Page 707 of 828
7077-2. Steps to take in an emergency
GS350_U (OM30C34U)
7
When trouble arises
Indicates that intuitive
parking assist sensor is
dirty or covered with ice
Clean the sensor.
Indicates that the radar
sensor is dirty or covered
with ice
Clean the sensor.
Indicates that the radar
cruise control system is
unable to judge vehicle-
to-vehicle distance
•Turn off the snowmode.
• If the windshield wip- ers are on, turn them
off or set them to a
mode other than
AUTO or high speed
wiper operation.
Indicates that your vehi-
cle is nearing the vehicle
ahead (in vehicle-to-vehi-
cle distance mode)
At the same time,
will appear on the
head-up display (the
image flashes).
Slow the vehicle by
applying the brakes.
Wa r n i n g m e s s a g eDetailsCorrection procedure
(If equipped)
(If equipped)
(If equipped)
(If equipped)
Page 708 of 828
7087-2. Steps to take in an emergency
GS350_U (OM30C34U)
Indicates that there is a
high possibility of a frontal
collision, or that the pre-
collision braking function
is operatingAt the same time,
will appear
on the head-up dis-
play too (the image
flashes).
Slow the vehicle by
applying the brakes.
Indicates that the LKA
(Lane-Keeping Assist) is
suspended
•The camera sensor temperature is higher
than the operation tem-
perature range.
•The power steering system operation is
restricted.
Restart the LKA after
driving for a while.
Wa r n i n g m e s s a g eDetailsCorrection procedure
(Flashes)
(If equipped)
(If equipped)
Page 709 of 828
7097-2. Steps to take in an emergency
GS350_U (OM30C34U)
7
When trouble arises
Alerts the driver that the
vehicle is out of the lanes
(while the LKA [Lane-
Keeping Assist] system is
operating)The warning buzzer
sounds cont inuously.
The lane markings and/
or the steering wheel
marking flash.
At the same time,
will appear
on the head-up dis-
play (part of the image
flashes).
Check around the vehi-
cle and back to inside of
the lane markings.
Indicates that the LKA
(Lane-Keeping Assist)
system detects no-
handed driving (while the
lane keeping assist func-
tion is operating) The warning buzzer
sounds twice.
Grip the steering wheel
firmly.
Indicates that the Blind
Spot Monitor sensors or
the surrounding area on
the bumper is dirty or
covered with ice
Clean the sensor and its
surrounding area on the
bumper.
Wa r n i n g m e s s a g eDetailsCorrection procedure
(If equipped)
(If equipped)
(If equipped)
Page 714 of 828

7147-2. Steps to take in an emergency
GS350_U (OM30C34U)
*: Refer to the separate “Scheduled Maintenance” or “Owner’s Manual Supple-ment” for the maintenance interval applicable to your vehicle.
Wa r n i n g m e s s a g eDetailsCorrection procedure
Indicates that the tire
position information can-
not be recognized
Drive for a short while
and check if the display
updates. If the radio wave condi-
tions improve, the dis-
play may return to
normal. If the tire pres-
sure is still not dis-
played after driving for
several minutes, stop
the vehicle in a safe
place, turn the engine
switch off then on
again, and start driving.
If the tire pressure is still
not displayed even
after repeating this sev-
eral times, have the
vehicle inspected at
your Lexus dealer.
Indicates that the pre-col-
lision system is not cur-
rently functional because
the grille cover or the
sensor is dirtyThis message also
appears when the pre-
collision system is not
functional due to over-
heating.
Check the grille cover
and the sensor and clean
them if they are dirty. In case of overheating,
the system will become
functional once the sys-
tem cools down.
(If equipped)
(Flashes)
(If equipped)
Page 777 of 828

777
GS350_U (OM30C34U)8-2. Customization
8
Vehicle specifications
Customizable features
■Changing by using the Remote Touch
Vehicles without a navigation system
“Vehicle Settings” screen displayed on the Remote Touch screen.
( P. 317)
Select “Vehicle Customiza-
tion” on the “Vehicle Settings”
screen.
“Vehicle Customization” screen
will appear.
Choose a category displayed on the screen to display the settings.
Select the setting to be changed. Change each setting.
For items that can be enabled/disabled , and for items with an operating time
that can be changed, select “On” or “Off”, or select the desired operating time.
For items with sensor sensitivity that can be changed, select “+” or “-” to
choose the desired level, then select “OK”.
A message indicating that the settings are being saved will appear.
Do not perform any other operations while this message is dis-
played.
Your vehicle includes a variety of electronic features that can be per-
sonalized to your preferences. Th ese preferences can be changed by
using the “DISP” button, by using the Remote Touch, or at your Lexus
dealer.
Customizing vehicle features
1
2
3
4
5
Page 784 of 828

784
GS350_U (OM30C34U)
8-2. Customization
Automatic
light control
system
( P. 1 9 0 )
“Headlamps-On Sensitiv-
ity” (Adjust the sensitivity of
the ambient light sensor)
Standard-2 to 2O—O
“Headlamps Auto-Off
Timer” (Adjust the time
elapsed before the head-
lights automatically turn
off)
30
seconds
Off
O—O
60
seconds
90
seconds
Welcome light illumination
controlOnOff——O
Lights
( P. 1 9 0 )“Daytime Running Lights”
(Daytime running lights
can be disabled)
*3OnOffO—O
Intuitive
parking
assist
*2
( P. 2 3 8 )
“Distance (Front)”
(Detection distance of the
front center sensor)
FarNearO—O
“Distance (Rear)”
(Detection distance of the
rear center sensor)
FarNearO—O
“Alert Volume” (Alert vol-
ume can be adjusted)31 to 5O—O
“Display” (when intuitive
parking assist is operating)All sensors
displayedDisplay offO—O
Automatic
air condi-
tioning sys-
tem
( P. 345)
“Efficient Ventilation
Mode” (Switching
between outside air and
recirculated air mode
linked to “AUTO” switch
operation)
OnOffO—O
“A u t o A / C M o d e ” ( A / C
Auto switch operation)OnOffO—O
“Smog Sensor Sensitivity”
(Exhaust gas sensor sensi-
tivity)
Standard-3 to 3O—O
ItemFunctionDefault
settingCustom-
ized setting123
Page 808 of 828
808What to do if... (Troubleshooting)
GS350_U (OM30C34U)
●Did anyone inside the vehicle open a door during setting the
alarm?
The sensor detects it and the alarm sounds. ( P. 7 0 )
To stop the alarm, turn the engi ne switch to IGNITION ON mode
or start the engine.
●Is the electronic key left insid e the vehicle or the moon roof
opened?
Check the message on the multi-information display.
( P. 7 0 4 )
●When a warning light turns on or a warning message is dis-
played, refer to P. 686, 697.
An alarm is activated and the horn sounds
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed
Page 819 of 828

819Alphabetical index
GS350_U (OM30C34U)
Paddle shift switches ............................ 180
Parking assist sensors (intuitive parking assist) .................. 238
Parking brake.......................................... 186 If the parking brake cannot be released........................738
Operation ............................................... 186
Parking brake engaged warning buzzer .............................. 706
Parking brake engaged warning message .......................... 706
Parking lights ........................................... 190 Light switch ............................................ 190
Replacing light bulbs ..........................671
Welcome light illumination control ........................... 101
PCS (Pre-Collision System) ............ 278 Function ..................................................278
PCS OFF switch ............................... 280
Warning light ...................................... 688
Warning message .......................699, 708, 714
Personal lights........................................ 549
Power easy access system .................133
Power outlets ......................................... 564
Power steering (Electric Power
Steering system) ................................ 269 Warning light ...................................... 687
Warning message .............................702
Power trunk opener and closer ........ 121 Power windows....................................... 145
Door lock linked window operation ........................... 147
Jam protection function....................146
Operation................................................145
Window lock switch ..........................145
Pre-Collision System (PCS).............278 Function .................................................. 278
PCS OFF switch ................................280
Warning light ...................................... 688
Warning message....................... 699, 708, 714
Radar cruise control (dynamic radar cruise control).......................... 213
Radiator.....................................................622
Radio ......................................................... 390
RBDS (Radio Broadcast Data Systems) .................................... 393
Rear air conditioning system........... 360
Rear personal lights ............................ 549
Rear side marker lights ........................190 Light switch............................................ 190
Replacing light bulbs ......................... 671
Welcome light illumination control ........................... 101
Rear door sunshades...........................573
Rear seat heaters ................................. 568
Rear sunshade ........................................572 Operation.............................................. 572
Reverse operation feature ............ 573
P
R
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.