2016 LEXUS IS250 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 care
Cleaning and protecting your vehicle, performing do-it-your-
self maintenance, and maintenance information.
5When trouble
arises
What 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 information contained in this manual.

1
2
3
4
5
6
7
5
5-1.Essential information
Emergency flashers..................... 372
If your vehicle needs to
be towed ....................................... 373
If you think something
is wrong ......................................... 379
Fuel pump shut off system ....... 380
Event data recorder ..................... 381
5-2. Steps to take in an emergency
If a warning light turns
on or a warning buzzer
sounds... ....................................... 383
If a warning message is
displayed ....................................... 392
If you have a flat tire..................... 404
If the engine will not start ........... 413
If the shift lever cannot be
shifted from P ............................... 415
If you lose your keys ..................... 416
If the electronic key does not
operate properly ........................ 417
If the vehicle battery is
discharged .................................... 421
If your vehicle overheats ........... 424
If the vehicle becomes
stuck................................................ 427
6-1. Specifications
Maintenance data
(fuel, oil level, etc.).................... 430
Fuel information ............................ 446
Tire information ............................ 449
6-2. Customization
Customizable features ............... 461
6-3. Initialization
Items to initialize ........................... 467
Reporting safety defects
for U.S. owners........................... 470
Seat belt instructions
for Canadian owners
(in French) ...................................... 471
Abbreviation list ................................... 474
Alphabetical index............................... 476
What to do if... ....................................... 486
5When trouble arises6Vehicle specifications
7For owners
Index

77
1

Before driving
1-6. Theft deterrent system
Engine immobilizer system
nSystem maintenance
The vehicle has a maintenance-free type of engine immobilizer system.
nConditions that may cause the system to malfunction
lIf the grip portion of the key is in contact with a metallic object
lIf 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.

292
4-1. Maintenance and care
Cleaning and protecting the vehicle exterior
nAutomatic car washes
lFold the mirrors back before washing the vehicle.
lBrushes used in automatic car washes may scratch the vehicle surface and
harm your vehicle’s paint.
nHigh pressure car washes
lDo not allow the nozzles of the car wash to come within close proximity of the
windows.
lBefore car wash, check that the fuel filler door on your vehicle is closed prop-
erly.
nAluminum 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.
nBumpers
Do not scrub with abrasive cleaners.
Perform the following to protect the vehicle and maintain it in prime condi-
tion.
lWorking from top to bottom, liberally apply water to the vehicle
body, wheel wells and underside of the vehicle to remove any dirt
and dust.
lWash the vehicle body using a sponge or soft cloth, such as a
chamois.
lFor hard-to-remove marks, use car wash soap and rinse thor-
oughly with water.
lWipe away any water.
lWax the vehicle when the waterproof coating deteriorates.
If water does not bead on a clean surface, apply wax when the vehicle
body is cool.

293
4-1. Maintenance and care
4

Maintenance and care
nOutside rear view mirror rain-clearing coating
Observe the following precautions in order to retain the rain-clearing properties of
the mirror.
lClean the mirrors using car shampoo or glass cleaner that does not contain sili-
cone or an abrasive compound, and rinse thoroughly with water.
lAllow the mirrors to be exposed to direct sunlight for 1 to 2 days.
nTo prevent deterioration and do by corrosion
lWash the vehicle immediately in the following cases:

294
4-1. Maintenance and care
NOTICE
nTo protect your vehicle’s painted surfaces
Do not use organic cleaners such as benzene or gasoline.
nCleaning the exterior lights
lWash carefully. Do not use organic substances or scrub with a hard brush.
This may damage the surfaces of the lights.
lDo not apply wax on the surfaces of the lights.
Wax may cause damage to the lenses.
nTo prevent damage to the windshield wiper arms
When lifting the wiper arms away from the 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.
nWhen 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

295
4-1. Maintenance and care
4

Maintenance and care
Cleaning and protecting the vehicle interior
The following procedures will help protect your vehicle's interior and keep
it in top condition:
nProtecting the vehicle interior
Remove dirt and dust using a vacuum cleaner. Wipe dirty surfaces
with a cloth dampened with lukewarm water.
nCleaning the leather areas
lRemove dirt and dust using a vacuum cleaner.
lWipe any excess dirt and dust with a soft cloth dampened with
diluted detergent.
Use a diluted water solution of approximately 5% neutral wool
detergent.
lWring out any excess water from the cloth and thoroughly wipe
off all remaining traces of detergent.
lWipe the surface with a dry, soft cloth to remove any remaining
moisture. Allow the leather to dry in shaded and ventilated area.
nSynthetic leather areas
lRemove loose dirt using a vacuum cleaner.
lApply a mild soap solution to the synthetic leather using a sponge
or soft cloth.
lAllow the solution to soak in for a few minutes. Remove the dirt
and wipe off the solution with a clean, damp cloth.

296
4-1. Maintenance and care
nCaring for leather areas
Lexus recommends cleaning the interior of the vehicle at least twice a year to main-
tain the quality of the vehicle’s interior.
nShampooing the carpets
There are several commercial foaming-type cleaners available. Use a sponge or
brush to apply the foam. Rub in overlapping circles. Do not apply water. The excel-
lent results are obtained when keeping the carpet as dry as possible.
nSeat belts
Clean with mild soap and lukewarm water using a cloth or sponge. Also check the
belts periodically for excessive wear, fraying or cuts.
CAUTION
nWater in the vehicle
lDo not splash or spill liquid in the vehicle.
Doing so may cause electrical components etc. to malfunction or catch fire.
lDo not get any of the SRS components or wiring in the vehicle interior wet.
(→P. 8 4 )
Electrical malfunction may cause the airbags to deploy or not function properly,
resulting in death or severe injury.