2007 Lexus GS350 change key battery

12
1-2. Opening, closing and locking the doors and trunk
■If the smart access system with push-button start does not operate properly
●Locking and unlocking the doors and trunk: Use the mechanical key.
(  P. 4 8 6 )
●Starting the engine: P. 4 8 7
■When the electronic key battery is fully depleted
P. 4 0 9
■Customization
Settings (e.g. smart access system with push -button start, anti-theft system) can be
changed. ( P. 5 2 3 )
■Certification for the smart access system with push-button start
For vehicles sold in the U.S.A.
NOTE:
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.
FCC WARNING: 
Changes or modifications not expressly approved by the party responsible for
compliance could void the user's authority to operate the equipment.
AlarmSituationCorrection procedure
Interior alarm rings
continuously
Switched to “ACC” mode
while the driver's door is
open (Opened the driver's
door when the engine switch
is in “ACC” mode.)
Turn the engine switch
“OFF” and close the
driver's door.
Turned the engine switch
“OFF” while the driver's door
is open
Close the driver's door.
FCC ID: NI4TMLF-1

44
1-4. Opening and closing the windows and moon roof
■The power windows can be operated when
The engine switch is in “IG-ON” mode.
■Linked door lock window operation
●The power windows can be opened and closed using the mechanical key. 
(  P. 4 8 6 )
●The power windows can be opened using the wireless remote control. ( P. 1 4 )
■Operating the power windows after turning the engine switch “OFF”
The power windows can be operated for ap pr
oximately 45 seconds even after the
engine switch is switched to “ACC” 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.
■When the battery is disconnected
The power windows must be initialized in order to ensure proper operation. 
(Perform for each window with the switch for each seat.)
Open the window halfway.
Fully close the window by pulling the swi
tch up and continue holding the
switch for 1 second.
The indicator on the switch changes from a flashing pattern to being on when initial
setting
s are complete.
■Customization
Settings (e.g. linked door lock operation) can be changed. ( P.
5 2 5 )
STEP1
STEP2

118
2-3. Operating the lights and windshield wipers
■Automatic light off system
The headlights and tail lights turn off 30 seconds after a door is opened or closed if
the engine switch has been switched to “ACC” or turned “OFF” while the headlights
are turned on. (The lights turn off immediately if the button on the key is pressed
after all doors are locked.)
To turn the lights on again, switch to “IG-ON” mode, or turn the light switch “OFF”
once and then back to the or position.
■Automatic headlight leveling system
The level of the headlights is automatica lly adjusted according to the number of
passengers and the loading condition of the vehicle to ensure that the headlights do
not interfere with other road users.
■If the indicator flashes...
It may indicate a malfunction in the system. Contact your Lexus dealer.
■Customization
Settings (e.g. light sensor sensitivity) can be changed. ( P. 5 2 3 )
NOTICE
■To prevent battery discharge
Do not leave the lights on longer than necessary if the engine is not running.

5
When trouble arises
487
5-2. Steps to take in an emergency
Changing engine switch modes and starting the engine
Put the shift lever in “P” and apply the brakes.Touch the Lexus emblem side of
the electr
onic key to the engine
switch.
An alarm will sound to indicate that
the start function cannot detect the
electronic key that is touched to
engine switch if any of the doors is
opened and closed while the key is
touched to the switch.
To change engine switch modes: Within 5 seconds of the buzzer
sounding, release the brake peda l and pr
ess the engine switch.
Modes can be changed each time the switch is pressed. (
P. 9 7 ) 
To start the engine: Press the engi ne switch within 5 seconds af
ter
the buzzer sounds, keep the brake pedal depressed.
In the event that the engine still cannot be operated, contact your Lexus
dealer
.
STEP1
STEP2
■Stopping the engine
Shift the shift lever to P and press the engine switch as you normally do when stop-
ping the engine
■Replacing the key battery
As the above procedure is the temporary measure, it is recommended that the
el
ectronic key battery be replaced immediately when the battery depletes. ( P.
411 )
STEP3

533
Alphabetical index
Installing CRS with lower 
anchorages .......................................... 86
Installing CRS with seatbelts .......... 82
Installing CRS with top straps ........ 87
Child safety Airbag precautions .............................. 67
Child restraint system ........................ 78
Child-protectors..................................... 18
How your child should wear the seat -
belt............................................................ 36
Installing child restraints ...................... 81
Moon roof ................................................ 48
Power window lock switch .............. 43
Power window precautions............ 45
Removed electronic key battery 
precautions ......................................... 412
Seat belt comfort guide...................... 34
Seat belt precautions........................... 37
Seat heater precautions ..... 323, 325
Trunk............................................................ 24
Cigarette lighter ..................................... 321
Cleaning Exterior ................................................... 358
Interior..................................................... 360
Seat belts ................................................. 361
Clock........................................................... 318
Coin holder .............................................. 313
Compass ................................................. 339
Condenser.............................................. 385
Console box.............................................. 311
Cooling system Engine overheating .......................... 496Cruise control
Cruise control........................................ 124
Dynamic radar cruise control........ 127
Cup holders ............................................. 314
Curtain shield airbags............................ 59
Customizable features ....................... 523
Daytime running light system ............. 117
Defogger Rear window ......................................... 198
Side mirror.............................................. 198
Dimension................................................ 498
Dinghy towing ......................................... 178
Display Multi-informatio n display
..................113
Touch screen ........................................ 180
Trip information ..................................... 114
Warning message ............................ 455
Do-it-yourself maintenance ............. 369
Door courtesy lights ............................ 307
Door pocket............................................. 315
Doors Door lock .................................................... 17
Rear door child protector ................. 18
Driver's seat belt reminder light ..... 452
Driving Correct posture..................................... 57
Procedures .............................................. 90
DVD player/changer.......................... 233
Electronic key Replacing battery.................................. 411
If the electronic key does not 
operate properly ........................... 489
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