run flat LEXUS RC300 2020 User Guide

3288-1. Specifications
Type H
A: Wedge base bulbs (amber)
B: Wedge base bulbs (clear)
Tire size
Front tires: 235/40R19 96Y XL
Rear tires: 265/35R19 94Y
Spare tire: T145/70D18 107M
Tire inflation pressure (Rec-
ommended cold tire inflation
pressure)
Driving under normal conditions
Front: 35 psi (240 kPa, 2.4 kgf/cm
2 or bar)
Rear: 36 psi (250 kPa, 2.5 kgf/cm
2 or bar)
Spare: 60 psi (420 kPa, 4.2 kgf/cm
2 or bar)
Driving at high speeds (above 100 mph [160 km/h]) (in
countries where such speeds are permitted by law)
Add 6 psi (40 kPa, 0.4 kgf/cm
2 or bar) to the front tires.
Never exceed the maximum cold tire inflation pressure
indicated on the tire sidewall.
Wheel size
Front wheels: 19  8J
Rear wheels: 19  9J
Spare wheel: 18  4T
Wheel nut torque76 ft•lbf (103 N•m, 10.5 kgf•m)
Light bulbs
Light bulbsBulb No.WType
ExteriorRear turn signal lights21A
Interior
Vanity lights8B
Footwell lights1943.8B
Trunk light5B

3398-1. Specifications
8
Vehicle specifications
*: Table 1 - Occupant loading and distribution for vehicle normal load for various desig-
nated seating capacities
Radial ply tire
A pneumatic tire in which the ply cords that extend
to the beads are laid at su bstantially 90 degrees to
the centerline of the tread
Reinforced tire
A tire designed to operat e at higher loads and at
higher inflation pressures than the corresponding
standard tire
Section width
The linear distance between the exteriors of the
sidewalls 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 Referenc e Test Tire, when using the snow
traction test as described in ASTM F-1805-00,
Standard Test Method fo r Single Wheel Driving
Traction in a Straight Line on Snow-and Ice-Cov-
ered Surfaces, and which is marked with an Alpine
Symbol ( ) on at least one sidewall
Test rimThe rim on which a tire is fitted for testing, and may
be any rim listed as appropriate for use with that tire
TreadThat portion of a tire that comes into contact with
the road
Tread ribA tread section running ci rcumferentially around a
tire
Tread separationPulling 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 fixtureThe fixture used to hold the wheel and tire assembly
securely during testing
Tire related termMeaning

384Alphabetical Index
Instrument panel light control switches............................................................................ 69
Light switches ................................................ 137
Moon roof switches .....................................112
“ODO TRIP” switch .................................... 68
Outside rear view mirror switches .... 108
Paddle shift switches ......................... 131, 132
PCS OFF switch ......................................... 158
Power door lock switch ............................88
Power window switches ........................... 110
Rear window and outside rear view mir- ror defoggers switch ............................ 207
Seat heater switches .................................. 214
Seat ventilator switches ............................ 214
Snow mode switch ...................................... 131
“SOS” button .................................................. 52
Tilt and telescopic steering control switch .......................................................................... 106
Tire pressure warning reset switch .. 262
Trunk opener main switch ....................... 92
Trunk opener switch ................................... 90
VSC OFF switch ........................................ 195
Window lock switch ..................................... 111
Windshield wiper and washer switch142
Windshield wiper de-icer switch ..........211
T
Tachometer....................................................... 64 Rev indicator ................................................... 67
Rev peak ........................................................... 67
Tail lights Light switch ..................................................... 137
Replacing light bulbs.................................272
Wattage.......................................................... 328
Theft deterrent system Alarm .................................................................. 57
Engine immobilizer system ..................... 56
Theft prevention labels...............................58
Tire inflation pressure Maintenance data...................................... 324
Tire inflation pressu re display function
.........................................................................260 Warning light .............................................. 289
Tire information ..............................................331 Glossary .........................................................335
Size ....................................................................333
Tire identification number...................... 332
Uniform Tire Quality Grading ............334
Tire infration pressure ...................................73
Tire pressure display ... ............................... 260
Tire pressure warning system Function ......................................................... 260
Initializing........................................................ 262
Installing tire pres sure warning valves
and transmitters.........................................261
Registering ID codes ...............................263
Warning light .............................................. 289
Tires Chains .............................................................. 199
Checking ....................................................... 257
If you have a flat tire ..................................296
Inflation pressure ........................................263
Information ..................................................... 331
Replacing .......................................................296
Rotating tires ................................................259
Size .................................................................... 324
Snow tires ....................................................... 198
Spare tire ........................................................296
Tire inflation pressure display function......................................................................... 260
Tire pressure warning system ............ 260
Warning light .............................................. 289
Tools.................................................................. 296
Top tether strap.........................................41, 49
Total load capacity ....................................... 318
Towing Dinghy towing ...............................................124
Emergency towing.................................... 279
Towing eyelet................................................ 281
Trailer towing .................................................124
TRAC (Traction Control) ..........................194
Traction Control (TRAC) ..........................194
Trailer towing .................................................. 124

388
GAS STATION INFORMATION
Auxiliary catch lever (P.247)
Trunk opener ( P.90)
Fuel filler door ( P.150)
Hood lock release lever ( P.247)
Tire inflation pressure ( P.324)
Fuel tank capacity (Ref-
erence)17.5 gal. (66.3 L, 14.6 Imp. gal.)
Fuel typeUnleaded gasoline onlyP.320
P.329
Cold tire inflation pres-
sureP.324
Engine oil capacity
(Drain and refill  ref-
erence)
P.320
Engine oil typeP.320
A
B
C
D
E