2022 LEXUS RC350 run flat

3087-2. Steps to take in an emergency
RC350/RC300 Owner's Manual
2Remove the tool tray.
3 Loosen the center fastener that
secures the spare tire.
If the center fastener cannot be turned by
hand, use the wheel nut wrench that is
stored in the trunk. (To secure the tire,
tighten the center fastener by hand. Do not
use the wrench or other tools.)
1Chock the tires.
2 Slightly loosen the wheel nuts (one
turn).
3 Turn the tire jack portion by
hand until the notch of the jack is in
contact with the jack point.
The jack point guides are located under
the rocker panel. They indicate the jack
WARNING
■When storing the spare tire
Be careful not to catch fingers or other
body parts between the spare tire and
the body of the vehicle.
Replacing a flat tire
Flat tireWheel chock posi- tions
Front left-hand sideBehind the rear
right-hand side tire
Front right-hand
sideBehind the rear
left-hand side tire
Rear left-hand sideIn front of the front
right-hand side tire
Rear right-hand sideIn front of the front
left-hand side tire
A

3328-1. Specifications
RC350/RC300 Owner's Manual
matching quality to satisfy the above specification. Please contact your Lexus dealer for
further details.
*: Minimum pedal clearance when depressed with a force of 112.4 lbf (500 N, 51.0 kgf)
while the engine is running.
Type A
Brakes
Pedal clearance*
RC350 AWD/RC300 AWD
4.5 in. (115 mm) Min.
RC350/RC300
4.1 in. (104 mm) Min.
Pedal free play0.04 0.24 in. (1.0 6.0 mm)
Brake pad wear limit0.04 in. (1.0 mm)
Parking brake lining wear limit0.04 in. (1.0 mm)
Fluid typeSAE J1703 or FMVSS No.116 DOT 3, or SAE
J1704 or FMVSS No.116 DOT 4 brake fluid
Steering
Free playLess than 1.2 in. (30 mm)
Tires and wheels
Tire size235/45R18 94Y, T155/70D17 110M (spare)
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: 35 psi (240 kPa, 2.4 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 3 psi (20 kPa, 0.2 kgf/cm
2 or bar) to the front tires, 6
psi (40 kPa, 0.4 kgf/cm
2 or bar) to the rear tires. Never
exceed the maximum co ld tire inflation pressure indicated
on the tire sidewall.

3368-1. Specifications
RC350/RC300 Owner's Manual
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

3478-1. Specifications
RC350/RC300 Owner's Manual
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, decorati on, 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

393Alphabetical Index
RC350/RC300 Owner's Manual
Moon roof switches .....................................112
“ODO TRIP” switch .................................... 70
Outside rear view mirror switches .... 108
Paddle shift switches ......................... 131, 132
Parking brake switch .................................135
PCS OFF switch ..........................................162
Power door lock switch ............................88
Power window switches ........................... 110
Rear window and outside rear view mir- ror defoggers switch .............................. 213
Seat heater switches .................................. 221
Seat ventilator switches ............................ 221
Snow mode switch ...................................... 131
“SOS” button .................................................. 52
Tilt and telescopic steering control switch .......................................................................... 106
Tire pressure warning reset switch ..268
Trunk opener main switch ....................... 92
Trunk opener switch ................................... 90
VSC OFF switch .........................................199
Window lock switch ..................................... 111
Windshield wiper and washer switch145
Windshield wiper de-icer switch ........ 217
T
Tachometer....................................................... 66 Rev indicator ................................................... 68
Rev peak ........................................................... 69
Tail lights Light switch .................................................... 140
Replacing light bulbs................................280
Wattage.......................................................... 336
Theft deterrent system Alarm .................................................................. 57
Engine immobilizer system ..................... 56
Theft prevention labels............................... 59
Tire inflation pressure Maintenance data...................................... 332
Tire inflation pressure display function......................................................................... 266
Warning light ...............................................298 Tire information ............................................ 339
Glossary .........................................................343
Size ......................................................................341
Tire identification number..................... 340
Uniform Tire Quality Grading ............ 342
Tire infration pressure .................................. 75
Tire pressure display .................................. 266
Tire pressure warning system Function ..........................................................266
Initializing........................................................ 267
Installing tire pres sure warning valves
and transmitters....................................... 267
Registering ID codes ...............................269
Warning light .............................................. 298
Tires Chains .............................................................204
Checking ....................................................... 263
If you have a flat tire ................................. 305
Inflation pressure .......................................... 271
Information ....................................................339
Replacing ...................................................... 305
Rotating tires ................................................265
Size .................................................................... 332
Snow tires ......................................................203
Spare tire ....................................................... 305
Tire inflation pressure display function..........................................................................266
Tire pressure warning system .............266
Warning light .............................................. 298
Tools.................................................................. 305
Top tether strap.........................................41, 49
Total load capacity ...................................... 326
Towing Dinghy towing ...............................................124
Emergency towing.................................... 287
Towing eyelet.............................................. 289
Trailer towing .................................................124
TRAC (Traction Control) ..........................199
Traction Control (TRAC) ..........................199
Trailer towing .................................................. 124
Transmission Automatic transmission ............................129

396
RC350/RC300 Owner's Manual
GAS STATION INFORMATION
Auxiliary catch lever (P.253)
Trunk opener ( P.90)
Fuel filler door ( P.154)
Hood lock release lever ( P.253)
Tire inflation pressure ( P.332)
Fuel tank capacity (Ref-
erence)17.5 gal. (66.4 L, 14.6 Imp. gal.)
Fuel typeUnleaded gasoline onlyP.328
P.337
Cold tire inflation pres-
sureP.332
Engine oil capacity
(Drain and refill  ref-
erence)
P.328
Engine oil typeP.328
A
B
C
D
E