2007 Lexus GX470 Using other driving systems /

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1-4. Opening and closing the windows and moon roof
1
Before driving
CAUTION
■When opening the moon roof
Observe the following precautions.
Failing to do so may cause death or serious injury.
●Do not allow any passengers to put their hands or heads outside the vehicle while
it is moving.
●Do not sit on top of the moon roof.
■When closing the moon roof
Observe the following precautions.
Failing to do so may result in death or serious injury.
●Check to make sure that all passengers do not have any part of their bodies in a
position where they could be caught when the moon roof is being operated.
●Do not allow children to operate the moon roof.
Closing the moon roof on someone can cause death or serious injury.
■Jam protection function
●Never try jamming any part of your body to activate the jam protection function
intentionally.
●The jam protection function may not work if something gets caught just before
the moon roof fully closes.

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1-5. Refueling
Opening the fuel tank cap
Perform the following steps to open the fuel tank cap.
■Before refueling the vehicle
Stop the engine and ensure that all the doors and windows are
closed.
■ Opening the fuel tank cap
Pull the fuel filler door lever.
Turn the cap counterclockwise
by 90 degrees ( ), and then
turn it an additional 30 degrees
().
Pause briefly before removing
the cap.
Hang the fuel tank cap on the
back of the fuel filler door.
STEP1
STEP2
STEP3

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1-5. Refueling
1
Before driving
Closing the fuel tank capAfter refueling, turn the fuel tank
cap clockwise until you hear a
click. The cap will revolve slightly in
the opposite direction once
released.
■Fuel types
Use premium unleaded gasoline. (91 Octane Rating [Research Octane Number
96] or higher)
■Fuel tank capacity
Approximately 23 gal. (8 7 L, 19.1 Imp. gal.)

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1-5. Refueling
CAUTION
■When refueling the vehicle
Observe the following precautions while refueling the vehicle. Failure to do so, may
result in death or serious injury.
●Touch the vehicle or some other metal surface to discharge any static electricity.
Sparks resulting from discharging static electricity may cause the fuel vapors to
ignite.
●Always hold the grips on the fuel tank cap and turn it slowly to remove it.
A whooshing sound may be heard when the fuel tank cap is loosened. Wait until
the sound cannot be heard before fully re moving the cap. In hot weather, pressur-
ized fuel may spray out the filler neck and cause injury.
●Do not allow anyone that has not discharged static electricity from their bodies to
come close to an open fuel tank.
●Do not inhale vaporized fuel.
Fuel contains substances that are harmful if inhaled.
●Do not smoke while refueling the vehicle.
Doing so may cause the fuel to ignite and cause a fire.
●Do not return to the vehicle or touch an y person or object that is statically
charged.
This may cause static electricity to build up , resulting in a possible ignition hazard.
■When replacing the fuel tank cap
Do not use anything but a genuine Lexus fuel tank cap designed for your vehicle.
Failure to do so may cause a fire or other incident which may result in death or seri-
ous injury.
NOTICE
■Refueling
Do not spill fuel during refueling.
Failing to do so may damage the vehicle, such as causing the exhaust systems to
operate abnormally or damaging fuel system components or the vehicle's painted
surface.

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1
Before driving
1-6. Theft deterrent system
Engine immobilizer system
■Conditions that may cause the system to malfunction
●If the grip portion of the key is in contact with a metallic object.
●If the key is in close proximity to or touching a key to the security system (key
with a built-in transponder chip) of another vehicle.
■Certifications for the engine immobilizer system For vehicles sold in the U.S.A.
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.
For vehicles sold in Canada
Operation is subject to the following two conditions: (1) this device may not cause
interference, and (2) this device must a ccept any interference, including interfer-
ence that may cause undesired operation of the device.
The vehicle's keys have built-in transponder chips that prevent the engine
from starting if the key has not been previously registered in the vehicle's
on-board computer.
The indicator light flashes after
the ignition switch has been
turned to the “LOCK” position
to indicate that the system is
operating.
FCC ID: MOZRI-20BTY

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1-6. Theft deterrent system
CAUTION
■Certifications for the engine immobilizer system
Changes or modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
NOTICE
■For proper system operation
Do not modify, remove or disable the engine immobilizer system. If any unautho-
rized changes or modifications are made, the proper operation of the system can-
not be guaranteed.

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1
1-6. Theft deterrent system
Before driving
Alarm
Deactivating or stopping the alarmDo one of the following:
● Unlock the doors using the key or the wireless remote control.
● Start the engine.
■Items to check before locking the vehicle
To prevent unintended triggering of the alar m, check that there is no one in the vehi-
cle, and that all windows and the moon roof are closed before locking the vehicle.
■When the battery is disconnected
Be sure to cancel the alarm system.
If the battery is discharged before cancel ing the alarm, the system may be triggered
when the battery is reconnected.
The alarm warns of forcible entry using the horn and lights.
To arm the alarm, exit the vehi-
cle, make sure that the doors
and hood are closed, and lock
all the doors.
The system will operate auto-
matically once the indicator
begins to flashing.

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1-6. Theft deterrent system
■Pa n i c m o d e
When the “PANIC” button is pushed for
longer than about 1 second, the headlights/
tail lights/emergency flashers will flash, the
interior lights will come on, and an alarm will
sound for about 60 seconds to deter any
person from trying to break into or damage
your vehicle.
To stop the alarm, push any button on the
wireless remote control.