2012 Lexus IS250 brake

547
6-1. Specifications
6
Vehicle specifications
Maximum inflation pres-
sureThe maximum cold inflated pressure to which a tire
may be inflated, shown on the sidewall of the tire
Maximum loaded vehicle
weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant weight150 lb. (68 kg) times the number of occupants speci-
fied in the second column of Table 1
* that follows
Production options
weight
The combined weight of installed regular production
options weighing over 5 lb. (2.3 kg) in excess of the
standard items which they replace, not previously
considered in curb weight or accessory weight,
including heavy duty brakes, ride levelers, roof rack,
heavy duty battery, and special trim
Vehicle capacity weight
(Total load capacity)The rated cargo and luggage load plus 150 lb. (68
kg) times the vehicle's designated seating capacity
Occupant distributionDistribution of occupants in a vehicle as specified in
the third column of Table 1
* below
Recommended inflation
pressureCold tire inflation pressure recommended by a man-
ufacturer.
RimA metal support for a tire or a tire and tube assembly
upon which the tire beads are seated
Rim diameter
(Wheel diameter)Nominal diameter of the bead seat
Rim size designationRim diameter and width
Rim type designationThe industry manufacturer's designation for a rim by
style or code
Tire related termMeaning

576
Abbreviation list
Abbreviation/Acronym list
ABBREVIATIONSMEANING
2WDTwo Wheel Drive
ABSAnti-lock Brake System
AI-SHIFTArtificial Intelligence Shift
ALRAutomatic Locking Retractor
AW DAll Wheel Drive
CRSChild Restraint System
DISPDisplay
ECTElectronic Controlled Transmission
ECUElectronic Control Unit
EDREvent data recorder
ELREmergency Locking Retractor
EPSElectric Power Steering
ETCSElectronic Throttle Control System
GAWRGross Axle Weight Rating
I/MEmission inspection and maintenance
LATCHLower Anchors and Tethers for Children
LEDLight Emitting Diode
MMTMethylcyclopentadienyl Manganese Tricarbonyl
M + SMud and Snow
MTBEMethyl Tertiary Butyl Ether
OBDOn Board Diagnostics
SRSSupplemental Restraint System
TINTire Identification Number
TPMSTire Pressure Warning System
TRACTraction Control

578
Alphabetical index
Alphabetical index
A/C* ........................................................... 216
ABS.............................................................. 196
Air conditioning filter ..........................430
Air conditioning systemAir conditioning filter .......................430
Automatic air conditioning system*.................................................. 216
Airbags Airbag operating conditions........... 101
Airbag precautions for your child........................................................ 104
Airbag warning light .........................472
Curtain shield airbag operating conditions.............................................. 101
Curtain shield airbag
precautions ........................................ 104
Front passenger occupant classification system....................... 109
General airbag precautions ......... 104
Locations of airbags............................ 98
Modification and disposal of airbags .................................................. 108
Proper driving po sture ........... 96, 104
Side airbag operating conditions.............................................. 101
Side airbag precautions .................. 104
SRS airbags ............................................. 98
Alarm ............................................................ 92
Antenna* .................................................. 234 Anti-lock brake system ........................196
Armrest ..................................................... 351
Ashtrays.................................................... 342
Audio input* ............................................. 271
Audio system*
Antenna...................................................234
AUX port .................................................271
Bluetooth
® audio ..............................276
CD player/changer .......................... 237
iPod ...........................................................252
MP3/WMA disc................................244
Optimal use ......................................... 269
Portable music player ........................271
Radio ........................................................229
Steering wheel audio switch......... 273
USB memory ...................................... 260
USB port ............................................... 260
Automatic air conditioning system* ....................................................216
Automatic headlight leveling system ...................................................... 175
Automatic light control system......... 172
Automatic transmission Automatic transmission ................... 146
If the shift lever cannot be shifted from P................................... 503
S mode ..................................................... 149
AUX port* ................................................ 271
Auxiliary box .......................................... 335
A

579
Alphabetical index
Back-up lightsWattage ................................................. 536
Battery Checking ...............................................408
If the vehicle has a discharged battery................................................... 510
Preparing and checking before winter .................................... 206
Bluetooth
® audio* ............................... 276
Bluetooth® phone*..............................294
Bottle holders ........................................ 334
Brake Fluid .......................................................... 406
Parking brake ........................................155
Brake assist ............................................... 196
Care Exterior ................................................... 378
Interior..................................................... 382
Seat belts ............................................... 383
Cargo capacity ..................................... 202
Cargo hooks ...........................................357
CD changer* .......................................... 237
CD player* .............................................. 237
Chains ....................................................... 206 Child restraint system
Booster seats, definition .................... 114
Booster seats, installation ................. 121
Convertible seats, definition ............ 114
Convertible seats, installation ......... 121
Front passenger occupant classification system ....................... 109
Infant seats, definition .......................... 114
Infant seats, installation ....................... 121
Installing CRS with LATCH anchors ................................................... 119
Installing CRS with seat belts .......... 121
Installing CRS with top straps........124
Child safety Airbag precautions ............................ 104
Battery precautions .................410, 512
Child restraint system ......................... 114
Child-protectors ................................... 49
How your child should wear the seat belt ..........................................68
Installing child restraints..................... 118
Moon roof precautions......................86
Power window lock switch ............. 80
Power window precautions ............ 82
Removed electronic key battery precautions .......................434
Seat belt comfort guide .....................66
Seat belt extender precautions...... 70
Seat belt precautions ..........................69
Seat heater precautions..... 347, 350
Trunk precautions................................. 54
B
C
*: For vehicles with a navigation system, refe r to the “Navigation System Owner’s Manual”.

581
Alphabetical index
If you have a flat tire ........................ 492
If you lose your keys ........................ 504
If you think something is wrong................................................... 469
If your vehicle becomes stuck ......516
If your vehicle has to be stopped in an emergency.............................. 518
If your vehicle needs to be towed ................................................... 463
If your vehicle overheats.................. 513
Emergency flashers Switch ...................................................... 462
Engine Compartment ..................................... 397
Engine switch .......................................... 141
Hood ....................................................... 394
How to start the engine...................... 141
Identification number......................... 521
If the engine will not start ................ 501
Ignition switch.......................................... 141
Overheating........................................... 513
Engine compartment cover............. 399
Engine coolant Capacity..................................................527
Checking ............................................... 404
Preparing and checking before winter .................................... 206 Engine coolant temperature
gauge....................................................... 158
Engine immobilizer system..................90
Engine oil Capacity .................................................524
Checking ................................................ 401
Preparing and checking before winter ................................... 206
EPS .............................................................. 196
Event data recorder .................................21
First-aid kit storage belt ..................... 357
Floor mat ..................................................356
Fluid Brake ....................................................... 406
Washer ...................................................... 411
Fog lights Switch.........................................................176
Wattage ................................................. 536
Footwell lights ........................................ 325
Front fog lights Switch.........................................................176
Wattage ................................................. 536
Front passenger occupant classification system .......................... 109
Front passenger's seat belt reminder light...................................... 473
F
*: For vehicles with a navigation system, refe r to the “Navigation System Owner’s Manual”.

584
Alphabetical index
MaintenanceDo-it-yourself maintenance ...........391
General maintenance ..................... 387
Maintenance data..............................520
Maintenance requirements ..........385
Maintenance data................................ 386
Manual transmission............................. 152
Meter Instrument panel light control ...... 159
Meters ...................................................... 158
Micro dust and pollen filter* ............220
Mirrors Inside rear view mirror....................... 75
Side mirror heater ............................. 224
Side mirrors .............................................. 77
Vanity mirrors...................................... 337
Moon roof ...................................................83
MP3 disc* ................................................ 244
Multi-information display ....................167
Noise from under vehicle...................... 19
Odometer................................................. 158
Oil Engine oil ................................................ 401
Opener Fuel filler door......................................... 87
Hood........................................................ 394
Trunk ........................................................... 52 Outer foot lights
Outer foot lights................................. 325
Wattage ................................................. 536
Outside rear view mirrors Adjusting and folding .......................... 77
Mirror position memory ................... 58
Outside temperature display ........... 168
Overhead console ............................... 332
Overhead courtesy lights Overhead courtesy lights ............. 325
Wattage ................................................. 536
Overheating, Engine ........................... 513
Parking assist sensors*........................ 190
Parking brake.......................................... 155
Parking lights Replacing light bulbs ......................... 451
Switch .........................................................172
Wattage ................................................. 536
Personal lights Switch ....................................................... 327
Power outlet ........................................... 344
Power windows ........................................ 80
Radiator .................................................... 406
Radio* ....................................................... 229
RDS* ............................................................231
Rear sunshade ....................................... 352M
N
O
P
R

588
Alphabetical index
Warning buzzersBrake system ......................................... 471
Open door .......................................... 473
Seat belt reminder............................. 473
Warning lights Anti-lock brake system....................472
Brake assist system............................472
Brake system ......................................... 471
Charging system ................................472
Electric power steering warning light ......................................472
Low fuel level ....................................... 473
Malfunction indicator lamp............472
Master warning light ........................ 473
Open door ........................................... 473
Pretensioners........................................472
Seat belt reminder light .................. 473
SRS airbags ...........................................472
Tire pressure warning light ........................................................ 473 Warning messages
AWD system....................................... 482
Engine oil level.................................... 484
Engine oil maintenance.................. 484
Engine oil pressure............................. 481
Hood ....................................................... 484
Intuitive parking assist ......... 482, 484
Moon roof............................................. 484
Open door ........................................... 484
Parking brake...................................... 484
Smart access system with push-button start ........................... 488
Steering lock........................................ 482
Tire pressure warning system................... 482, 484
Trunk........................................................ 484
Washer fluid ........................................ 484
Washer Checking................................................... 411
Preparing and checking before winter.................................... 206
Switch ........................................................ 178
Washing and waxing........................... 378W

591
What to do if...
A warning light or indicator
light comes onP. 4 7 1If a warning light turns on or a warning
buzzer sounds...
■Warning lights
or or
P. 4 7 1P. 4 7 2
P. 4 7 3
or
P. 4 7 2P. 4 7 3
P. 4 7 3P. 4 7 3
P. 4 7 2P. 4 7 2
P. 4 7 3P. 4 7 3
P. 4 7 2P. 4 7 2
Brake system warning lightMalfunction indicator lamp
ABS warning lightDriver’s seat belt reminder
light
Front passenger’s seat belt
reminder light
Low fuel level warning lightMaster warning light
SRS warning lightElectric power steering
warning light
Open door warning lightTire pressure warning light
Charging system warning
lightSlip indicator
A warning message is dis-
playedP. 4 8 1If a warning message is displayed