2015 Lexus IS250 lights

2334-5. Using the driving support systems
4
Driving
IS350/250_U (OM53C50U)
■If you notice any symptoms
If you notice any of the following symptoms, refer to the likely cause and the
solution, and re-check.
If the symptom is not resolved by the solution, have the vehicle inspected by
your Lexus dealer.
Things you should know
Likely causeSolution
‰ The image is difficult to see
• The vehicle is in a dark area
• The temperature around the lens is
either high or low
• The outside temperature is low
• There are water droplets on the cam- era
• It is raining or humid
• Foreign matter (mud etc.) is adhering to the camera
• There are scratches on the camera
• Sunlight or headlights are shining directly into the camera
• The vehicle is under fluorescent lights,
sodium lights, mercury lights etc.
If this happens due to these causes, it
does not indicate a malfunction.
Back up while visually checking the vehi-
cle’s surroundings. (Use the monitor
again once conditions have been
improved.)
The image on the Lexus parking assist
monitor system screen can be adjusted.
(→ P. 2 8 0 )
‰ The image is blurry
Dirt or foreign matter (such as water
droplets, snow, mud etc.) is adhering to
the camera.Rinse the camera lens with water and
wipe it clean with a soft cloth.
Wash with a mild soap if the dirt is stub-
born.
‰The image is out of alignment
The camera or surrounding area has
received a strong impact.Have the vehicle inspected by your Lexus
dealer.
‰The guide lines are very far out of alignment
The camera position is out of alignment.Have the vehicle inspected by your Lexus
dealer.
• The vehicle is tilted (there is a heavy
load on the vehicle, tire pressure is low
due to a tire puncture, etc.)
• The vehicle is used on an incline.If this happens due to these causes, it
does not indicate a malfunction.
Back up while visually checking the vehi-
cle’s surroundings.

2364-5. Using the driving support systems
IS350/250_U (OM53C50U)
NOTICE
■How to use the camera
●The parking assist monitor may not operate properly in the following cases.
• If the back of the vehicle is hit, the position and mounting angle of the camera may change.
• As the camera has a water proof construction, do not detach, disassemble or modify it. This may cau se incorrect operating.
• Do not strongly rub the camera lens. If the camera lens is scratched, it cannot
transmit a clear image.
• Do not allow organic solvent, car wax, window cleaner or glass coat to adhere to
the camera. If this happens, wipe it off as soon as possible.
• If the temperature changes rapidly, such as when hot water is poured on the vehi- cle in cold weather, the system may not operate normally.
• When washing the vehicle, do not apply intensive bursts of water to the camera or camera area. Doing so may result in the camera malfunctioning.
• When the camera is used under fluorescen t lights, sodium light or mercury light
etc., the light and the illuminated areas may appear to flicker.
●Do not expose the camera to strong impact as this could cause a malfunction.
If this happens, have the vehicle inspected by your Lexus dealer as soon as possible.

260
IS350/250_U (OM53C50U)4-6. Driving tips
●Use fluids that are appropriate to the prevailing outside temperatures.
•Engine oil
• Engine coolant
•Washer fluid
●Have a service technician inspect the condition of the battery.
●Have the vehicle fitted with four snow tires or purchase a set of tire chains for
the rear tires.
*
Ensure that all tires are the specified size and brand, and that chains match the size
of the tires.
*: Tire chains cannot be mounted on the 18-inch tires.
Perform the following according to the driving conditions:
●Do not try to forcibly open a window or move a wiper that is frozen. Pour
warm water over the frozen area to melt the ice. Wipe away the water imme-
diately to prevent it from freezing.
●To ensure proper operation of the climate control system fan, remove any
snow that has accumulated on the air inlet vents in front of the windshield.
●Check for and remove any excess ice or snow that may have accumulated on
the exterior lights, vehicle’s roof, chassis, around the tires or on the brakes.
●Remove any snow or mud from the bottom of your shoes before getting in the
vehicle.
Accelerate the vehicle slowly, keep a safe distance between you and the vehicle
ahead, and drive at a reduced speed suitable to road conditions.
Winter driving tips
Carry out the necessary preparations and inspections before driving the vehi-
cle in winter. Always drive the vehicle in a manner appropriate to the prevail-
ing weather conditions.
Preparation for winter
Before driving the vehicle
When driving the vehicle

2805-2. Setup
IS350/250_U (OM53C50U)
Go to “Display”: → “Display”
Tu r n o f f s c r e e n .
Adjust screen quality.
Adjust screen quality of the rear
view monitor camera.
Change to day mode.
This setting turns the screen off. To turn it on, press any button such as or .
If a screen off image has been set, the set image will be displayed.
When the headlights are turned on, the screen dims.
However, the screen can be switched to day mode by selecting “Day Mode”.
The screen will stay in day mode when the headlights are turned on until “Day Mode”
is selected again.
Select “General” or “Camera” on the “Display” screen or select “Display” on
each audio menu screen. ( →P. 2 8 6 )
Adjust the display as desired by turning the controller clockwise (+) or
counterclockwise (-).
To select “Contrast”, “Brightness”, “Color” or “Tone”, move the controller to the left.
(when “Display” is selected, “Color” and “Tone” are available.)
■Changing the sample image (when “General” is selected)
Move the controller to the right and select the desired sample image.
Display settings
Settings are available for adjusting the contrast and brightness of the screen.
The display can also be turned off.
Screen for display settings
1
2
3
4
Screen off
Day mode
Adjusting the screen quality
1
2

357
Interior features6
IS350/250_U (OM53C50U)
6-1. Using the air conditioning system
Automatic air conditioning system ..........................................358
Heated steering wheel/ seat heaters/
seat ventilators ......................... 366
6-2. Using the interior lights Interior lights list .........................368• Interior lights .......................... 369
• Personal lights ....................... 369
6-3. Using the storage features List of storage features ............ 370• Glove box .................................371
• Console box.............................371
•Cup holders/bottle holders..........................372
Trunk features ............................... 374
6-4. Using the other interior features
Other interior features .............377
• Sun visors .................................377
• Vanity mirrors .........................377
• Clock .........................................377
• Power outlet ........................... 378
• Armrest .................................... 379
• Rear sunshade....................... 379
• Assist grips............................... 381
• Coat hooks .............................. 381
Garage door opener................382
Compass ....................................... 387
LEXUS Enform Safety Connect......................................390

3676-1. Using the air conditioning system
6
Interior features
IS350/250_U (OM53C50U)
●The heated steering wheel can be used when the engine switch is in IGNITION ON
mode.
●The heated steering wheel will automatically turn off after about 30 minutes.
Each time the switch is pressed, the
intensity of the seat heater changes and
the level indicator lights (amber) light
as follows:
Hi (3 segments lit) → Mid (2 segments
lit) → Lo (1 segment lit) → Off
■The seat heaters can be used when
The engine switch is in IGNITION ON mode.
■Seat heater timer control
To enable seat heater timer control, press and hold the driver and front passenger seat
heater switches at the same time until a buzzer sounds once. If a seat heater is turned on
while seat heater timer control is enabled, the intensity of the seat heater will automati-
cally change from Hi →Mid →Lo.
The timing of the change in seat heater intensity differs depending on the temperature
inside the cabin, etc. when the seat heater is operating.
To disable seat heater timer control, press and hold the driver and front passenger seat
heater switches at the same time until a buzzer sounds twice.
Each time the switch is pressed, the
intensity of the seat ventilator changes
and the level indicator lights (green)
light as follows:
Hi (3 segments lit) → Mid (2 segments
lit) → Lo (1 segment lit) → Off
The seat ventilators can be used when the engine switch is in IGNITION ON mode.
Seat heaters
Ty p e A Ty p e B
Seat ventilators

368
IS350/250_U (OM53C50U)6-2. Using the interior lights
Interior lights list
Outer foot lights
Front interior light (
→P. 3 6 9 )
Front personal lights ( →P. 3 6 9 )
Inside door handle lights
Rear interior light ( →P. 3 6 9 ) Rear personal lights (
→P. 3 6 9 )
Power window switch lights
Door courtesy lights
Footwell lights1
2
3
4
5
6
7
8
9

3696-2. Using the interior lights
6
Interior features
IS350/250_U (OM53C50U)
Turns the light on/off
Turns the door position on/off
Turns the light on/off
●Illuminated entry system: The lights automa tically turn on/off according to engine
switch mode, the presence of the electronic key, whether the doors are locked/
unlocked, and whether the doors are opened/closed.
●If the interior lights remain on when the d oor is not fully closed and the interior light
main switch is in the door position, the lights will go off automatically after 20 minutes.
●Setting (e.g. the time elapsed before lights turn off) can be changed.
(Customizable features: →P. 5 3 7 )
Interior lights
1
2
Personal lights
XFrontXRear
NOTICE
To prevent battery discharge, do not leave the lights on longer than necessary when the
engine is off.