2012 Lexus IS250 lights

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3
Interior features
3-5. Using the interior lights
Interior lights list
Your Lexus is equipped with the illuminated entry system to assist in enter-
ing the vehicle. Owing to the function of the system, the lights shown in the
following illustration automatically turn on/off according to the presence of
the electronic key, whether the doors are locked/unlocked, whether the
doors are opened/closed, and the “ENGINE START STOP” switch mode.
Front personal lights ( P. 327)
Front interior lights ( P. 327)
Rear personal lights ( P. 327)
Rear interior light
Rear overhead courtesy light
Shift lever light (when the “ENGINE START STOP” switch is in
ACCESSORY or IGNITION ON mode)
Front footwell lights

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3-5. Using the interior lights
■To prevent the battery from being discharged
If the interior lights remain on when the door is not fully closed and the interior light
switch (door position on/off) is on, the lights will go off automatically after 20 min-
utes.
■Customization that can be configured at Lexus dealer
Setting (e.g. The time elapsed before lights turn off) can be changed. (Customiz-
able features
P. 5 5 3 )
Front door courtesy light
Front scuff lights (if equipped)
Outer foot lights
Turning the instrument panel light contro l knob fully to the left disables the
shift lever lights and front footwell lights.

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3-5. Using the interior lights
3
Interior features
Interior lightsModels without a moon roof Door position on/off
On/off
Models with a moon roof Door position on/off
On/off
Personal lights
Front (models without a moon roof) On/off
Interior lights and personal lights

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3-5. Using the interior lights
Front (models with a moon roof)On/off
Rear On/off
Pe r s o n a l l i g h t s

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4-1. Maintenance and care
4
Maintenance and care
NOTICE
■To prevent paint deterioration and corrosion on the body and components (alu-
minum wheels etc.)
●Wash the vehicle immediately in the following cases:
• After driving near the sea coast
• After driving on salted roads
• If you see coal tar or tree sap on the paint surface
• If you see dead insects, insect droppings or bird droppings on the paint
• After driving in an area contaminated with soot, oily smoke, mine dust, iron
powder or chemical substances
• If the vehicle becomes heavily soiled in dust or mud
• If liquids such as benzene and gasoline are spilled on the paint surface
●If the paint is chipped or scratched, have it repaired immediately.
●To prevent the wheels from corroding, remove any dirt and store in a place with
low humidity when storing the wheels.
■Cleaning the exterior lights
●Wash carefully. Do not use organic substances or scrub with a hard brush.
This may damage the surfaces of the lights.
●Do not apply wax on the surfaces of the lights.
Wax may cause damage to the lenses.
■To prevent damage to the windshield wiper arms
When lifting the wiper arms away from th e windshield, pull the driver side wiper
arm upward first, and repeat for the passenger side. When returning the wipers to
their original position, do so from the passenger side first.
■When using an automatic car wash (vehicles with rain-sensing windshield wipers
only)
Set the wiper switch to the off position.
If the wiper switch is in “AUTO”, the wipers may operate and the wiper blades may
be damaged.

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4-2. Maintenance
Vehicle interior
ItemsCheck points
Accelerator pedal• Moves smoothly (without uneven pedal effort or catching)?
Automatic transmission “Park”
mechanism• Can the vehicle be held securely on an incline with the shift lever in
P?
Brake pedal
• Moves smoothly?
• Does it have appropriate clearance and correct amount of free play?
Clutch pedal• Moves smoothly?
Brakes
• Not pull to one side when applied?
• Loss of brake effectiveness?
• Spongy feeling brake pedal?
• Pedal almost touches floor?
Head restraints• Move smoothly and lock securely?
Indicators/buzzers• Function properly?
Lights
• Do all the lights come on?
• Headlights aimed correctly? ( P. 4 4 9 )
Pa r k i n g b r a ke
• Moves smoothly?
• Can hold the vehicle securely on
an incline?
Seat belts
• Does the seat belt system operate smoothly?
• Are the belts undamaged?
Seats• Do the seat controls operate prop- erly?

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4-3. Do-it-yourself maintenance
4
Maintenance and care
Fuse layout and amperage ratings■ Engine compartment (type A fuse box)
FuseAmpereCircuit
1PWR HTR25 A
2TURN-HAZ15 AEmergency flashers, turn signals
3IG2 MAIN20 AIG2, IGN, GAUGE
4RAD NO.230 AAudio
5D/C CUT20 ADOME, MPX-B
6RAD NO.130 A
7MPX-B10 A
Headlights, front fog lights, parking
lights, license plate lights, windshield
washer, horn, power door lock system,
power windows, power seats, electric
tilt and telescopic steering column,
meter, smart access system with push-
button start, outside rear view mirrors,
air conditioning system, multiplex
communication system
8DOME10 AInterior lights, mete r, outer foot lights
9CDS10 AElectric cooling fans

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4-3. Do-it-yourself maintenance
4
Maintenance and care
13FR CTRL-AM30 AFR TAIL, FR FOG, WASHER
14IG210 AIgnition system
15EFI NO.210 A
Multiport fuel injection system/
sequential multiport fuel injection sys-
tem
16H-LP R LWR15 AHeadlight low beam (right)
17H-LP L LWR15 AHeadlight low beam (left)
18F/ P M P25 AFuel system
19EFI25 A
Multiport fuel injection system/
sequential multiport fuel injection sys-
tem, EFI NO.2
20INJ20 A
Multiport fuel injection system/
sequential multiport fuel injection sys-
tem
21H-LP UPR15 AHeadlight high beams
22HORN10 AHorns
23WA S H E R20 AWindshield washer
24FR TAIL10 AParking lights
25FR FOG15 AFront fog lights
FuseAmpereCircuit