2010 Lexus IS250C maintenance

TABLE OF CONTENTS
1
1Before drivingAdjusting and operating features such as door locks, mir-
rors, and steering column.
2When drivingDriving, stopping and safe-driving information.
3Interior featuresAir conditioning and audio systems, as well as other interior
features for a comfortable driving experience.
4Maintenance
and careCleaning and protecting your vehicle, performing do-it-your-
self maintenance, and maintenance information.
5When trouble
arisesWhat to do if the vehicle needs to be towed, gets a flat tire,
or is involved in an accident.
6Vehicle
specificationsDetailed vehicle information.
7For ownersReporting safety defects for U.S. owners and seat belt in-
structions for Canadian owners
IndexAlphabetical listing of informat ion contained in this manual.

1
2
3
4
5
6
7
5
3-6. Using the storage featuresList of storage fe atures.............. 340
• Glove box ................................... 340
• Console box ................................. 341
• Cup holders................................. 343
3-7. Other interior features Sun visors......................................... 346
Vanity mirror .................................. 347
Clock ................................................ 348
Satellite switches .......................... 349
Ashtrays ........................................... 352
Cigarette lighter .......................... 353
Power outlet ................................... 354
Seat heaters and ventilators .................................... 355
Floor mat......................................... 358
Trunk features................................ 359
Garage door opener.................. 362
Compass......................................... 368
Safety Connect ............................. 372 4-1. Maintenance and care
Cleaning and protecting the vehicle exterior.................. 380
Cleaning and protecting the vehicle interior ................... 383
4-2. Maintenance Maintenance requir ements .... 386
General maintena nce ............... 388
Emission inspection and maintenance (I/M)
programs ....................................... 391
4-3. Do-it-yourself maintenance Do-it-yourself service precautions .................................. 392
Hood ................................................. 395
Positioning a floor jack............... 396
Engine compartment................. 398
Tires .................................................... 412
Tire inflation pressure................. 422
Wheels ............................................. 426
Air conditioning filter.................. 428
Electronic key battery ................. 431
Checking and replacing fuses ................................................ 433
Headlight aim ................................ 448
Light bulbs ...................................... 450
4Maintenance and care

TABLE OF CONTENTSIndex
6
5-1. Essential informationEmergency flashers.................... 458
If your vehicle needs to be towed ....................................... 459
If you think something is wrong ............................................. 465
Fuel pump shut off system ........ 466
Event data recorder .................... 467
5-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer
sounds... ........................................ 469
If a warning message is displayed ....................................... 478
If you have a flat tire (vehicles with standard
tires) ................................................ 492
If you have a flat tire (vehicles with run-flat tires) .... 501
If the engine will not start ......... 503
If the shift lever cannot be shifted from P ............................. 505
If you lose your keys ................... 506
If the electronic key does not operate properly ............... 507
If the vehicle battery is discharged .................................... 512 If your vehicle ov
erheats ............ 515
If the vehicle becomes stuck .... 518
If the retractable hardtop does not close............................ 520
If your vehicle has to be stopped in an emergency ..... 530
6-1. Specifications Maintenance data (fuel, oil level, etc.)..................... 532
Fuel information ........................... 548
Tire information.............................. 551
6-2. Customization Customizable features............... 564
6-3. Initialization Items to initialize ........................... 569
Reporting safety defects for U.S. owners........................... 572
Seat belt instructions for Canadian owners
(in French) .................................... 573
5When trouble arises
6Vehicle specifications
7For owners

93
1
Before driving
1-6. Theft deterrent system
Engine immobilizer system
■System maintenance
The vehicle has a maintenance-free type of engine immobilizer system.
■Conditions that may cause the system to malfunction
●If the grip portion of the key is in contact with a metallic object
●If the key is in close proximity to or touching a key to the security system (key
with a built-in transponder chip) of another vehicle
The vehicle's keys have built-in transponder chips that prevent the engine
from starting if the key has not been previously registered in the vehicle's
on-board computer.
Never leave the keys inside the vehicle when you leave the vehicle.
The indicator light flashes after
the “ENGINE START STOP”
switch has been turned OFF to
indicate that the system is oper-
ating.

Maintenance and care4
379
4-1. Maintenance and careCleaning and protecting the vehicle exterior............ 380
Cleaning and protecting the vehicle interior ............. 383
4-2. Maintenance Maintenance requirements ....................... 386
General maintenance ......... 388
Emission inspection and maintenance (I/M)
programs................................. 391 4-3. Do-it-yourself
maintenance
Do-it-yourself service precautions ........................... 392
Hood .......................................... 395
Positioning a floor jack ......... 396
Engine compartment ........... 398
Tires............................................. 412
Tire inflation pressure........... 422
Wheels ...................................... 426
Air conditioning filter ........... 428
Electronic key battery........... 431
Checking and replacing fuses ........................................ 433
Headlight aim ......................... 448
Light bulbs ................................ 450

380
4-1. Maintenance and care
Cleaning and protecting the vehicle exterior
■Automatic car washes
●Before washing the vehicle, do the following.
•Fold the mirrors back.
• Remove the antenna. (if detachable)
●Brushes used in automatic car washes may scratch the vehicle surface and
harm your vehicle’s paint.
■High pressure car washes
●Do not allow the nozzles of the car wash to come within close proximity of the
windows.
●Before car wash, check that the fuel filler door on your vehicle is closed prop-
erly.
■Aluminum wheels
Remove any dirt immediately by using a neutral detergent. Do not use hard brushes
or abrasive cleaners. Do not use strong or harsh chemical cleaners. Use the same
mild detergent and wax as used on the paint.
Perform the following to protect the vehicle and maintain it in prime condi-
tion.
● Working from top to bottom, liber ally apply water to the vehicle
body, wheel wells and underside of the vehicle to remove any dirt
and dust.
● Wash the vehicle body using a sponge or soft cloth, such as a
chamois.
● For hard-to-remove marks, use car wash soap and rinse thor-
oughly with water.
● Wipe away any water.
● Wax the vehicle when the waterproof coating deteriorates.
If water does not bead on a clean surface, apply wax when the vehicle
body is cool.

381
4-1. Maintenance and care
4
Maintenance and care
■Bumpers
Do not scrub with abrasive cleaners.
■Outside rear view mirror rain-clearing coating (if equipped)
Observe the following precautions in order to retain the rain-clearing properties of
the mirror.
●Clean the mirrors using car shampoo or glass cleaner that does not contain sili-
cone or an abrasive compound, and rinse thoroughly with water.
●Allow the mirrors to be exposed to direct sunlight for 1 to 2 days.
■To prevent deterioration and do by corrosion
●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 dro ppings 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.
CAUTION
■Caution about the exhaust pipe
Exhaust gasses cause the exhaus t pipe to become quite hot.
When washing the vehicle, be careful not to touch the pipe until it has cooled suffi-
ciently, as touching a hot exhaust pipe can cause burns.

382
4-1. Maintenance and care
NOTICE
■To protect your vehicle’s painted surfaces
Do not use organic cleaners such as benzene or gasoline.
■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.
■Detachable pole antenna installation and removal precautions
●Before driving, ensure that the antenna is installed.
●When the antenna is removed, such as before entering an automatic car wash,
make sure to store it in a suitable place so as not to lose it. Also, before driving,
make sure to reinstall the antenna in its original position.
■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 the 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.Off