2008 Lexus GS350 light

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1-4. Opening and closing the windows and moon roof
1
Before driving
GS_G_U
May 13, 2008 5:14 pm
■The power windows can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
■Linked door lock window operation
●The power windows can be opened and closed using the mechanical key. 
( P. 5 2 6 )
●The power windows can be opened using the wireless remote control. 
(  P. 3 4 )
●The power windows can be closed using the smart access system with push-
button start. ( P. 2 2 )
■Operating the power windows after turning the “ENGINE START STOP” switch
OFF
The power windows can be operated for ap proximately 45 seconds even after the
“ENGINE START STOP” switch is switched to ACCESSORY mode or turned
OFF. They cannot, however, be operated once the driver’s or front passenger’s door
is opened.
■Jam protection function
If an object becomes caught between th e window and the window frame, window
travel is stopped and the window is opened slightly.
■Customization that can be configured at Lexus dealer
Settings (e.g. linked door lock operation) can be changed. 
(Customizable features  P. 5 7 1 )

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1
1-4. Opening and closing the windows and moon roof
Before driving
GS_G_U
May 13, 2008 5:14 pm
Moon roof (if equipped)
Use the overhead switches to open, close, and tilt the moon roof up and
down.
■Opening and closing
Open
Stops just before it is opened
fully. Press the switch again to
fully open.
Close
To stop partway, press the switch
lightly.
■Tilt up and down
Ti l t u p
Tilt down
To stop partway, press the switch
lightly.

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1-4. Opening and closing the windows and moon roof
GS_G_U
May 13, 2008 5:14 pm
■The moon roof can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
■Linked door lock moon roof operation
●The moon roof can be opened and closed using the mechanical key. (P. 5 2 6 )
●The moon roof can be opened using the wireless remote control. ( P. 3 4 )
●The moon roof can be closed using the smart access system with push-button
start. ( P. 2 2 )
■Operating the moon roof after turning the “ENGINE START STOP” switch OFF
The moon roof can be operated for ap proximately 45 seconds even after the
“ENGINE START STOP” switch is switched to ACCESSORY mode or turned
OFF. It cannot, however, be operated once the driver’s door is opened.
■Jam protection function
If an object is detected between the moon roof and the frame while closing or tilting
down, travel is stopped and the moon roof opens slightly.
■If the moon roof cannot be closed automatically
Keep the close switch depressed.
■To reduce moon roof wind noise
Drive with the moon roof opened automati cally ( just before fully opened position).
■Sunshade
The sunshade can be opened and closed manually. However, the sunshade will
open automatically when the moon roof is opened.
■Customization that can be configured at Lexus dealer
Settings (e.g. linked door lock operation) can be changed. 
(Customizable features P. 5 7 1 )

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1-5. Refueling
1
Before driving
GS_G_U
May 13, 2008 5:14 pm
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 18.7 gal. (71 L, 15.6 lmp.gal.)
■When the fuel filler door opener switch is inoperable
The lever can be used to open the fuel filler
door if the fuel filler door cannot be opened
using the inside switch because the 12 volt
battery is discharged or for any other reason.

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1
Before driving
GS_G_U
May 13, 2008 5:14 pm
1-6. Theft deterrent system
Immobilizer system
■System maintenance
The vehicle has a maintenance-free type of 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 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.
The vehicle’s keys have built-in tran sponder chips that prevent the engine
from starting if the key has not been previously registered in the vehicle’s
on-board computer. 
Never leave the keys inside the vehicle when you leave the vehicle.
The indicator light flashes after
the “ENGINE START STOP”
switch has been turned OFF to
indicate that the system is oper-
ating.
FCC ID: NI4TMIMB-1

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1
1-6. Theft deterrent system
Before driving
GS_G_U
May 13, 2008 5:14 pm
Alarm
The system sounds the alarm and flashes lights when forcible entry is
detected.
■Triggering of the alarm
The alarm is triggered in the following situations.
●A locked door or trunk is unlocked or opened in any way other
than using the smart access system with push-button start, wire-
less remote control or mechanical key. (The doors will lock again
automatically.)
● The hood is opened while the vehicle is locked.
■ Setting the alarm system
Close the doors, trunk and
hood, and lock all doors.
The system will be set automati-
cally after 30 seconds.
The indicator light changes from
being on to flashing when the
system is set.
■Deactivating or stopping the alarm
Do one of the following to deactivate or stop the alarm.
●Unlock the doors or trunk.
● Turn the “ENGINE START STOP” switch to the ACCESSORY or
IGNITION ON mode. (The alarm will be deactivated or stopped
after a few seconds.)

76
1-6. Theft deterrent system
GS_G_U
May 13, 2008 5:14 pm
■Items to check before locking the vehicle
To prevent unintended triggering of the alarm and vehicle theft, make sure of the
following.
●Nobody is in the vehicle.
●The windows and moon roof (if equipped) are closed before the alarm is set.
●No valuables or other personal items are left in the vehicle.
■Tr i g g e r i n g o f t h e a l a r m
The alarm may be triggered in the following situations. 
(Stopping the alarm deactivates the alarm system.)
●A person inside the vehicle opens a door, the trunk or hood.
●The 12 volt battery is recharged or replaced when the vehicle is locked.
■When the 12 volt battery is disconnected
Be sure to cancel the alarm system. 
If the 12 volt battery is disconnected before canceling the alarm, the system may be
triggered when the battery is reconnected.
■Pa n i c m o d e
When is pushed for longer than about
one second, the headlights/tail lights/emer-
gency flashers will flash, the front and rear
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.

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1-7. Safety information
1
Before driving
GS_G_U
May 13, 2008 5:14 pm
Airbag system components
Occupant detection system
(ECU and sensors)
Front passenger’s seat belt
buckle switch
Knee airbag
Front passenger airbag
Curtain shield airbag
Front side airbag
Side and curtain shield airbag
sensorCurtain shield and rear side
airbag sensor
SRS warning light
Rear side airbag (if equipped)
Driver airbag
Driver’s seat belt buckle switch
Driver’s seat position sensor
“AIR BAG ON” and “AIR BAG
OFF” indicator lights
Airbag sensor assembly
Front airbag sensor
Curtain shield airbag

Can help protect primarily the head of front occupants and rear out-
board occupants.