2006 Lexus IS250 tire pressure

392
6-1. Specifications
Warning: The temperature grades for this tire are established for a tire that
is properly inflated and not overloaded.
Excessive speed, underinflation, or excessive loading, either separately or in
combination, can cause heat buildup and possible tire failure.
Glossary of tire terminology
Tire related termMeaning
Accessory weight
The combined weight (in excess of those standard
items which may be replaced) of automatic transmis-
sion, power steering, power brakes, power windows,
power seats, radio and heater, to the extent that these
items are available as factory-installed equipment
(whether installed or not)
Cold tire inflation pres-
sureTire pressure when the vehicle has been parked for
three hours or more, or has not been driven more
than 1 mile or 1.5 km under that condition
Curb weight
The weight of a motor vehicle with standard equip-
ment, including the maximum capacity of fuel, oil and
coolant, and if so equipp ed, air conditioning and
additional weight optional engine
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

393
6-1. Specifications
6
Vehicle specifications
Tire related termMeaning
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
Intended outboard side-
wall
(a) The sidewall that contains a whitewall, bears white lettering, or bear s manufacturer, brand,
and/or model name molding that is higher or
deeper than the same molding on the other side-
wall of the tire, or
(b) The outward facing sidewall of asymmetrical tire that has a particular side that must always face
outward when mounted on a vehicle
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
Rim widthNominal distance between rim flanges

399
6
Vehicle specifications
6-3. Initialization
Items to initialize
ItemWhen to initializeReference
Pow e r w i n d ow
• After reconnecting or changing the battery
• After changing a fuse
P. 4 1
Engine oil maintenance
dataAfter changing engine oilP. 2 6 4
Tire inflation pressure
warning system
• When the standard tire pressure changes by replacing tires or wheels
• When tires are rotated
• When tire pressure sensors are
replaced
• When driving with the tires inflated to a higher than standard tire pressure
P. 2 76
After reconnecting or performing main tenance on the battery, the follow-
ing items must be initialized for normal system operation.

410
Alphabetical index
Smart access system with push-button startEntry function..............................................4
Starting the engine ............................... 89
Spare tire Inflation pressure................................285
Spare tire................................................348
Spark plug ................................................ 374
Specifications .........................................370
Speedometer Speed indicator ................................... 100
Speedometer........................................ 100
Steering wheel Audio switches .....................................199
Driving position memory...................24
Manual adjustment .............................. 36
Power adjustment .................................37
Storage feature......................................205
Stuck If your vehicle becomes stuck..... 367
Sun visors .................................................... 211
Sunshade Rear .......................................................... 225
Roof ............................................................. 45
Switch ECT switch .............................................. 93
Engine switch.......................................... 89
ETCS switch............................................ 96
Fog light switch ...................................... 116
Light switches ..........................................113
Power door lock switch ...................... 15
Power window switch .......................... 41
Satellite switches .................................. 214
Transmission shift switches.............. 94
Window lock switch ............................. 41
Wipers and washer switch ...............117 Tachometer
Tacho indicator ....................................100
Tachometer............................................100
Tail lights Switch .......................................................... 113
Theft deterrent system Alarm...........................................................52
Engine immobilizer system ............. 50
Theft prevention labels.......................... 54
Tire inflation pressure ......................... 285
Tire information Glossary .................................................392
Size ........................................................... 389
Tire identification number .............388
Uniform tire quality grading......... 390
Tires Chains....................................................... 153
Checking................................................275
If you have a flat tire ......................... 348
Inflation pressure ............................... 285
Inflation pressure sensor ................276
Information ........................................... 387
Replacing .............................................. 348
Rotating tires.........................................275
Size ........................................................... 378
Snow tires................................................ 154
Tools........................................................... 348
Total load capacity ................................ 150
Towing Dinghy towing ........................... 157, 158
Emergency towing ............................. 318
Trailer towing ........................................ 156
TRAC (Traction control).....................139
Traction control (TRAC).....................139
Transmission shift switches ....................94
Trip meter ................................................. 100T

411
Alphabetical index
TrunkExtending a space ............................. 227
Opener........................................................ 19
Trunk light Trunk light ................................................ 20
Wattage ................................................. 383
Turn signal lights Replacing light bulbs .........................310
Switch ......................................................... 98
Wattage ................................................. 383
Vanity lights Vanity lights ............................................ 212
Wattage ................................................. 383
Vanity mirrors ............................................. 212
VDIM (Vehicle dynamics integrated managem ent)................. 139
Vehicle dynamics integrated management (VDIM) ....................... 139
Vehicle identification number .......... 371
Vehicle stability control (VSC) ........ 139
Ventilators................................................222
VSC (Vehicle stability control) ........ 139
Warning buzzers Brake system ....................................... 329
Downshifting........................................... 95
Open door ............................................ 331
Seat belt reminder ............................ 330
Warning lights Anti-lock brake system (ABS) ... 330
Brake assist system .......................... 330
Brake system ....................................... 329
Charging system ............................... 330
Electric power steering warning light ..................................... 330 Electronic engine control
system ................................................. 330
Low fuel level ........................................ 331
Low tire pressure warning light ......................................................... 331
Master warning light.......................... 331
Open door ............................................. 331
Pre-collision system......................... 330
Pretensioners ...................................... 330
Seat belt reminder light.................... 331
SRS airbags.......................................... 330
Warning messages Anti-lock brake system (ABS) ... 338
AWD system ...................................... 335
Brake assist (BA) .............................. 338
Dynamic radar cruise control........... 335, 339, 339
Engine oil level ....................................339
Engine oil maintenance ..................339
Engine oil pressure ...........................334
Hill-start assist control .................... 338
Hood ........................................................339
Lexus parking assist sensor ...................................... 335, 339
Moon roof .............................................339
Open door ............................................339
Parking brake ......................................339
Pre-collision system............. 335, 339
Smart access system with push-button start ............................345
Steering lock........................................ 335
Tire inflation pressure warning system................... 335, 339
Traction control (TRC) .................. 338
Trunk ........................................................339
Vehicle stability control (VSC).................................................. 338
V
W

414
What to do if...
The warning light or indicator
light comes onP. 3 2 9If the warning light turns on
■Warning lights
or orv
P. 3 2 9P. 3 3 0
P. 3 3 1
or
P. 3 3 0P. 3 3 1
P. 3 3 1P. 3 3 1
P. 3 3 0P. 3 3 0
P. 3 3 1P. 3 3 0
P. 3 3 0P. 3 3 1
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 lightPre-collision safety system
warning light
Charging system warning
lightLow tire pressure warning
light
The warning message is dis-
playedP. 3 3 4If the warning message is displayed

415
GAS STATION INFORMATION
Auxiliary catch leverP. 2 5 8Trunk openerP. 1 9Fuel filler door P. 4 7
Hood lock release lever P. 2 5 8Fuel filler door opener P. 4 7Tire inflation pressureP. 3 7 8
Fuel tank capacity17.2 gal. (65L, 14.3 lmp.gal.)
Fuel typeUnleaded gasoline only P. 48, 372
Cold tire inflation
pressureP. 3 7 8
Engine oil capacity
(Drain and refill)
qt. (L, Imp.qt.)
IS250 IS250
(2WD models) (AWD models) IS350
With filler 6.6 (6.3, 5.5) 6.8 (6.4, 5.7) 6.6 (6.3, 5.5)
Without filler 6.2 (5.9
, 5.2)6.3 (6.0, 5.3) 6.2 (5.9, 5.2)
Engine oil type
Toyota Genuine Motor Oil or equivalent
Oil grade: ILSAC multigrade engine oil P. 373
Recommended oil viscosity: SAE-5W-30