Page 540 of 676
5407-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30F83E_(EE)
(If equipped)
Indicates that the LDA (Lane Departure Alert with steer-
ing control) system cannot be used as the vehicle speed
is approximately 50 km/h (32 mph) or lessDrive the vehicle at approximately 50 km/h
(32 mph) or more.
(If equipped)
Indicates that LDA (Lane Departure Alert with steering
control) system cannot be used due to the vehicle speed
being too high Slow down.
(If equipped)
Indicates that LKA (Lane-Keeping Assist) system cannot
be used due to the vehicle speed being too high Slow down.
Indicates that the engine switch is turned off or turned to
ACCESSORY mode and the driver’s door is opened
while the lights are turned on
A buzzer also sounds.
Turn the lights off.
(If equipped)
Indicates that the moon roof is not fully closed (with the
engine switch off, and the driver’s door open)
A buzzer also sounds.
Close the moon roof.
Warning messageDetails/Actions
(Flashes)
(Flashes)
Page 541 of 676
541
7-2. Steps to take in an emergency
7
When trouble arises
GS350_200t_GS F_OM_OM30F83E_(EE)
Indicates that the windows are not fully closed (with the
engine switch off, and the driver’s door open)
A buzzer also sounds.
Close all the windows.
(If equipped)
Indicates that the windows and the moon roof are not
fully closed (with the engine switch off, and the driver’s
door open)
A buzzer also sounds.
Close all the windows and the moon roof.
(GS350/GS200t only)
Indicates a malfunction in the brake hold system
A buzzer also sounds.
Have the vehicle inspected by any authorized Lexus
retailer or Lexus authorized repairer, or any reliable
repairer.
(GS350/GS200t only)
Indicates that the brake hold system cannot be turned off
A buzzer also sounds.
Depress the brake pedal.
Warning messageDetails/Actions
(Flashes)
(Flashes)
(Flashes)
Page 594 of 676
5947-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30F83E_(EE)
If the electronic key does not operate properly
■Doors
Use the mechanical key (P. 155)
in order to perform the following
operations:
Locks all the doors
Closes the windows and moon
roof (turn and hold) *
Unlocks all the doors
Opens the windows and moon
roof (turn and hold) *
* : This setting must be customized at any authorized Lexus retailer or Lexus autho-
rized repairer, or any reliable repairer.
■Trunk
Turn the mechanical key clockwise
to open.
If communication between the electronic key and vehicle is interrupted ( P. 175)
or the electronic key cannot be used be cause the battery is depleted, the smart
entry & start system and wireless remote control cannot be used. In such cases,
the doors and trunk can be opened and the engine can be started by following the
procedure below.
Locking and unlocking the doors, unlocking the trunk and key linked
functions
1
2
3
4
Page 596 of 676
5967-2. Steps to take in an emergency
GS350_200t_GS F_OM_OM30F83E_(EE)
WARNING
■When using the mechanical key and operating the power windows or moon roof (if
equipped)
Operate the power window or moon roof afte r checking to make sure that there is no
possibility of any passenger having any of their body parts caught in the window or
moon roof.
Also, do not allow children to operate the me chanical key. It is possible for children and
other passengers to get caught in the power window or moon roof.
Page 643 of 676
643
8
8-2. Customization
Vehicle specifications
GS350_200t_GS F_OM_OM30F83E_(EE)
■Front seats (P. 196)
■Outside rear view mirrors ( P. 211)
■Power windows and moon roof * ( P. 214, 217)
* : If equipped
FunctionDefault
settingCustomized setting
Driver’s seat movement when
exiting the vehicleStandardOffO—OPartial
Selecting the door linking driv-
ing position memory with door
unlock operationDriver’s doorAll doors——O
123
FunctionDefaultsettingCustomized setting
Automatic mirror folding and
extending operation
Linked to the
locking/
unlocking of the
doorsOff
——OLinked to opera-
tion of the engine
switch
Linked mirror function when reversingOnOff——O
123
FunctionDefaultsettingCustomized setting
Mechanical key linked opera- tionOffOn——O
Wireless remote control linked operationOffOn——O
Buzzer sounds if operated
using wireless remote controlOnOff——O
123
Page 656 of 676

656What to do if... (Troubleshooting)
GS350_200t_GS F_OM_OM30F83E_(EE)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be operated
if the window lock switch is pressed. ( P. 214)
● The auto power off function will be operated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a period of
time. ( P. 242)
● The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( P. 520)
● The parking brake indicator is on
Is the parking brake released? ( P. 256)
Depending on the situation, other type s of warning buzzer may also sound.
( P. 518, 524)
● Did anyone inside the vehicle open a door or anything move inside the vehicle
during setting the alarm?
The sensor detects them and the alarm sounds. ( P. 92)
To stop the alarm, turn the engine switch to IGNITION ON mode or start the
engine. ● Is the electronic key left inside the vehicle or the moon roof opened (if
equipped)?
Check the message on the multi-information display. ( P. 524)
The windows do not open or close by operating the power window
switches
The engine switch is turned off automatically
A warning buzzer sounds during driving
An alarm is activated and th
e horn sounds (if equipped)
A warning buzzer sounds when leaving the vehicle
(vehicles with entry function)
Page 660 of 676

660Alphabetical index
GS350_200t_GS F_OM_OM30F83E_(EE)
Card key.................................................... 154
Care ............................................... 440, 444
Aluminum wheels ................................441
Exterior....................................................440
Interior ..................................................... 444
Seat belts ................................................445
Cargo hooks........................................... 424CD player *
Chains ...................................................... 385
Child restraint system ............................ 64 Baby seats, definition .......................... 65
Baby seats, installation ........................77
Child seats, definition.......................... 65
Child seats, installation........................77
Installing CRS with ISOFIX
rigid anchors........................................80
Installing CRS with seat belts...........77
Installing CRS with top strap ............81
Junior seats, definition ........................ 65
Junior seats, installation ..................... 79 Child safety ................................................ 63
Airbag precautions ............................. 53
Battery precautions............... 469, 601
Child restraint system .........................64
How your child should
wear the seat belt...................... 47, 48
Installing child restraints .....................76
Moon roof precautions .................. 220
Power window lock switch ............ 214
Power window precautions........... 216
Rear door child-protectors ............ 163
Removed electronic key battery precautions....................... 492
Seat belt comfort guide...................... 47
Seat belt precautions.......................... 50
Seat heater precautions ..................... 411
Trunk precautions .............................. 169
Child-protectors ....................................163
Cleaning........................................440, 444 Aluminum wheels................................ 441
Exterior ................................................... 440
Interior..................................................... 444
Seat belts ............................................... 445
C
Page 665 of 676

665
Alphabetical index
GS350_200t_GS F_OM_OM30F83E_(EE)
Heaters ..................................................... 396
Air conditioning system..................396
Heated steering wheel...................... 412
Outside rear view mirrors.............402
Seat heaters ............................................ 412
Hill-start assist control ........................ 376
Hood ........................................................... 451 Open..........................................................451
Warning message............................. 524
Hooks
Cargo hooks........................................ 424
Coat hooks ........................................... 434
Luggage hook..................................... 424
Retaining hooks (floor mat)............. 42
Horn ........................................................... 207 Identification .............................................614
Engine ....................................................... 615
Vehicle...................................................... 614
Ignition switch (engine switch)........ 240 Auto power off function ..................242
Changing the engine switch modes.................................................... 241
If your vehicle has to be stopped in an emergency .........509
Starting the engine............................ 240
Illuminated entry system ..................... 418
Immobilizer system................................. 86
Indicators .................................................. 103
Initialization Items to initialize ................................... 651
Moon roof ............................................... 219
Power windows ................................... 215
Tire pressure warning system...................................................473
Initiators (tire pressure warning system)................................................... 483
Inside door handle lights .....................416
Inside rear view mirror ....................... 209
Instrument panel light control................................................ 111, 118
Interior lights.............................................416
Intrusion sensor and tilt sensor .......... 95
ISOFIX rigid anchors .............................76I
* : Refer to the “NAVIGATION AND MULTIMEDIA
SYSTEM OWNER’S MANUAL”.