ECO mode Lexus IS350 2020 Owner's Manual / LEXUS 2020 IS300,IS350 OWNER'S MANUAL QUICK GUIDE (OM53F44U)

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Wiper intervals can be adjusted when inter-
mittent operation is selected.Increases the interm ittent windshield
wiper frequency
Decreases the intermittent windshield
wiper frequency
The intermittent windshield wiper
operates more frequently as vehicle
speed becomes higher.
Washer/wiper dual operation
Pulling the lever op erates the wipers
and washer.
The wipers will automatically operate a
couple of times after the washer
squirts.
Vehicles with headlight cleaners:
When the engine switch is in IGNI-
TION ON mode and the headlights
are on, if the lever is pulled, the head-
light cleaners will operate once. After
this, the headlight cleaners will operate
every 5th time the lever is pulled.
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Dynamic Radar Cruise Control
Vehicle-to-vehicle distance switch
Display
Set speed
Indicators
Cruise control switch
■Setting the vehicle speed (vehicle-t o-vehicle distance control mode)
Press the “ON/OFF” button to activate
the cruise control. Radar cruise control indicator will
come on and a message will be dis-
played on the multi-information dis-
play.
Press the button again to deactivate
the cruise control.
Accelerate or dece lerate, with accel-
erator pedal operation, to the desired
vehicle speed (at or above approxi-
mately 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 becomes the set
speed.
In vehicle-to-vehicle distance control mode , the vehicle automatically accelerates and
decelerates to match the speed changes of the preceding vehicle even if the accelerator
pedal is not depressed. In constant speed control mode, the vehicle runs at a fixed speed.
Use the dynamic radar cruise control on freeways and highways.
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■Canceling and resuming the speed control
Pulling the lever toward you cancels
the speed control.
The speed control is also canceled
when the brake pedal is depressed.
Pushing the lever up resumes the
cruise control and returns vehicle
speed to th e set speed.
However, cruise control does not
resume when the vehicle speed is
approximately 25 mph (40 km/h) or
less.
■ Selecting constant speed control mode
With the cruise control off, press and
hold the “ON/OFF” button for 1.5 sec-
onds or more.
Immediately after the “ON/OFF”
button is pressed, the radar cruise
control indicator will come on. After-
wards, it switches to the cruise con-
trol indicator.
Switching to constant speed control
mode is only possib le when operating
the lever with the cruise control off.
Accelerate or dece lerate, with accel-
erator pedal operation, to the desired
vehicle speed (at or above approxi-
mately 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 becomes the set
speed.
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■Air conditioning control screen
With a Lexus Display Audio
Adjust the left-hand side temperature
setting
Adjust the fan speed setting
Select to set auto mode on/off
Select to set eco mode on/off
Select to set cooling and dehumidifica-
tion function on/off
If the “A/C” indicator is turned off, the
system will blow ambient temperature
air or heated air.
Adjust the temperature for driver and
passenger seats se parately (“DUAL”
mode)
Display the option control screen
Select the air flow mode
Adjust the right-hand side temperature
setting
With a navigation system
Adjust the left-hand side temperature
setting
Adjust the fan speed setting
Select the air flow mode
Adjust the right-hand side temperature
setting
Display the option control screen
Select to set automatic mode on/off
Select to set cooling and dehumidifica-
tion function on/off
If the “A/C” indicator is turned off, the
system will blow ambient temperature
air or heated air.
Adjust the temperature for driver and
passenger seats se parately (“DUAL”
mode)
Select to set eco mode on/off
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What to do if...
Follow the correction procedures.
(U.S.A.)Parking brake 
warning light Low fuel level warning light
(Canada)Driver’s and front passenger’s
seat belt reminder light
LDA (Lane Departure Alert)
indicatorRear passengers’ seat
belt reminder lights
(flashes or
illuminates)PCS warning lightMaster warning light
(Illuminates without
blinking)Tire pressure warning light*1
Open door warning light
See the Owner’s Manual
Turn signal indicatorIntuitive parking assist 
indicator (if equipped)
Headlight indicator (U.S.A.)
(Flashes)
Slip indicator
Tail light indicator (Canada)VSC OFF indicator
Headlight high beam indicatorPCS warning light
Automatic High Beam 
indicator“AFS OFF” indicator 
(if equipped)
Cruise control indicatorBSM (Blind Spot Monitor) 
outside rear view mirror 
indicators (if equipped)
Dynamic radar cruise control
indicator
Cruise control “SET” indicatorSecurity indicator
LDA (Lane Departure Alert)
indicatorLow outside temperature 
indicator
LDA (Lane Departure Alert) 
indicator
Eco Driving Indicator Light
(Flashes)
LDA (Lane Departure Alert)
indicatorEco drive mode indicator*2

What to do if...
71
*1: It also comes on due to natural causes such as natural air leaks and tire inflation pressure
changes caused by temperature. Adjust the tire inflation pressure to the specified level.
The light will turn off after a few minutes. In case the light does not turn off even if the tire
inflation pressure is adju sted, have the system checked by your Lexus dealer.
*2:Except F SPORT models
*3:F SPORT models
If the engine doesn’t start
Make sure that the correct operating procedures have been followed.
Make sure that the brake pedal is firmly
depressed when attempting to start the
engine.
Eco drive mode indicator*3“CUSTOMIZE” indicator 
(if equipped)
*3
“SPORT” indicator*2Snow mode indicator
“SPORT” indicator 
(if equipped)
*3“AIR BAG ON/OFF”
indicator (U.S.A.)
“SPORT S” indicator 
(if equipped)
*3“AIR BAG ON/OFF”
indicator (Canada)
“SPORT S+” indicator 
(if equipped)
*3
For further information, re fer to the Owner’s Manual.
Brake pedal
If the engine still does not start, see the “OWNER’S MA NUAL” for more information or
contact your Lexus dealer.