
GS350_200t_GS F_OM_OM30E86U_(U)
5818-2. Customization
8
Vehicle specifications
■Rear sunshade* ( P. 3 6 1 )
*:If equipped
■Seat belt reminder buzzer ( P. 4 5 4 )
■Vehicle customization
●When the speed linked door locking functi on and shift position linked door locking
function are both on, the door lock operates as follows.
• When shifting the shift lever to any position other than P, all th e doors will be locked.
• If the vehicle is started with all the door s locked, the speed linked door locking func-
tion would not operate.
• If the vehicle is started with any door un locked, the speed linked door locking func-
tion will operate.
●When the smart access system with push-but ton start is off, the selecting door to
unlock cannot be customized.
●When the doors remain closed after unloc king the doors and the automatic door lock
function (time elapsed before the automatic d oor lock function is activated if a door is
not opened after being unlocked) activates, the signals will be generated in accordance
with the operation signal (buzzers) and the operation signal (emergency flashers) set-
tings.
●Some settings can be changed using a switch or the Remote Touch screen. If a setting is
changed using a switch, the ch anged setting will not be reflected on the Remote Touch
screen until the engine switch is turn ed off and then to IGNITION ON mode.
■When customizing using the Remote Touch
Stop the vehicle in a safe place, apply the parking brake, and shift the shift lever to P. Also,
to prevent battery discharge, leave the engi ne running while customizing the features.
FunctionDefault
settingCustomized setting
Reverse operationOnOff——O
Time elapsed before the reverse opera-
tion feature activates0.7
seconds
0 second
——O
0.9
seconds
1.2
seconds
123
FunctionDefault
settingCustomized setting
Speed-linked seat belt reminder func-
tionOnOff——O
123

582
GS350_200t_GS F_OM_OM30E86U_(U)8-2. Customization
WA R N I N G
■During customization
As the engine needs to be running during
customization, ensure that the vehicle is
parked in a place with adequate ventilation. In a closed area such as a garage, exhaust
gases including harmful carbon monoxide (CO) may collect and enter the vehicle. This
may lead to death or a serious health hazard.
NOTICE
■During customization
To prevent battery discharge, ensure that the engine is running while customizing fea-
tures.

583
GS350_200t_GS F_OM_OM30E86U_(U)8-3. Initialization
8
Vehicle specifications
Items to initialize
*1: U.S.A. only
*2: GS350/GS200t
The following items must be initialized for normal system operation after such
cases as the battery being reconnecte
d, or maintenance being performed on
the vehicle:
ItemWhen to initializeReference
Message indicating mainte-
nance is required
*1• After the maintenance is per- formedP. 3 8 6
Oil maintenance*2• After the maintenance is per-
formedP. 4 0 4
Tire pressure warning system
• When rotating the tires
• When changing the tire inflationpressure by changing traveling
speed or load weight, etc.
P. 4 1 5

600What to do if... (Troubleshooting)
GS350_200t_GS F_OM_OM30E86U_(U)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, ne w genuine mechanical keys can be made
by your Lexus dealer. ( P. 1 3 4 )
●If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact your Lexus dealer immediately. ( P. 1 3 5 )
●Is the electronic key battery weak or depleted? ( P. 4 2 9 )
●Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( P. 1 9 8 )
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on your
person.
●The function may not operate properly du e to the condition of the radio wave.
( P. 1 5 2 )
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is set.
Open the rear door from outside and then unlock the child-protector lock.
( P. 1 4 0 )
●The function to prevent the electronic ke y from being left inside the trunk will
operate and you can open the trunk as usual. Take the key out from the trunk.
( P. 1 4 5 )
If you have a problem, check the following before contacting your Lexus
dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opened
The trunk lid is closed with the electronic key left inside

601What to do if... (Troubleshooting)
GS350_200t_GS F_OM_OM30E86U_(U)
●Did you press the engine switch while firmly depressing the brake pedal?
(P. 1 9 7 )
●Is the shift lever in P? ( P. 199)
●Is the electronic key anywhere detectable inside the vehicle? ( P. 1 5 0 )
●Is the steering wheel unlocked? ( P. 199)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. (P. 5 2 1 )
●Is the battery discharged? ( P. 5 2 3 )
●Is the engine switch in IGNITION ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
engine switch in IGNITION ON mode ( P. 5 1 7 )
●It is locked automatically to prevent theft of the vehicle. ( P. 199)
●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. 1 7 5 )
●The auto power off function will be oper ated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a period of
time. ( P. 199)
If you think something is wrong
The engine does not start
The shift lever cannot be shifted from P even if you depress the brake
pedal
The steering wheel cannot be turned after the engine is stopped
The windows do not open or close by operating the power window
switches
The engine switch is turned off automatically

605Alphabetical index
GS350_200t_GS F_OM_OM30E86U_(U)
Approach warning....................273, 285
Armrest .................................................... 360
Armrest door ......................................... 363
ASC (Active Sound Control) ........... 214
Ashtrays.................................................... 359
Assist grips .............................................. 364
Audio input
*
Audio system*
Automatic headlight leveling system ...................................................... 217
Automatic light control system.........215
Automatic transmission ..................... 202 If the shift lever cannot be shifted from P .................................... 517
M mode ................................................. 205
Paddle shift switches ........................204
AUX port
*
Auxiliary boxes ...................................... 353
AVS (Adaptive Variable Suspension system).......................... 309
Back-up lights Replacing light bulbs ........................439
Battery........................................................ 410
Battery checking.................................... 410 If the vehicle battery is discharged .........................................523
Preparing and checking before winter ..................................................... 316
Warning light .......................................452 Blind Spot Monitor (BSM) ............... 298
Blind Spot Monitor function.......... 301
Rear Cross Traffic Alert function................................................303
Bluetooth
®*
Brake Fluid ..........................................................409
Parking brake ........................................210
Warning light ........................... 452, 454
Warning message............................. 459
Brake assist ............................................. 308
Brake Hold................................................ 212
Break-in tips .............................................183
Brightness control Instrument panel light control ........ 89
BSM (Blind Spot Monitor) ............... 298 Blind Spot Monitor function.......... 301
Rear Cross Traffic Alert function................................................303
Card key .................................................... 132
Care................................................ 378, 382 Aluminum wheels .............................. 379
Exterior ................................................... 378
Interior ..................................................... 382
Seat belts................................................383
Cargo capacity ....................................... 194
Cargo hooks .......................................... 354
CD player
*
Chains ......................................................... 317
B
C
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

606Alphabetical index
GS350_200t_GS F_OM_OM30E86U_(U)
Child restraint system............................ 59Booster seats, definition ....................59
Booster seats, installation.................. 67
Convertible seats, definition ............59
Convertible seats, installation .........65
Front passenger occupant classification system ......................... 52
Infant seats, definition ..........................59
Infant seats, installation .......................65
Installing CRS with LATCH anchors ..................... 64
Installing CRS with seat belts ..........65
Installing CRS with top tether strap .........................68
Child safety ................................................ 58 Airbag precautions .............................. 44
Battery precautions ................. 411, 527
Child restraint system .........................59
How your child should wear the seat belt ................................. 37, 38
Installing child restraints..................... 63
Moon roof precautions....................180
Power window lock switch ............ 175
Power window precautions ........... 177
Rear door child-protectors ........... 140
Removed electronic key battery precautions.............. 430
Seat belt comfort guide ..................... 37
Seat belt extender precautions ......40
Seat belt precautions .......................... 62
Seat heater precautions.................. 342
Trunk precautions............................... 146 Child-protectors .................................... 140
Cleaning .......................................378, 382
Aluminum wheels .............................. 379
Exterior ................................................... 378
Interior ..................................................... 382
Seat belts................................................383
Clock................................................. 87, 359
Coat hooks ............................................. 364
Condenser .............................................. 408
Console box ............................................. 351
Console box light ................................... 351
Consumption screen ............................ 128
Cooling system ..................................... 406 Engine overheating ..........................528
Consumption screen ............................ 127
Cruise control Cruise control ..................................... 290
Dynamic radar cruise control ..... 278
Dynamic radar cruise control with full-speed range ................... 266
Cup holders............................................ 352
Curtain shield airbags ............................42
Customizable features ...................... 568
Daytime running light system............ 216
Defogger Front windshield ................................. 334
Outside rear view mirrors ............ 334
Rear window ........................................ 334
Differential Front differential .................................548
Rear differential................................... 549
D

608Alphabetical index
GS350_200t_GS F_OM_OM30E86U_(U)
Eco drive mode ..................................... 293
Eco Driving Indicator............................. 85
Eco driving meter .................................... 92
EDR (Event data recorder) ...................10
Electric Power Steering (EPS) ....... 309Function ................................................. 309
Warning light .......................................453
Warning message ............................ 459
Electronic key ..........................................132 Battery-saving function .................... 152
If the electronic key does not operate properly............................ 520
Replacing the battery ....................... 429
Emergency, in case of If a warning buzzer sounds...........452
If a warning light turns on...............452
If a warning message is displayed ....................................... 459
If the electronic key does not operate properly ....... 520
If the engine will not start................. 515
If the parking brake cannot be released......................... 518
If the shift lever cannot be shifted from P ............. 517
If the vehicle battery is discharged .........................................523
If you have a flat tire ............... 491, 502
If you think something is wrong.............................................. 450
If your vehicle becomes stuck .....534
If your vehicle has to be stopped in an emergency .............................443
If your vehicle needs to be towed .......................................444
If your vehicle overheats ............... 528 Emergency flashers .............................442
Emergency tire puncture repair
kit ............................................................. 502
Engine Accessory mode ................................ 198
Compartment ..................................... 396
Engine switch ........................................ 197
Hood........................................................ 393
How to start the engine.................... 197
Identification number .......................540
Ignition switch (engine switch.................................... 197
Overheating.........................................528
Engine compartment cover............. 399
Engine coolant ...................................... 406 Capacity ................................................. 547
Checking ...............................................406
Preparing and checking before winter ......................................316
Engine coolant temperature gauge ................................................ 86, 94
Engine immobilizer system .................. 72
Engine oil ................................................... 401 Capacity ................................................. 542
Checking .................................................401
Oil level warning message ........... 459
Oil pressure warning message........................... 459
Preparing and checking before winter ......................................316
E