2008 Lexus GS450h remote control

455
4-3. Do-it-yourself maintenance
4
Maintenance and care
GS_HV_U
December 27, 2007 1:38 pm
■If the electronic key battery is discharged
The following symptoms may occur.
●The smart access system with push-button start and wireless remote control will
not function properly.
●The operational range is reduced.
■Use a CR1632 lithium battery
●Batteries can be purchased at your Lexus dealer, jewelers, or camera stores.
●Replace only with the same or equivalent type recommended by your Lexus
dealer.
●Dispose of used batteries according to the local laws.
CAUTION
■Removed battery and other parts
Keep away from children. 
These parts are small and if swallowed by a child they can cause choking.
NOTICE
■For normal operation after replacing the battery
Observe the following precautions to prevent accidents.
●Always work with dry hands. 
Moisture may cause the battery to rust.
●Do not touch or move any other comp onents inside the electronic key.
●Do not bend the battery terminals.

5
When trouble arises
531
5-2. Steps to take in an emergency
GS_HV_U
December 12, 2007 3:50 pm
If the electronic key does not operate properly
Locking and unlocking the doors, unlocking the trunk and key linked
functions
Doors Using the mechanical key in order
to perform the following opera-
tions:
Locks all doors
Closes the windows/moon roof
(turn and hold)
Unlocks the door
Turning the key rearward unlocks
the driver’s door.
Turning the key once again unlocks
the other doors.
Opens the windows/moon roof
(turn and hold)
If communication between the electron ic key and vehicle is interrupted
(
P. 39) or the electronic key cannot be used because the battery is
depleted, the smart access system with push-button start and wireless
remote control cannot be used. In such cases, the doors and trunk can be
opened or the hybrid system can be started by following the procedure
below.

571
6-2. Customization
6
Vehicle specifications
GS_HV_U
December 12, 2007 3:50 pm
ItemFunctionDefault settingCustomizedsetting
Door lock (
P. 5 0 )
Unlocking using a key
Driver’s door
unlocked in 1-
step, all doors
unlocked 
in 2-step
All doors
unlocked in 1-step
Speed-detecting auto-
matic door lock functionOFFON
Opening driver’s door
unlocks all doors OFFON
Shift the shift lever to “P”
unlocks all doorsONOFF
Shift the shift lever to posi-
tion other than “P” locks
all doors
ONOFF
Pow e r w i n -
dows 
(
P. 7 7 )
Linked door lock opera-
tionONOFF
Linked door key opera-
tionOpen and closeOpen only
Close only
Wireless remote control
linked operationONOFF
Linked entry functionONOFF

572
6-2. Customization
GS_HV_U
December 12, 2007 3:50 pm
*: Vehicles sold outside Canada
ItemFunctionDefault settingCustomizedsetting
Moon roof 
(
P. 8 0 )
Linked door lock opera-
tionONOFF
Linked door key opera-
tionOpen and closeOpen only
Close only
Linked operation of com-
ponents when door key is
used
Slide onlyTilt only
Wireless remote control
linked operationONOFF
Linked operation of com-
ponents when wireless
remote control used
Slide onlyTilt only
Linked entry functionONOFF
Automatic
light control
system 
(
P. 1 5 8 )
Light sensor sensitivityLevel 3Levels 1 to 5
Ti m e e l a p s e d b e f o r e
headlights automatically
turn off after doors are
closed
30 seconds
0 seconds
60 seconds
90 seconds
Daytime running lightONOFF*

588
Alphabetical index
GS_HV_U
December 12, 2007 3:50 pm
Instrument panel light control........... 149
Interior lightsInterior lights......................................... 353
Wattage.................................................. 552
Intuitive parking assist .......................... 180
Jack Positioning a floor jack..................... 418
Replacing the wheel........................... 517
Jack handle ............................................... 517
Keyless entry.............................................. 47
Keys If the electronic key does 
not operate properly ......................531
If you lose your keys.........................530
Key number plate ................................. 33
Keys ............................................................. 33
Mechanical key...................................... 33
Power (ignition) switch.................... 138
Wireless remote control key ...........47
Lexus Link System ................................387
Light bulbs Replacing ............................................... 474
Wattage.................................................. 552
Light sensitive optitron meter ........... 150
Lights Fog light switch ...................................... 161
Headlights switch ............................... 158
Interior lights list.................................. 352
Replacing light bulbs........................ 474
Turn signal lever ...................................146
Vanity lights .......................................... 363
Wattage.................................................. 552 Maintenance
Do-it-yourself maintenance........... 414
General maintenance....................... 410
Maintenance data ............................. 544
Maintenance requirements.......... 408
Meter Instrument panel light control ....... 149
Meters....................................................... 148
Micro dust and pollen filter .............. 236
Mirrors Inside rear view mirror ....................... 74
Side mirror heater............................. 240
Side mirrors.............................................. 75
Vanity mirrors ..................................... 363
Moon roof................................................... 80
MP3 disc.................................................. 262
Multi-information display ................... 155
Odometer ................................................ 148
Oil Engine oil................................................ 422
Opener Fuel filler door ........................................ 83
Hood ......................................................... 417
Trunk........................................................... 55
Outer foot lights.................................... 352
Outside rear view mirrors Adjusting and folding .......................... 75
Mirror position memory ................... 60
Outside temperature 
display .................................................... 365
Overhead console ...............................358
Overheating, Engine ..........................538
J
K
L
M
O

592
Alphabetical index
GS_HV_U
December 12, 2007 3:50 pm
Rear lights system............................... 501
Smart access system with 
push-button start ..............................513
Steering lock .............................. 501, 515
Tire pressure warning 
system ....................................... 501, 507
TRAC ......................................................504
Trunk ....................................................... 506
VGRS......................................................504
VSC/ECB ............................................504
Washer fluid ........................................ 506
Washer Checking ............................................... 434
Preparing and checking before winter ......................................215
Switch ........................................................ 162
Washing and waxing ...........................402
Weight Cargo capacity.....................................210
Load limits ............................................... 214
Weight .................................................... 544
Wheels ...................................................... 449
Window glasses ...................................... 77
Window lock switch ...............................50
Windows Power windows...................................... 77
Rear window defogger .................. 240
Washer ..................................................... 162
Windshield wipers Position ..................................................... 217
Windshield wipers .............................. 162
Winter driving tips ................................. 215
Wireless remote control key Locking/Unlocking ..............................47
Replacing the battery ...................... 454
WMA disc ............................................... 262