ECO mode Lexus GS350 2016 Service Manual

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GS350_200t_GS F_OM_OM30E86U_(U)4-2. Driving procedures
ASC (Active Sound Control) (GS F)
The ASC system can be operated
when the driving mode select switch is
in sport mode. (
P. 2 9 6 )
SPORT S mode: Sounds are output
from the rear.
SPORT S+ mode: Sounds are output
from the front and rear.
Press the ASC switch.
The indicator on switch will turn off.
Press the switch again to turn the system
back on.
Even if the indicator is illuminated, when
the driving mode select switch is in Nor-
mal or Eco drive mode, ASC does not
operate.
■Automatic reactivation of ASC system
Even after the ASC system has been turned of f, turning the engine off and then on again
will automatically reacti vate the ASC system.
The ASC system directs certain sounds from the front and rear of the cabin to
the vehicle interior, and harmonizes these sounds with the actual sound of the
engine and exhaust in order to allow th e driver to feel acceleration and the
state of the engine more strongly.
Disabling the ASC system

GS350_200t_GS F_OM_OM30E86U_(U)
2174-3. Operating the lights and wipers
4
Driving
■Automatic light off system
●When the headlights are on: The headlights and tail lights turn off 30 seconds after the
engine switch is turned off and a door is opened and all of the doors and trunk are
closed. (The lights turn off immediately if on the key is pressed twice after all the
doors are closed.)
●When only the tail lights are on : The tail lights turn off automatically if the engine switch
is turned off and the driver’s door is opened.
To turn the lights on again, turn the engine switch to IGNITION ON mode, or turn the
light switch off once and then back to or .
If any of the doors or trunk lid is kept open , the lights automatically turn off after 20 min-
utes.
■Light reminder buzzer
A buzzer sounds when the engine switch is turned off or turned to ACCESSORY mode
and the driver’s door is opened while the lights are turned on.
■Automatic headlight leveling system
The level of the headlights is automatically ad justed according to the number of passen-
gers and the loading condition of the vehicle to ensure that the headlights do not inter-
fere with other road users.
■If the “AFS OFF” indicator flashes
It may indicate a malfunction in the system. Contact your Lexus dealer.
■Customization
Settings (e.g. light sensor se nsitivity) can be changed.
(Customizable features: P. 5 6 8 )
NOTICE
■To prevent battery discharge
Do not leave the lights on longer than ne cessary when the engine is not running.

GS350_200t_GS F_OM_OM30E86U_(U)
2214-3. Operating the lights and wipers
4
Driving
■Temporarily lowering sensor sensitivity
The sensitivity of the sensor can be temporarily lowered.
Turn the engine switch off while the following conditions are met.
• The headlight switch is in or .
• The headlight switch lever is in high beam position.
• Automatic High Beam switch is on.
Turn the engine switch to IGNITION ON mode.
Within 30 seconds after , re peat pulling the headlight switch lever to the original
position then pushing it to the high beam po sition quickly 10 times, then leave the lever
in high beam position.
If the sensitivity is changed, the Automatic High Beam indicator is turn on and off 3
times.
Automatic High Beam (headlights) may turn on even the vehicle is stopped.
■Wa r n i n g m e s s a g e
Warning messages are used to indicate a syst em malfunction or to inform the driver of
the need for caution. ( P. 4 5 9 )
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GS350_200t_GS F_OM_OM30E86U_(U)4-3. Operating the lights and wipers
■When the windshield wipers are in temporary operation
AUTO mode cannot be activated even if is pressed.
■If no windshield washer fluid sprays
Check that the washer nozzles are not blocked
if there is washer fluid in the windshield
washer fluid reservoir.
WA R N I N G
■Caution regarding the use of windshield wipers in AUTO mode
The windshield wipers may operate unexpectedly if the sensor is touched or the wind-
shield is subject to vibration in AUTO mode. Take care that your fingers or anything
else do not become caught in the windshield wipers.
■Caution regarding the use of washer fluid
When it is cold, do not use the washer fluid until the windshield becomes warm. The
fluid may freeze on the windshield and cause lo w visibility. This may lead to an accident,
resulting in death or serious injury.
NOTICE
■When the windshield is dry
Do not use the wipers, as they may damage the windshield.
■When there is no washer fluid spray from the nozzle
Damage to the washer fluid pump may be caused if the lever is pulled toward you and
held continually.
■When a nozzle becomes blocked
In this case, contact your Lexus dealer.
Do not try to clear it with a pin or other object. The nozzle will be damaged.
■When standing the windshield wipers up
Raise the wipers in line with the windshield. ( P. 3 1 8 )
Failure to do so may result in dama ge to the wipers and/or the hood.

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GS350_200t_GS F_OM_OM30E86U_(U)4-5. Using the driving support systems
Press the “ON/OFF” button to acti-
vate the cruise control.
Radar cruise control indicator will come
on and a message will be displayed on
the multi-information display.
Press the button again to deactivate the
cruise control.
If the “ON/OFF” button is pressed and
held for 1.5 seconds or more, the system
turns on in constant speed control
mode. (
P. 2 74 )
Accelerate or decelerate, with
accelerator pedal operation, to the
desired vehicle speed (above
approximately 30 mph [50 km/h])
and push the lever down to set the
speed.
Cruise control “SET” indicator will come
on.
The vehicle speed at the moment the
lever is released be comes the set speed.
If the lever is operated while the vehi cle speed is below approximately 30 mph
(50 km/h) and a preceding vehicle is pres ent, the set speed will be adjusted to
approximately 30 mph (50 km/h).
Setting the vehicle speed (vehicle-to-vehicle distance control mode)
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GS350_200t_GS F_OM_OM30E86U_(U)4-5. Using the driving support systems
When constant speed control mode is sele
cted, your vehicle will maintain a set
speed without controlling the vehicle-to-vehicle distance. Select this mode only
when vehicle-to-vehicle distance contro l mode does not function correctly due
to a dirty radar sensor, etc.
With the cruise control off, press and
hold the “ON/OFF” button for 1.5
seconds or more.
Immediately after the “ON/OFF” but-
ton is pressed, the radar cruise control
indicator will come on. Afterwards, it
switches to the cruise control indicator.
Switching to constant speed control
mode is only possible when operating
the lever with the cruise control off.
Accelerate or decelerate, with
accelerator pedal operation, to the
desired vehicle speed (above
approximately 30 mph [50 km/h])
and push the lever down to set the
speed.
Cruise control “SET” indicator will come
on.
The vehicle speed at the moment the
lever is released be comes the set speed.
Adjusting the speed setting:  P. 2 7 1
Canceling and resuming the speed setting: P. 2 7 3
Selecting constant speed control mode
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GS350_200t_GS F_OM_OM30E86U_(U)4-5. Using the driving support systems
Press the “ON/OFF” button to acti-
vate the cruise control.
Radar cruise control indicator will come
on and a message will be displayed on
the multi-information display.
Press the button again to deactivate the
cruise control.
If the “ON/OFF” button is pressed and
held for 1.5 seconds or more, the system
turns on in constant speed control
mode. (
P. 2 74 )
Accelerate or decelerate, with
accelerator pedal operation, to the
desired vehicle speed (above
approximately 30 mph [50 km/h])
and push the lever down to set the
speed.
Cruise control “SET” indicator will come
on.
The vehicle speed at the moment the
lever is released be comes the set speed.
Setting the vehicle speed (vehicle-to-vehicle distance control mode)
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GS350_200t_GS F_OM_OM30E86U_(U)4-5. Using the driving support systems
When constant speed control mode is sele
cted, your vehicle will maintain a set
speed without controlling the vehicle-to-vehicle distance. Select this mode only
when vehicle-to-vehicle distance contro l mode does not function correctly due
to a dirty radar sensor, etc.
With the cruise control off, press and
hold the “ON/OFF” button for 1.5
seconds or more.
Immediately after the “ON/OFF” but-
ton is pressed, the radar cruise control
indicator will come on. Afterwards, it
switches to the cruise control indicator.
Switching to constant speed control
mode is only possible when operating
the lever with the cruise control off.
Accelerate or decelerate, with
accelerator pedal operation, to the
desired vehicle speed (above
approximately 30 mph [50 km/h])
and push the lever down to set the
speed.
Cruise control “SET” indicator will come
on.
The vehicle speed at the moment the
lever is released be comes the set speed.
Adjusting the speed setting:  P. 2 7 1
Canceling and resuming the speed setting: P. 2 7 3
Selecting constant speed control mode
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GS350_200t_GS F_OM_OM30E86U_(U)4-5. Using the driving support systems
4
Driving
Driving mode select switch
GS350/GS200t (vehicles without Adaptive Variable Suspension system)
Normal mode
For normal driving.
Press the switch to change the driving mode to normal mode when selected to Eco
drive mode or sport mode.
Eco drive mode
Use Eco drive mode to help achieve low fuel consumption during trips that
involve frequent accelerating.
When not in Eco drive mode and the driving mo
de select switch is turned to the left,
the “ECO” indicator comes on in the multi-information display.
Sport mode
Assists acceleration response by cont rolling the transmission, engine and
steering. Suitable for when precise ha ndling is desirable, for example when
driving on mountain roads.
When not in sport mode and the driving mode select switch is turned to the right, the
“SPORT” indicator comes on in the multi-information display.
The driving modes can be selected to suit driving condition.
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GS350_200t_GS F_OM_OM30E86U_(U)4-5. Using the driving support systems
GS350/GS200t (vehicles with Adaptive Variable Suspension system)
Normal mode/Customized mode
Normal mode and customized mode are selected by pressing the driving
mode select switch. Each time the
switch is pressed, the driving mode
changes between normal mode and customized mode. When customized
mode is selected, the “Customize” or “CUSTOMIZE” indicator will be illumi-
nated.
Press the switch to change the driving mode to normal mode when selected to Eco
drive mode or sport mode.
• Normal mode
For normal driving.
• Customized mode
Allows you to drive with the power train, chassis and air conditioning sys-
tem functions set to your preferred settings.
Customized mode settings can only be changed on the drive mode cus-
tomization display of the Remote Touch screen. ( P. 5 7 8 )
Eco drive mode
Use Eco drive mode to help achieve low fuel consumption during trips that
involve frequent accelerating.
When not in Eco drive mode and the driving mo de select switch is turned to the left,
the “ECO” or “ECO MODE” indicator comes on in the multi- information display.
Except
F SPORT models
F SPORT models
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