Page 505 of 542
Topic 3
When Driving
26
Entering and Exiting
Before Driving
Before Driving
When Driving
When Driving
Rain and
Night Driving
Driving Comfort
Opening and Closing
What to do if ...
Customizing
Yo u r L e x u s
IS_U (L/O_0808)
Tu r n S i g n a l L e v e r
Right turn signal
Left turn signal
Emergency Flasher Switch
Engaging the emergency flasher switch causes all
the turn signal lights to flash.
The emergency flashers can be operated even
when the “ENGINE START STOP” switch is OFF.
1
2
To signal a lane change, move the lever partway and hold.
Page 511 of 542
Topic 4
Rain and Night Driving
33
IS_U (L/O_0808)
Headlights
The instrument panel, side marker, parking, tail
and license plate lights turn on.
The headlights and all lights listed above turn on.
The headlights and parking lights turn on/off
automatically in accordance with ambient light
levels.
To engage the high beams, push the lever forward.
To flash the high beams, pull the lever and hold.
nAFS (Adaptive Front-lighting System) (if equipped)
AFS improves visibility on curves by automatically adjusting the horizontal orientation of the
headlights in accordance with vehicle speed and the degree of the tire angle that are con-
trolled by steering input.
The system can be turned on and off using the satellite switch. ( →P. 2 5 )
1
2
3
Page 512 of 542
Topic 4
Rain and Night Driving
34
Entering and Exiting
Before Driving
Before Driving
When Driving
Rain and
Night Driving
Rain and
Night Driving
Driving Comfort
Opening and Closing
What to do if ...
Customizing
Yo u r L e x u s
IS_U (L/O_0808)
Fog Lights
The fog lights can be used only when the head-
lights (low beam) are on.
Page 515 of 542
Topic 4
Rain and Night Driving
37
IS_U (L/O_0808)
Headlight Cleaner (If Equipped)
The headlight cleaner can be used only when the
“ENGINE START STOP” switch is in IGNITION
ON mode and the headlights are on.
Rear Window and Outside Rear View
Mirror Defoggers
To defog the rear window and the outside rear
view mirrors, press the button.
Press again to cancel.
Instrument Panel Light Control
To d i m : turn the dial counterclockwise.
To b r i g h t e n : turn the dial clockwise.
The system turns off automatically after 15 minutes.
1
2
Page 526 of 542
Topic 5
Driving Comfort
49
IS_U (L/O_0808)
Interior Lights
Without moon roof
Door position ON/OFF
ON/OFF
With moon roof
Door position ON/OFF
ON/OFF
Rear Sunshade (If Equipped)
To raise the rear sunshade, press the switch.
Press the switch again to lower it.
The sunshade automatically lowers to ensure visi-
bility when reversing.
1
2
1
2
Page 533 of 542
What to do if ...
57
IS_U (L/O_0808)
List of Warning/Indicator Lights
The units used on the speedometer, the tachometer gauge display, indicators and warning
lights may differ depending on the model / type.
Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
(U.S.A.)
(Canada)
Brake system warning light
Stop the vehicle immediately.
Charging system warning light
Have the vehicle inspected immediately.
(U.S.A.)
(Canada)
Malfunction
indicator lamp
Electric power steering
warning light
Pre-collision system
warning light*1
SRS warning light
(U.S.A.)
(Canada)
ABS warning light
For further information, refer to the Owner's Manual.
Page 541 of 542

65
Customizing Your Lexus
IS_U (L/O_0808)
ItemFunctionDefault
setting
Customized
setting
Automatic light
control system
Light sensor sensitivityLevel 3Level 1 to 5
Time elapsed before headlights
automatically turn off after
doors are closed
30 seconds
0 seconds
60 seconds
90 seconds
LightsDaytime running light system
(U.S.A. only)OnOff
Windshield
wipers and
washer
Switching operation when the
vehicle is stationaryOnOff
Drip prevention functionOnOff
Time elapsed before the drip
prevention function operates
Va r i a b l e
depending on
the vehicle
speed
3 seconds
Intuitive parking
assist
Back sensor operation display
and buzzerOnOff
Buzzer volumeLevel 3Level 1 to 5
Distance which a sensor detects4.9 ft. (150 cm)2.0 ft. (60 cm)
Illumination
Time elapsed before lights turn
off15 seconds7. 5 s e c o n d s
30 seconds
Operation when the doors are
unlockedOnOff
Operation after the “ENGINE
START STOP” switch turned
OFF
OnOff
Front foot well lightsOnOff
Shift lever lightOnOff
Outer foot lightOnOff
Seat belt
reminder
Vehicle speed linked seat belt
reminder buzzerOnOff