2010 Lexus HS250h tire pressure

572
6-1. Specifications
HS250h_U_75033U(Canada)
Ply separationA parting of rubber compound between adjacent
plies
Pneumatic tire
A mechanical device made of rubber, chemicals, fab-
ric and steel or other materials, that, when mounted
on an automotive wheel, provides the traction and
contains the gas or fluid that sustains the load
Radial ply tire
A pneumatic tire in which the ply cords that extend to
the beads are laid at substantially 90 degrees to the
centerline of the tread
Reinforced tire
A tire designed to operate at higher loads and at
higher inflation pressures than the corresponding
standard tire
Section width
The linear distance between the exteriors of the side-
walls of an inflated tire, excluding elevations due to
labeling, decoration, or protective bands
SidewallThat portion of a tire between the tread and bead
Sidewall separationThe parting of the rubber compound from the cord
material in the sidewall
Snow tire
A tire that attains a traction index equal to or greater
than 110, compared to the ASTM E-1136 Standard
Reference Test Tire, when using the snow traction test
as described in ASTM F-1805-00, Standard Test
Method for Single Wheel Driving Traction in a
Straight Line on Snow-and Ice-Covered Surfaces,
and which is marked with an Alpine Symbol (
)
on at least one sidewall
Te s t r i mThe rim on which a tire is fitted for testing, and may be
any rim listed as appropriate for use with that tire
Tr e a dThat portion of a tire that comes into contact with the
road
Tire related termMeaning

586
HS250h_U_75033U(Canada)
6-3. Initialization
Items to initialize
ItemWhen to initializeReference
Engine oil maintenance
dataAfter changing engine oilP. 4 2 6
Tire pressure warning
system
• When rotating the tires on vehicles with differing front and rear tire infla-
tion pressures
•When changing the tire size
P. 4 3 7
The following items must be initialized for normal system operation after
such cases as the 12-volt battery being reconnected, or maintenance
being performed on the vehicle.

593
Abbreviation list
HS250h_U_75033U(Canada)
TINTi r e I d e n t i f i c a t i o n N u m b e r
TPMSTire Pressure Warning System
TRACTr a c t i o n C o n t r o l
VINVehicle Identification Number
VSCVehicle Stability Control
ABBREVIATIONSMEANING

601
Alphabetical index
HS250h_U_75033U(Canada)
Seat beltsAdjusting the seat belt ........................ 74
Automatic Locking Retractor .........75
Child restraint system
installation ............................................ 125
Cleaning and maintaining
the seat belt....................................... 407
Emergency Locking Retractor .....75
How to wear your seat belt..............73
How your child should wear
the seat belt...........................................75
Pre-collision seat belts.....................232
Pregnant women, proper seat belt use..........................75
Reminder light..................................... 495
Seat belt extenders ...............................76
Seat belt pretensioners....................... 74
Seat heaters.............................................375
Seat position memory ........................... 68
Seat ventilator.........................................375
Seating capacity ....................................243
Seats
Adjustment .................................... 64, 68
Adjustment precautions .................................. 67, 70
Child seats/child restraint
system installation ............................ 125
Cleaning ................................................ 406
Driver’s seat position memory ................................................. 68
Head restraint ...........................................71
Properly sitting in the seat............... 102
Seat heaters.......................................... 375
Seat position memory ........................ 68
Ventilated seats .................................. 375 Service reminder indicators ............. 165
Shift lever
Transmission.......................................... 153
Side airbags.............................................. 104
Side marker lights Replacing light bulbs ....................... 469
Switch........................................................ 183
Wattage................................................. 558
Side mirrors Adjusting and folding..........................83
Mirror position memory....................68
Side turn signal lights
Replacing light bulbs ........................ 479
Wattage................................................. 558
Smart access system with push-button start
Antenna location ................................... 46
Entry functions........................................ 44
Starting the engine ............................. 145
Starting the hybrid system .............. 145
Smart entry & start system Antenna location ................................... 46
Entry function .......................................... 44
Starting the engine ............................. 145
SOS button .............................................395
Spare tire Inflation pressure................................557
Storage location .................................. 521
Spark plug................................................554
Specifications ........................................ 550
Speedometer .......................................... 162
Steering wheel Adjustment ............................................... 79
Audio switches................................... 308
Manual adjustment............................... 79
Power adjustment................................. 79
*: Refer to “Navigation System Owner’s Manual”.

602
Alphabetical index
HS250h_U_75033U(Canada)
Steering wheel position memory.................................................. 68
Stop light Replacing light bulbs........................ 479
Wattage................................................. 558
Storage feature......................................363
Stuck If the vehicle becomes stuck........545
Sun visors .................................................. 371
Sunshade Rear .......................................................... 378
Roof ............................................................. 89
Switch Audio remote control switch *
Driving mode selector switch .................................................... 155
Engine switch.........................................145
Fog light switch.....................................194
Ignition switch........................................145
Light switches ....................................... 183
Mode select switch............................ 155
OPEN CLOSE switch *
Power door lock switch .................... 57
Power switch .........................................145
Power window switch ........................ 86
Talk switch (vehicles without navigation system)............. 314, 333
Talk switch (vehicles with
navigation system) *
Telephone switch (vehicles
without navigation system) ....... 333
Telephone switch (vehicles
with navigation system)*
TILT switch*
Tire pressure warning reset switch ................................................... 439
Window lock switch ........................... 86 Wiper and washer switch............... 195
Tail lights Replacing light bulbs ........................479
Switch ........................................................ 183
Wattage .................................................558
Talk switch (vehicles without navigation system) .................. 314, 333
Talk switch (vehicles with navigation system)*
Telephone switch (vehicles without navigation system)............ 333
Telephone switch (vehicles with navigation system)*
Theft deterrent system Alarm.......................................................... 98
Immobilizer system ..............................96
Theft prevention labels.......................... 101
TILT switch*
Tire inflation pressure ......................... 445
Tire information Glossary ................................................568
Size ........................................................... 565
Tire identification number ............. 564
Uniform Tire Quality Grading ... 566
Tires
Chains..................................................... 245
Checking................................................437
Compact spare tire............................ 521
If you have a flat tire ........................... 521
Inflation pressure ............................... 445
Inflation pressure sensor ............... 438
Information ........................................... 562
Replacing ................................................ 521
Rotating tires.........................................437
Size ........................................................... 557
T

603
Alphabetical index
HS250h_U_75033U(Canada)
Snow tires...............................................244
Spare tire ................................................. 521
Tire pressure warning system...................................... 437, 495
Tools ............................................................ 521
Total load capacity................................243
Towing Dinghy towing..................................... 248
Emergency towing ........................... 483
Trailer towing........................................247
TRAC .........................................................225
Traction control .....................................225
Trailer towing .......................................... 247
Trip meter.................................................. 162
Trunk Opener...................................................... 60
Turn signal lights Replacing light bulbs ....................... 469
Switch ........................................................159
Wattage .................................................558
Vanity lights Vanity lights ...........................................372
Wattage .................................................558
Vanity mirrors.........................................372
Vehicle identification number ........ 550
Vehicle stability control ......................225
Ventilators................................................375
VIEW switch*
VSC ............................................................225
Warning buzzers Brake system ....................................... 492
Open door .......................................... 495
Seat belt reminder ............................ 495 Warning lights
AFS OFF ................................................493
Anti-lock brake system ...................493
Brake assist system ...........................493
Brake system........................................492
Charging system................................ 492
Cruise control......................................493
Electric power steering
warning light .....................................493
Electronic engine control
system ..................................................493
High coolant temperature............. 492
Hybrid battery system .....................493
LKA ...........................................................493
Low fuel level ...................................... 495
Low tire pressure .............................. 495
Malfunction indicator lamp ...........493
Master warning light........................ 495
Open door ........................................... 495
Pre-collision system..........................493
Pretensioner .........................................493
Radar cruise co ntrol .........................493
Seat belt reminder light.................. 495
Slip indicator .........................................493
SRS airbags...........................................493
Tire pressure warning light .......... 495
Warning messages Cruise control..................................... 502
Dynamic radar cruise control .....................................502, 505
Electric power steering system ................................................. 502
Engine oil maintenance ................. 505
Engine oil pressure ............................ 501
EV drive mode................................... 505
V
W
*: Refer to “Navigation System Owner’s Manual”.

604
Alphabetical index
HS250h_U_75033U(Canada)
Headlight ...............................................502
Hood....................................................... 505
Hybrid system ...................................... 501
Intuitive parking assist......... 502, 505
Key ..............................................................513
Lane-Keeping Assist ...................... 505
Moon roof ............................................ 505
Open door .......................................... 505
Parking brake ..................................... 505
Pre-collision system ............ 502, 505
Smart access system with push start ..............................................513
Tire pressure warning system ................................................. 505
Trunk ....................................................... 505
Washer fluid ........................................ 505
Washer Checking ............................................... 432
Preparing and checking before winter .................................... 244
Switch ....................................................... 195
Washing and waxing ...........................402
Weight Cargo capacity................................... 243
Load limits ............................................. 243
Weight ................................................... 550
Wheels ......................................................448
Wide view front monitor system*
Window glasses .......................................86
Window lock switch ...............................86
Windows
Power windows..................................... 86
Rear window defogger ..................260
Washer .................................................... 195 Windshield wiper de-icer ...................261
Windshield wipers ................................ 195
Wireless remote control key
Locking/Unlocking..............................54
Replacing the battery ...................... 453
Wireless remote control key...........54
WMA disc ................................................ 281
*: Refer to “Navigation System Owner’s Manual”.

607
What to do if...
HS250h_U_75033U(Canada)
■Warning lights
P. 4 9 4
or
P. 4 9 2P. 4 9 4
P. 4 9 2P. 4 9 4
P. 4 9 3P. 4 9 4
P. 4 9 3P. 4 9 4
P. 4 9 5
or
P. 4 9 3P. 4 9 5
P. 4 9 3P. 4 9 5
P. 4 9 5
or
P. 4 9 3P. 4 9 5
P. 4 9 4P. 4 9 6
P. 4 9 4
Brake system warning light
(red indicator)“AFS OFF” indicator light
Slip indicator light
Charging system warning
light“LKA” indicator light
High engine coolant temperature
warning lightCruise control indicator light
Brake system warning light(yellow indicator)Radar cruise control
indicator light
Malfunction indicator lampOpen door warning light
Low fuel level warning light
SRS warning lightDriver’s seat belt reminder
light
“ABS” warning lightFront passenger’s seat belt
reminder light
Master warning light
Electric power steering system warning lightTire pressure warning light
Pre-collision system warning
light