.
 Never allow a child to operate the door.
Locking with rear door childprotector
11L213
 1
Lock 2Unlock
Whenever small children are in the vehicle, lock the rear
door so that it does not open by the inside door handle.
To do this, move the knob to the “LOCK” position as
shown and then close the door.

KEYS AND DOORS
50
THEFT DETERRENT SYSTEM
17L013
To deter theft of the vehicle, this system is designed to
sound an alarm if any of the doors, trunk or hood is
forcibly unlocked or opened or the battery terminal is
disconnected and then reconnected while the vehicle is
locked.
The alarm blows the horn intermittently, flashes the headlights,
tail lights, turn signal lights and other exterior lights. When the
interior light switch is in the “DOOR” position, the interior lights
also turn on.
After the alarm is activated, when you unlock any door or the
trunk using an ignition key or wireless remote control or smart
key system, the tail lights turn on for about 2 seconds to inform
you that the system was activated.
17L021
 Security indicator light
Setting the system
In the case of the smart key system:
1. Turn the ignition switch to the “LOCK” position.
The engine immobilizer system causes to the indicator light to
flash.
2. Close and lock all the doors, trunk and hood using an
ignition key or wireless remote control or smart key
system.
If you lock them with wireless remote control or smart key
system, the turn signals flash once.*
NOTE:
* The turn signals can be set not to flash.
Ask your Lexus dealer for details.

KEYS AND DOORS
51
The flashing indicator light will stay on when all the doors, trunk
and hood are closed and locked.
3. After 30 seconds, the indicator starts flashing and the
system is set.
After the system is set, when you close the trunk which is
opened
with an ignition key or wireless remote control or smart
key system, the system is set again. However, this function
operates only when the door is not unlocked during which the
trunk is opened and closed.
In case of the ignition switch with the key inserted:
1. Turn the ignition key to the “LOCK” position and
remove it.
The engine immobilizer system causes the indicator light to
flash.
2. Close and lock all the doors, trunk and hood using an
ignition key or wireless remote control or smart key
system.
If you lock them with wireless remote control or smart key
system, the turn signals flash once.*
NOTE:
* The turn signals can be set not to flash.
Ask your Lexus dealer for details.
The flashing indicator light will stay on when all the doors, trunk
and hood are closed and locked. 3. After 30 seconds, the indicator starts flashing and the
system is set.
After the system is set, when you close the trunk which is
opened
with an ignition key or wireless remote control or smart
key system, the system is set again. However, this function
operates only when the door is not unlocked during which the
trunk is opened and closed.
Cancelling the system
When you unlock any door using an ignition key , wireless
remote control or smart key system, the system is
cancelled.
If you unlock any door with the wireless remote control or smart
key system, the turn signals flash twice.*
NOTE:
* The turn signals can be set not to flash.
Ask your Lexus dealer for details.