wheel lexus LFA 2012 Technical Information / LEXUS 2012 LFA (OM77006U) Manual PDF

381
6-1. Specifications
6
Vehicle specifications
Ply separationA parting of rubber comp
ound between adjacent
plies
Pneumatic tire A mechanical device made of rubber, chemicals, fab-
ric and steel or other mate
rials, 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
Sidewall That portion of a tire between the tread and bead
Sidewall separation The 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 m The 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 d That portion of a tire that comes into contact with the
road
Tire related termMeaning

382
6-1. Specifications
*: Table 1  Occupant loading and distribution for vehicle normal load for
various designated seating capacities
Tr e a d r i b A tread section running circumferentially around a
tire
Tread separation Pulling away of the tread from the tire carcass
Treadwear indicators
(TWI) The projections within the principal grooves
designed to give a visual indication of the degrees of
wear of the tread
Wheel-holding fixture The fixture used to hold the wheel and tire assembly
securely during testing
Designated seating
capacity, Number of occupantsVehicle normal load,
Number of occupantsOccupant distribution in
a normally loaded vehicle
2 through 4 2 2 in front
5 through 10 3 2 in front, 1 in second seat
11 through 15 5 2 in front, 1 in second
seat, 1 in third seat, 1 in fourth seat
16 through 20 7 2 in front, 2 in second
seat, 2 in third seat, 1 in
fourth seat
Tire related termMeaning

411
Alphabetical index
Safety connect......................................... 219
Seat beltsAutomatic locking retractor............ 38
Child restraint system installation ............................................. 80
Cleaning and maintaining the seat belts..................................... 236
Emergency locking retractor ..........37
How to wear your seat belt............. 36
How your child should wear the seat belt.......................................... 38
Pregnant women, proper seat belt use......................... 38
Reminder light....................................... 315
Seat belt guide ........................................ 37
Seat belt pretensioners....................... 37
Seat belt airbags ........................................ 61
Seat heaters................................................32
Seating capacity ..................................... 179
Seats Adjustment ...............................................32
Adjustment precautions.....................34
Child seats/child restraint system installation ............................. 80
Cleaning ................................................ 235
Properly sitting in the seat................ 59
Power easy access system...............33
Seat heaters..............................................32 Service reminder indicators ............... 121
Settings....................................................... 148
Shift change.............................................. 102
Shift speed level...................................... 107
Shift speed selector .............................. 107
Side marker lights
Replacing light bulbs ........................299
Switch........................................................ 158
Wattage .................................................. 367
Side mirror.................................................. 43
“SOS” button*
1
Spark plug................................................ 362
Specifications*2.................................... 358
Speed indicator ...................................... 126
Speed meter Speed indicator.....................................126
Speed meter ............................................ 116
Start switch .................................................98
Starting the engine ..................................98
Status information.................................. 132
Steering wheel Adjustment ................................................. 41
Stop/tail lights Replacing light bulbs ........................299
Switch........................................................ 158
Storage feature......................................209
Stuck If your vehicle becomes stuck .....354
Sun visors .................................................. 213
S
*1: Refer to “Navigation System Owner’s Manual”.
*2: Refer to “Inside the LFA”.

414
Alphabetical index
Warning buzzers ................................... 312
Warning lights ......................................... 312
Warning messages .............................. 322
WarningsDischarge headlights...................... 300
Replacing light bulbs....................... 300
Washer Capacity ................................................. 362
Checking ............................................... 327
Preparing and checking before winter ..................................... 180
Switch ....................................................... 160
Warning message............................. 327
Washing and waxing ...........................228
Weight Cargo capacity..................................... 176
Load limits ............................................... 179
Weight*
2
Wheel bolts .............................................. 281
Wheels ....................................................... 281Care ...........................................................281
Size ...........................................................366
Window glasses ...................................... 46
Windows Power windows..................................... 46
Rear window defogger ....................201
Windshield wipers ............................. 160
Washer .................................................... 160
Windshield wipers................................. 160
Wireless remote control key If you lose your wireless remote control................................. 344
Key ................................................................22
Replacing the battery ......................285
W
*2: Refer to “Inside the LFA”.