2022 LEXUS RC300 flat tire

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

3588-3. Items to initialize
RC350/RC300 Owner's Manual
8-3.Items to initialize
Items to initialize
The following items must be initialized for normal system operation after such
cases as the battery being reconnecte d, or maintenance being performed on
the vehicle:
List of items to initialize
ItemWhen to initializeReference
Message indicating
maintenance is
required
After the maintenance is performedP.246
Engine oil mainte-
nance dataAfter changing the engine oilP.258
Tire pressure warning
system
• When rotating the tires
• When changing the tire inflation pres- sure by changing traveling speed or
load weight, etc.
P.268

372What to do if... (Troubleshooting)
RC350/RC300 Owner's Manual
Stop the vehicle in a safe place and
replace the flat tire with the spare
tire. ( P.305)
 Try the procedure for when the vehi-
cle becomes stuck in mud, dirt, or
snow. ( P.324)
When a problem has occurred
If you have a flat tire
The vehicle becomes stuck

386Alphabetical Index
RC350/RC300 Owner's Manual
Door lockDoors .................................................................. 86
Smart access system with push-button start ................................................................... 93
Wireless remote control........................... 84
Doors Automatic door lock ing and unlocking
system .............................................................88
Door glasses ................................................... 110
Door lock.......................................................... 86
Open door warning buzzer87, 88, 297
Open door warning light ...................... 297
Outside rear view mirrors ..................... 108
Drive distance ...................................................73
Drive info 1/Drive info 2/Drive info 3.....73
Drive information ............................................73
Driver’s seat position memory Driving position memory........................ 100
Memory recall function ............................102
Power easy access system .................... 100
Drive-start control ......................................... 117
Driving Break-in tips .....................................................117
Correct driving posture .............................23
Driving mode select switch ....................196
Procedures ...................................................... 116
Winter drive tips......................................... 203
Driving assist system information display ..............................................................................76
Driving information display .........................73
Driving position memory........................... 100 Memory recall function ............................102
Power easy access system .................... 100
Driving range ....................................................73
DRS (Dynamic Rear Steering) ................199
Dynamic radar cruise control Warning message...................................... 301
Dynamic radar cruise control with full-speed range .......................................... 174 Warning message........................................ 181
Dynamic Rear Steering (DRS) ................199E
Eco Driving Indicator.....................................74
Eco Driving Indicator Light .........................74
EDR (Event data recorder) ............................7
Elapsed time ......................................................73
Electric Power Steering (EPS) ................199 Warning light ...............................................295
Electronic key .................................................. 82 Battery-saving function.............................. 94
If the electronic key does not operate properly ........................................................ 315
Replacing the battery ............................... 275
Emergency flashers .................................... 284
Emergency, in case of If a warning buzzer sounds...................293
If a warning light turns on.......................293
If a warning message is displayed...... 301
If the battery is discharged ......................317
If the electronic key does not operate properly ........................................................ 315
If the engine will not start..........................312
If the fuel filler do or cannot be opened
............................................................................314
If the vehicle is submerged or water on the road is rising ..................................... 285
If you have a flat tire ................................. 305
If you lose your keys ...................................314
If you think something is wrong............291
If your vehicle becomes stuck ............. 324
If your vehicle has to be stopped in an emergency .................................................284
If your vehicle needs to be towed ..... 287
If your vehicle overheats ........................320
Engine ACCESSORY mode................................ 127
Compartment..............................................255
Engine switch ................................................ 125
Fuel pump shut off system..................... 292
Hood ................................................................253
How to start the engine ........................... 125
Identification number ............................... 327

387Alphabetical Index
RC350/RC300 Owner's Manual
If the engine will not start ......................... 312
If your vehicle has to be stopped in an
emergency ................................................ 284
Ignition switch (engine switch) .............125
Overheating................................................. 320
Tachometer ..................................................... 66
Engine coolant Capacity .........................................................330
Checking .......................................................258
Preparing and checking before winter......................................................................... 203
Engine coolant temperature gauge ....... 66
Engine immobilizer system ........................ 56
Engine oil Capacity ......................................................... 328
Checking ....................................................... 256
Preparing and checking before winter......................................................................... 203
Warning light ............................................... 294
Engine oil maintenance data .................. 258
Engine oil pressure gauge ...........................74
Engine oil temperature gauge ...................74
Engine switch ..................................................125 Auto power off function ...........................128
Changing the engine switch modes.. 127
If your vehicle has to be stopped in an
emergency ................................................ 284
EPS (Electric Power Steering) ................199 Warning light ............................................... 295
Event data recorder (EDR) ............................7
F
First-aid kit storage belt .............................227
Flat tire Tire pressure warning system ............. 266
Vehicles with a spare tire ..................... 305
Floor mats ...........................................................22
Fluid Automatic transmission ............................331
Brake.................................................... 260, 332
Washer ........................................................... 262
Footwell light ................................................. 223 Front passenger occupant classification
system .............................................................. 36
Front position lights Wattage ..........................................................336
Front seats Adjustment ....................................................... 97
Cleaning ......................................................... 243
Correct driving posture ............................ 23
Driving position memory ........................ 100
Head restraints............................................. 103
Memory recall function............................ 102
Power easy access system .................... 100
Seat heaters .................................................... 221
Seat position memory .............................. 100
Seat ventilators .............................................. 221
Front side marker light Light switch .................................................... 140
Front turn signal lights Replacing light bulbs............................... 280
Turn signal lever ...........................................134
Wattage ..........................................................336
Fuel Capacity .........................................................328
Fuel gauge........................................................ 66
Fuel pump shut off system..................... 292
Information .................................................... 337
Refueling.......................................................... 153
Type ..................................................................328
Warning light ............................................... 297
Fuel consumption Average fuel economy .............................. 73
Current fuel consumption ........................ 73
Fuel filler door If the fuel filler do or cannot be opened
............................................................................314
Refueling.......................................................... 153
Fuel gauge ......................................................... 66
Fuel pump shut off system........................ 292
Fuses ..................................................................276
G
Garage door opener ................................. 230

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