LEXUS LX470 2006 Service Manual

KEYS AND DOORS
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SIDE DOORS
Locking with key
11X001b
 1Lock 2Unlock
Turn the key towards the front of the vehicle to lock and
towards the back to unlock.
All the side doors and back door lock and unlock
simultaneously with either front door. In the driver’s door lock,
turning the key once will unlock the driver’s door and twice in
succession will unlock all th e side doors and back door
simultaneously. In the passenger’s door lock, turning the key
once will unlock all the side doors and back door
simultaneously.*
NOTE: *The 2step unlocking function can be changed.
Ask your Lexus dealer for details. 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 key is in the “ON” position. For further information, see
“Interior lights” on page 69.

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Locking with inside lock button
11X002a
 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. With
the key in the ignition switch and the front door open, the lock
knob cannot be moved in the lock position.
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.

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Locking with power door lock switch
11X003e
 1Lock 2Unlock
To lock all the side doors and back door simultaneously,
push the power door lock switch down on the front side.
Pushing down on the rear side will unlock them.
The same switch is also found on the front passenger’s side.
When the front doors are locked from the outside or locked with
the wireless remote control transmitter, the power door lock
switch will not work until either front door is unlocked with the
key, lock button or wireless remote control transmitter.
Automatic door locking and unlocking
functions
AUTOMATIC DOOR LOCKING
You can select the following functions:
 Locking linked with the shift position
All doors are automatically locked when the selector lever is
moved out of “P” position.
 Locking linked with vehicle speed
All doors are automatically locked when the vehicle speed
goes above about 20 km/h (12 mph).
You can set or cancel the automatic door locking
functions:
Be sure to apply the parking brake when performing the
following operations.
To select the locking linked with the shift position:
1. Close all doors and turn the ignition switch to the “ON”
position.
2. Shift the selector lever to the “P” position.
3. Within 10 seconds of turning the ignition switch to the “ON”
position, press and hold the driver’s side power door lock
switch in the lock position for 5 seconds and then release.
The doors will be locked and unlocked to indicate that the
function is set.
To cancel the function, do the above operation again.

KEYS AND DOORS
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1. Close all doors and turn the ignition switch to the “ON”
position.
2. Shift the selector lever from “P” to the “N” position.
3. Within 10
seconds of turning the ignition switch to the “ON”
position, press and hold the driver’s side power door lock
switch in the lock position for 5 seconds and then release.
The doors will be locked and unlocked to indicate that the
function is set.
To cancel the function, do the above operation again.
AUTOMATIC DOOR UNLOCKING
You can select the following functions:
 Unlocking linked with the shift position
All doors are automatically unlocked when the selector lever
is moved to “P” position.
 Unlocking linked with the ignition switch
All doors are automatically unlocked when the the driver’s door
is opened within 10 seconds after the ignition switch is turned
to the “ACC” or “LOCK” position, or the key is removed.
You can set or cancel the automatic unlocking functions:
Be sure to apply the parking brake when performing the
following operations.
To select the unlocking linked with the shift position:
1. Close all doors and turn the ignition switch to the “ON”
position. 2. Shift the selector lever to the “P” position.
3. Within 10
seconds of turning the ignition switch to the “ON”
position, press and hold the driver’s side power door lock
switch in the unlock position for 5 seconds and then release.
The doors will be locked and unlocked to indicate that the
function is set.
To cancel the function, do the above operation again.
To select the unlocking linked with the ignition switch:
1. Close all doors and turn the ignition switch to the “ON”
position.
2. Shift the selector lever from “P” to the “N” position.
3. Within 10 seconds of turning the ignition switch to the “ON”
position, press and hold the driver’s side power door lock
switch in the unlock position for 5 seconds and then release.
The doors will be locked and unlocked to indicate that the
function is set.
To cancel the function, do the above operation again.

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Locking with rear door childprotector
11X004e
 1Lock 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 lever to the “LOCK” position as
shown and then close the door.
BACK DOOR
Opening and closing
11X007g
 Opening from outside 1
Unlock 2Lock 3Open
All the doors lock and unlock simultaneously with the back
door.

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11X008d
Opening from inside 1
Unlock 2Lock 3Open
The back door can be opened as shown. See “Cargo and luggage” on page 329 for precautions to
observe in loading luggage.
After closing the back door, try pulling it up to make sure it is
securely closed.
Closing the back door with the lock button pushed in will also
lock the back door. Be careful not to lock your keys in the
vehicle.
The back door lock will be controlled with the power door lock
switch. (For instructions, see “Side doors” on page 19.)
CAUTION
Keep the back
door closed while driving. This not only
keeps the luggage from being thrown out but also
prevents exhaust gases from entering the vehicle.

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Locking with back door childprotector
11X601a
 1Lock 2Unlock
Whenever small children are in the vehicle, lock the back
door so that it does not open by the inside door handle.
To do this, move the lever to the “LOCK” position as
shown and then close the back door.
THEFT DETERRENT SYSTEM
17x503
To deter theft of the vehicle, this system is designed to
sound an alarm if any of the doors or hood is forcibly
unlocked or the battery terminal is disconnected and then
reconnected while the vehicle is locked.
The alarm blows the horn intermittently and flashes the
headlights, tail lights and other exterior lights.

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17X504
Security indicator light (For vehicles with navigation
system)
17X505
 Security indicator light (For vehicles without navigation
system)
Setting the system
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 and hood using an ignition
key or wireless remote control.
If you lock them with wireless remote control, 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 remain on when all the doors
and hood are closed and locked.
3. After 30 seconds, the indicator starts flashing and the
system is set.
Cancelling the system
When you unlock any door using an ignition key or
wireless remote control, the system is cancelled.
If you unlock any door with wireless remote control, the turn
signals flash twice.* NOTE: *The turn signals can be set not to flash. Ask your
Lexus dealer for details.

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Activating the system
The alarm sounds for 60 seconds if any of the following are
operated:
Unlocking any door without using an ignition key or wireless
remote control.
 Opening the hood and any doors forcibly.
 Reconnecting the battery.
If any door is unlocked and the ignition key is not in the ignition
switch during the alarm sounding, its door is automatically
locked.
To stop the alarm: Use either of the following methods.
 Unlock the door using an ignition key or wireless remote
control.
 Start the engine, and the alarm stops after 2 seconds.
Testing the system
1. Open all the windows.
2. Set the system as described above.
The front doors should be locked with the ignition key or
wireless remote control. Be sure to wait until the indicator light
starts flashing.
3. Unlock one of the doors from the inside.
The system should activate the alarm.
4. Unlock any of the doors with a key or the wireless
remote control to cancel the system.
5. Repeat this operation for the other doors and hood.
When testing the hood, also check that the system is activated
when the battery terminal is disconnected and then
reconnected.
If the system does not work properly, have it checked by your
Lexus dealer.
NOTICE
Disconnecting the battery may result in the erasure of
information you have set in the computer memory. After
reconnecting the battery, check that the memorized
data has been retained. If it has been erased, input it into
the computer once more.

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