Lexus GX470 2004 Engine / LEXUS 2004 GX470 FROM JAN. 2004 THROUGH JUL. 2004 PROD. (OM60A87U) Service Manual

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NOTICE

Make sure the positive side and negative side of thebattery are faced correctly.

Do not replace the battery with wet hands. Water may
cause unexpected rust.

Do not touch or move any components inside the transmitter, or it may interfere with proper operation.

Be careful not to bend the electrode when insertingthe battery and that dust or oils do not adhere to theinside the module.

Take care not to lose the screws and O-ring.
5. Install the lid with the 2 screws.
NOTICE
Take care not to damage or bend the O-ring wheninstalling.
6. Install the module into the key frame and secure the cover
with the screw.
7. When pushing any switch on the wireless key, make sure
the indicator light comes on.SIDE DOORS
Locking with key

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1Lock2Unlock
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 the driver's door. In the driver's door lock,
turning the key once will unlock the driver's door and twice in
succession will unlock all the side doors and back door
simultaneously.*
NOTE: * The 2-step unlocking function can be changed. Ask your Lexus dealer for details.
Together with the activation of unlocking, the personal lights
and center interior light come on for 15 seconds if the personal
light and center interior light switches are in the DOORº
positions, and the running board lights come on for about 15
seconds. However, this function does not work when the
ignition key is in the ONº position. For further information, see
Illuminated entry systemº on page 80.
Locking with inside lock button

1Lock2Unlock
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.

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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.
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 during an accident.
It also helps prevent the doors from being opened
unintentionally.
Locking with power door lock switch

1Lock2Unlock
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 located on the front passenger's side.
If you do any of the following, no door can be unlocked with the
power door lock switch.
 Lock all the doors with the key or wireless remote control
when all the doors are closed.
 Open the driver's door or front passenger's door and move
the inside lock buttons of both front doors to the lock
position, then close the front doors.

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The power door lock switch can be reset in the following ways.

Turn the ignition key to the ONº position.
 Unlock all the side doors and back door with the key or
wireless remote control.
 Unlock the driver's door or front passenger's door with the
inside lock button, and then unlock all the doors with the
power door lock switch.
Setting the auto door locking and unlocking
functions
You can set the following auto door locking and unlocking
functions.
(a) Locking linked with the shift position
All the doors are locked automatically when the selector lever
is moved out of the Pº position with the ignition switch in the
ONº position.*
NOTE:
* This function is the default setting for new vehicles.
(b) Unlocking linked with the shift position
All the doors are unlocked automatically when the selector
lever is m oved to the Pº position with the ignition switch in the
ONº position. (c) Locking linked with the vehicle speed
All the doors are locked automatically when the vehicle speed
reaches 20 km/h (12 mph) or higher. However, if any door is
unlocked during driving, this auto locking function will not
operate until the unlocked door is opened once.
(d) Unlocking linked with opening the driver's door
All the doors are unlocked automatically when the driver's door
is opened within 10 seconds after the ignition switch is turned
from ONº to the ACCº or LOCKº position.

KEYS AND DOORS
26Setting the functions
1. Close all the doors.
2. Turn the ignition switch to the ONº position.
3. Within 10 seconds after the ignition switch is turned to the
ONº position;

To set function (a)
Push and hold the front of the power door lock switch for 5
seconds with the selector lever in the Pº position.
 To set function (b)
Push and hold the rear of the power door lock switch for 5
seconds with the selector lever in the Pº position.
 To set function (c)
Push and hold the front of the power door lock switch for 5
seconds with the selector lever in any position except Pº.
 To set function (d)
Push and hold the rear of the power door lock switch for 5
seconds with the selector lever in any position except Pº.
All the doors automatically lock and unlock when you release
the power door lock switch. This indicates that the function is
set. If all the doors do not lock and unlock, the time the switch
was held may have been too short or too long. Perform the
procedure over again starting from step 1.
If you want to cancel a function, repeat the procedure. Each
time you perform the procedure, the function is set or
cancelled.
Locking with rear door child-protector

1Unlock2Lock
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 LOCKº position as
shown and then close the door.

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BACK DOOR
11PY030

1Temporary open position
2Full-open position
To open the back door, pull the handle. The back door can
be opened at the above mentioned positions.The back door can be locked and unlocked together with the
side doors by means of the power door lock system. (For
instructions, see Locking with power door lock switchº on
page 24.)
See Stowage precautionsº on page 457 for precautions when
loading luggage.
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.
 If the open back door hides the rear stop and tail
lights or rear turn signal lights while you are parked,
other road users must be warned of the presence of
your vehicle by a warning triangle or other device.

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Back door stopper

1Lock2Unlock
For your safety, lock the back door with the door stopper
when you fully open the back door.
When closing the back door, check that the back door stopper
is unlocked.
CAUTION
 When keeping the back door open, use only the lock
lever of the back door stopper without touching the
other parts.
 To avoid serious personal injury, make sure not to get
your hands caught in the back door stay when
closing the back door.
THEFT DETERRENT SYSTEM
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 turn signal lights.
Further more when the center interior light switch and personal
light switch are in the DOORº position, the center interior light
and personal lights turn on.

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Security indicator light
Setting the system
1. Turn the ignition key to the LOCKº 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.
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.
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 the battery becomes discharged due to the vehicle being
unused for a long time, etc., when the battery is recharged or
replaced, the system will give the alarm. If this happens,
immediately unlock any of the doors with the key or the
wireless remote control, and the alarm will stop.
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.
 Turn the ignition switch on.

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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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