Lexus GS350 2008 Do-it-yourself maintenance / LEXUS 2008 GS460/350 QUICK GUIDE (OM30B04U) Owner's Guide

Topic 3
When Driving
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May 15, 2008 12:07 pm
Starting
■Starting the engine
Make sure the parking brake is engaged and the
shift lever is in “P”.
Depress the brake pedal. The “ENGINE START STOP” switch indi-
cator light turns green.
Press the “ENGINE START STOP” switch.
■ Stopping the engine
Engage the parking brake and shift the shift lever to “P”.
Press the “ENGINE START STOP” switch.
■Changing “ENGINE START STOP” switch modes
To change “ENGINE START STOP” switch mode s without turning on the engine, press the
“ENGINE START STOP” switch without depres sing the brake pedal. The modes can be
changed in the following order:
With the electronic key on your person, the engine can be started by simply pressing the
“ENGINE START STOP” switch, while depressing the brake pedal.
(The mechanical key cannot be used to start the engine.)
ACCESSORY mode IGNITION ON mode
(Indicator light: amber)
OFF
(Indicator light: off)

Topic 3
When Driving
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Customizing Your Lexus
Quick_GS_G_U
May 15, 2008 12:07 pm
Automatic Transmission
■ Shift positions
P Pa r k *
R Reverse
N Neutral (drive not engaged)
D Drive
S “S” mode
*: The engine can only be started in “P”.
The vehicle can only be shifted out of “P” when the “ENGINE START STOP” switch is
in IGNITION ON mode and the brake pedal
is depressed.
■ “S” mode
“S” mode allows the driver to select the shift range manually based on driving conditions.
Shift the shift lever to “S”.
To u p s h i f t : shift the shift lever toward “+”.
To d o w n s h i f t : shift the shift lever toward “-”.
The selected shift range is displayed on the
instrument cluster.
Parking Brake
To s e t : firmly depress the parking brake pedal.
To r e l e a s e : depress the parking brake pedal
again.

Topic 3
When Driving
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May 15, 2008 12:07 pm
Multi-information Display
■Display information
● Trip information
 Outside temperature
 Driving range
 Average fuel consumption after refueling
 Current fuel consumption
● Intuitive parking assist information 
(if equipped)
● Dynamic radar cruise control settings 
(if equipped)
● Wa r n i n g m e s s a g e s
■Changing the display
Trip information items can be switched by press-
ing the “DISP” switch.
The multi-information display shows information about your vehicle, including the items
shown below.
■ When using the intuitive parking assist or dy namic radar cruise control, the appropriate
display is shown on the screen.
■ If a problem is detected in any of the vehicl e’s systems, a warning message is shown on the
multi-information display.

Topic 3
When Driving
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Before DrivingBefore Driving
When Driving
Rain and
Night DrivingRain and
Night Driving
Driving Comfort
Opening and Closing
What to do if ...
Customizing Your Lexus
Quick_GS_G_U
May 15, 2008 12:07 pm
Turn Signal Lever
Left turn signal
Right turn signal
Emergency Flasher Switch
Engaging the emergency flasher switch causes all
the turn signal lights to flash.
Mode Select Switch
Power mode
For more powerful acceleration and uphill
driving.
Normal mode
Snow mode For starting or accelerating on snow-covered
roads or other slippery surfaces.
An indicator comes on when in power or snow
mode.
1
2
To signal a lane change, move the lever partway and hold.
Use the mode select switch to select the driving mode that be st suits the driving and road
conditions.
1
2
3

Topic 3
When Driving
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Intuitive Parking Assist (If Equipped)
■Turning the system on and off
The system can be turned on and off using the
intuitive parking assist switch.
■Screen display
Multi-information display
Sensors are used to detect obstacles near the
vehicle. The distance to a detected obstacle is
shown by the number of indicator bars.
Indicates obstacles detected by the dual sen-
sors
Indicates the steering maneuvers required to
avoid an obstacle
Indicates obstacles detected by the rear cor-
ner sensors
Indicates obstacles detected by the back sen-
sors
T
ouch screen
The system uses a screen display and buzzer to inform the driver of obstacles near the
vehicle when parking or driving at low speed.
1
2
3
4

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When Driving
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May 15, 2008 12:07 pm
Cruise Control
■ Setting the speed
Press the “ON-OFF” button.
The system will turn on.
Accelerate or decelerate to the desired
speed, and then push the lever down. This sets the speed in the cruise control
memory.
■Adjusting the speed setting
To i n c r e a s e s p e e d : push the lever up.
To decrease speed : push the lever down.
Release the lever when the desired speed is
reached.
■ Canceling
To temporarily cancel the cruise control, pull the
lever.
To turn the system off, press the “ON-OFF” but-
ton.
Cruise control allows the driver to maintain a constant speed without having to operate the
accelerator pedal.
Use for highway driving or when traveling at a constant speed for long periods of time.

Topic 3
When Driving
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May 15, 2008 12:07 pm
Dynamic Radar Cruise Control (If Equipped)
■Cruise control display
Cruise control settings are shown on the multi-
information display.
Vehicle ahead indicator
Vehicle-to-vehicle distance
Preset speed
■Vehicle-to-vehicle distance control mode
Press the “ON-OFF” button.
Accelerate or decelerate to the desired
speed, and then push the lever down.
Following distance can be adjusted using the
vehicle-to-vehicle dist ance control switch.
■Conventional (constant speed) cruise control mode
Press the “ON-OFF” button.
Push the lever forward and hold for at least
one second.
Accelerate or decelerate to the desired
speed, and then push the lever down.
■Adjusting the speed setting
To increase speed : push the lever up.
To decrease speed : push the lever down.
Release the lever when the desired speed is
reached.
■ Canceling
To temporarily cancel the dynamic radar cruise
control, pull the lever.
To turn the system off, press the “ON-OFF” but-
ton.
Dynamic radar cruise control supplements conventional cruise control with a vehicle-to-
vehicle distance control mode.
1
2
3
The vehicle-to-vehicle distance control mode maintains the pr eset cruising speed as long
as no vehicle is detected ahead.

Topic 3
When Driving
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Entering and Exiting
Before DrivingBefore Driving
When Driving
Rain and
Night DrivingRain and
Night Driving
Driving Comfort
Opening and Closing
What to do if ...
Customizing Your Lexus
Quick_GS_G_U
May 15, 2008 12:07 pm
AVS (Adaptive Variable Suspension System) 
(If Equipped)
Sports mode Suitable for meandering mountainous driv-
ing or high speed driving.
Normal mode Suitable for normal driving.
TRAC/VSC Off Mode
To turn off TRAC: Push the VSC OFF switch
briefly. The slip indicator light will come on.
To turn off VSC: Push and hold the VSC OFF
switch for 3 seconds when the vehicle is not mov-
ing. The slip indicator light and VSC OFF indica-
tor light come on.
Push the button again to turn the system back on.
AVS controls the suspension and steering wheel operation according to the road and
driving conditions.
1
2
This switch turns off the traction control sy stem or vehicle stability control system.
Use this switch if the wheels get stuck in snow, mud etc.

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Rain and Night DrivingTopic 4
Quick_GS_G_U
August 10, 2007 11:16 am
Headlights ............................................................... 31
Fog Lights ................................................................ 32
Windshield Wipers and Washers .................... 32
Headlight Cleaner ............................................... 33
Rear Window and Outside Rear View 
Mirror Defoggers................................................. 33
Instrument Panel Light Control ....................... 33