2022 LEXUS RC300 battery

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

370What to do if... (Troubleshooting)
RC350/RC300 Owner's Manual
1-1.What to do if... (Troubleshooting)What to do if... (Troubleshooting)
If you lose your mechanical keys,
new genuine mechanical keys can
be made by your Lexus dealer.
( P.314)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact your Lexus dealer
immediately. ( P.314)
 Is the electronic key battery weak or
depleted? ( P.275)
 Is the engine switch in IGNITION
ON mode?
When locking the doors, turn the engine
switch off. ( P.127)
 Is the electronic key left inside the
vehicle?
When locking the door s, make sure that
you have the electronic key on your per-
son.
 The function may not operate prop-
erly due to the condition of the radio
wave. ( P.94)
 The function to prevent the elec-
tronic key from being left inside the
trunk will operate and you can open
the trunk as usual. Take the key out
from the trunk. ( P.91)
 Did you press the engine switch
while firmly depressing the brake
pedal? ( P.125)
 Is the shift lever in P? ( P.125)
 Is the electronic key anywhere
detectable inside the vehicle?
( P.93)
 Is the steering wheel unlocked?
( P.125)
 Is the electronic key battery weak or
depleted?
In this case, the engine can be started in a
temporary way. ( P.316)
 Is the battery discharged? ( P.317)
 Is the engine switch in IGNITION
If you have a problem, check the
following before contacting your
Lexus dealer.
The doors cannot be locked,
unlocked, opened or closed
You lose your keys
The electronic key does not
operate properly
The doors cannot be locked or
unlocked
The trunk lid is closed with the
electronic key left inside
If you think something is wrong
The engine does not start
The shift lever cannot be shifted
from P even if you depress the
brake pedal

384Alphabetical Index
RC350/RC300 Owner's Manual
Alphabetical Index
A
A/CAir conditioning filter ............................... 273
Automatic air conditioning system ..... 213
Micro dust and pollen filter..................... 217
ABS (Anti-lock Brake System)............... 198 Warning light ............................................... 295
Active Sound Control (ASC) ..................139
Adaptive Variable Suspension System 199
Air conditioning filter ................................. 273
Air conditioning system Air conditioning filter ............................... 273
Automatic air conditioning system ..... 213
Micro dust and pollen filter..................... 217
Airbags Airbag operating conditions................... 30
Airbag precautions for your child .........32
Correct driving posture .............................23
Curtain shield airbag operating condi-tions .................................................................. 30
Curtain shield airbag precautions ........32
Front passenger occupa nt classification
system ............................................................. 36
General airbag precautions ....................32
Locations of airbags.................................... 28
Modification and disposal of airbags . 35
Side airbag operating conditions ......... 30
Side airbag precautions .............................32
Side and curtain shield airbags operating conditions ...................................................... 30
Side and curtain shield airbags precau- tions ...................................................................32
SRS airbags ..................................................... 28
SRS warning light ...................................... 294
Alarm ....................................................................57 Warning buzzer ......................................... 293
Anchor brackets .......................................41, 49
Antennas (smart access system with push-button start)........................................ 93
Anti-lock Brake System (ABS)............... 198 Warning light ............................................... 295 Approach warning........................................ 179
ASC (Active Sound Control) ..................139
Assist grips ..................................................... 228
Audio system-linked display .......................76
Automatic air conditioning system ........213
Automatic headlight leveling system ..... 141
Automatic High Beam ................................ 142
Automatic light control system............... 140
Automatic transmission ..............................129
M mode ............................................................132
Paddle shift switches ......................... 131, 132
Snow mode...................................................... 131
Average fuel economy..................................73
Average vehicle speed .................................73
B
Back-up light Replacing light bulbs............................... 280
Wattage ..........................................................336
Battery Battery checking ..........................................261
If the battery is discharged ......................317
Preparing and checking before winter..........................................................................203
Warning light ............................................... 294
Blind Spot Monitor (BSM)........................ 189
Boost gauge.......................................................74
Brake Brake hold .......................................................137
Fluid................................................................... 332
Parking brake ............................................... 135
Warning light ...............................................293
Brake assist ..................................................... 198
Break-in tips...................................................... 117
Brightness control Instrument panel light control................. 70
BSM (Blind Spot Monitor)........................ 189
C
Card key ............................................................ 82

385Alphabetical Index
RC350/RC300 Owner's Manual
CareExterior ........................................................... 240
Interior ............................................................. 243
Seat belts........................................................ 243
Wheels and wheel ornaments............ 240
Cargo capacity...............................................123
Cargo hooks ..................................................227
Center Display ...............................................210
Chains .............................................................. 204
Child restraint system Child seats definition................................... 40
Child seats installation........................ 44, 47
Front passenger occupa nt classification
system ............................................................. 36
Installing a CRS to the front passenger seat ....................................................................42
Installing CRS with LATCH anchors . 48
Installing CRS with top tether strap.....50
Riding with children ..................................... 40
Types of child restraint system installation method ............................................................. 41
Using an anchor bracket .......................... 49
Child safety Airbag precautions.......................................32
Battery precautions ........................262, 319
Child restraint system.......................... 40, 41
Heated steering wheel or seat heater
precautions.................................................. 221
How your child should wear the seat belt ............................................................................ 25
Installing child restraints ............................ 40
Moon roof precautions ..............................114
Power window lock switch........................ 111
Seat belt extender precautions ............. 25
Seat belt precautions .................................. 40
Trunk precautions ........................................ 89
Cleaning Exterior ........................................................... 240
Interior ............................................................. 243
Radar sensor................................................. 156
Seat belts........................................................ 243
Wheels and wheel ornaments............ 240 Clock ........................................................ 66, 228
Clock settings ............................................... 228
Coat hooks..................................................... 228
Compass ......................................................... 235
Condenser ..................................................... 260
Console box .................................................. 226
Consumption screen .................................... 78
Cooling system............................................. 258
Engine overheating...................................320
Cornering lights .............................................. 141 Replacing light bulbs............................... 280
Cruise control Dynamic radar cruise control with full-speed range ........................................174
Cup holders ................................................... 226
Current fuel consumption ...........................73
Curtain shield airbags .................................. 28
Customizable features .............................. 349
D
Daytime running light system .................. 140
Daytime running lights Replacing light bulbs............................... 280
Defogger Outside rear view mirrors....................... 217
Rear window .................................................. 217
Windshield ...................................................... 217
Differential Front differential oil..................................... 331
Rear differential oil...................................... 331
Dimension ...................................................... 326
Dinghy towing................................................. 124
Display Center Display ............................................. 210
Drive information .......................................... 73
LDA (Lane Departure Alert with steering control) ......................................................... 169
Multi-information display ............................ 71
Warning messages.................................. 303
Distance until next engine oil change .... 70
Do-it-yourself maintenance .....................247
Door courtesy lights ................................... 223

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

388Alphabetical Index
RC350/RC300 Owner's Manual
Gauges ............................................................... 66
Gear Position....................................................75
G-force................................................................74
Glove box ....................................................... 225
Glove box light ............................................. 226
H
Head restraints .............................................. 103
Headlight aim ................................................ 278
HeadlightsAutomatic High Beam system.............. 142
Light switch .................................................... 140
Replacing light bulbs................................280
Wattage.......................................................... 336
Heated steering wheel ................................ 221
Heaters Automatic air conditioning system ..... 213
Heated steering wheel.............................. 221
Outside rear view mirrors ...................... 217
Seat heaters .................................................... 221
High mounted stoplight Replacing light bulbs................................280
Hill-start assist control .................................199
Hood Open ............................................................... 253
Hooks Cargo hooks.................................................227
Coat hooks ................................................... 228
Retaining hooks (floor mat)......................22
Horn ....................................................................107
I
I/M test ............................................................ 250
Identification Engine ............................................................. 327
Vehicle ............................................................ 326
Ignition switch (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 Illuminated entry system ........................... 224
Indicators ........................................................... 64
Initialization
Items to initialize ........................................ 358
Maintenance.................................... 246, 258
Power windows ............................................. 110
Tire pressure warning system ............. 267
Inside rear view mirror ................................107
Instrument panel light control ................... 70
Intercooler...................................................... 260
Intercooler coolant Capacity ........................................................ 330
Checking ...................................................... 258
Interior lights.................................................. 223 Front interior light ...................................... 223
Rear interior light........................................ 223
Intuitive parking assist Warning message ...................................... 185
J
JackPositioning a floor jack ............................253
Vehicle-equipped jack .......................... 305
Jack handle .................................................... 305
Jam protection function Moon roof ........................................................ 113
Power windows ............................................. 110
K
Keyless entrySmart access system with push-button start ................................................................... 93
Wireless remote control ...........................84
Keys Battery-saving function.............................. 94
Electronic key ................................................. 82
Engine switch ................................................ 125
If the electronic key does not operate properly ........................................................ 315
If you lose your keys ...................................314
Key number plate ......................................... 82

389Alphabetical Index
RC350/RC300 Owner's Manual
Keyless entry .......................................... 86, 93
Mechanical key.............................................. 82
Replacing the battery............................... 275
Warning buzzer ............................................ 93
Wireless remote control........................... 84
Knee airbags .................................................... 28
L
Lane Departure Alert with steering control (LDA) Operation........................................................ 167
Warning messages .................................... 172
Language (multi-information display) ....76
LDA (Lane Departure Alert with steering control) Operation........................................................ 167
Warning messages .................................... 172
LDA (Lane Departure Alert with steering control) switch .............................................169
LDH (Lexus Dynamic Handling system) ............................................................................199
Lever Auxiliary catch lever ................................. 253
Hood lock release lever......................... 253
Shift lever.......................................................... 129
Turn signal lever ...........................................134
Wiper lever.....................................................145
Lexus Dynamic Handling system (LDH) ............................................................................199
Lexus Enform Safety Connect.................. 52
Lexus Safety System + Automatic High Beam .............................. 142
LDA (Lane Departure Alert with steering control) .......................................................... 167
PCS (Pre-Collision System)................. 160
License plate lights Light switch .................................................... 140
Replacing light bulbs................................280
Light Wattage.......................................................... 336
Light bulbs Replacing ....................................................... 279 Lights
Automatic High Beam system ..............142
Front interior lights .................................... 223
Headlight switch.......................................... 140
Interior lights ................................................. 223
Interior lights list .......................................... 223
Personal lights ............................................. 224
Rear interior lights ..................................... 223
Replacing light bulbs............................... 280
Trunk light ...........................................................91
Turn signal lever ...........................................134
Vanity lights .................................................. 229
Wattage ..........................................................336
Lock steering column ..................................125
M
Maintenance Do-it-yourself maintenance .................. 251
General maintenance ............................. 247
Maintenance date...................................... 326
Maintenance requirements .................. 246
Malfunction indicator lamp ..................... 294
Master warning light .................................. 298
Menu icons.........................................................72
Meter Changing the main meter location...... 69
Clock................................................................... 66
Indicators........................................................... 64
Instrument panel light control................. 70
Meters................................................................. 66
Multi-information display ............................ 71
Settings............................................................... 76
Units..................................................................... 75
Warning lights .............................................293
Warning messages.................................... 301
Micro dust and pollen filter ....................... 217
Mirrors Inside rear view mirror ............................. 107
Outside rear view mirror defoggers . 217
Outside rear view mirrors...................... 108
Vanity mirrors .............................................. 229

391Alphabetical Index
RC350/RC300 Owner's Manual
Power control unit coolantPreparing and checking before winter......................................................................... 203
Power easy access system ....................... 100
Power outlet .................................................. 228
Power steering (Elect ric power steering
system)............................................................199 Warning light ............................................... 295
Power windows Door lock linked window operation..... 111
Jam protection function............................. 110
Operation......................................................... 110
Window lock switch ..................................... 111
Pre-Collision System (PCS) Function ........................................................... 160
PCS OFF switch ..........................................162
Warning light ............................................... 296
Warning message...................................... 301
R
Radar cruise control (dynamic radar cruise control with full-speed range)............... 174
Radiator ........................................................... 260
RCTA Function ........................................................... 189
Rear Cross Traffic Alert (RCTA) .......... 189
Rear seats .......................................................... 99 Head restraints ............................................ 103
Seat heaters .................................................... 221
Seat ventilators.............................................. 221
Rear side marker lights Light switch .................................................... 140
Rear turn signal lights Turn signal lever ...........................................134
Wattage.......................................................... 336
Rear view mirror Inside rear view mirror..............................107
Outside rear view mirrors ..................... 108
Rear window defogger ............................... 217
Refueling Capacity ......................................................... 328
Fuel types....................................................... 328 If the fuel filler do
or cannot be opened
............................................................................314
Opening the fuel tank cap ..................... 153
Remote Touch ..............................................208
Replacing Electronic key battery .............................. 275
Fuses................................................................. 276
Light bulbs ..................................................... 279
Tires ................................................................. 305
Resetting the message indicating mainte- nance is required ...................................... 246
Rev indicator .................................................... 68
Rev peak............................................................. 69
S
Seat belt reminder light............................. 297
Seat belts............................................................ 24 Automatic Locking Retractor................. 26
Child restraint system installation ..40, 41
Cleaning and maintaining the seat belt.......................................................................... 243
Emergency Locking Retractor .............. 26
How to wear your seat belt ..................... 25
How your child should wear the seat belt
............................................................................. 25
Pregnant women, proper seat belt use ............................................................................. 24
Reminder light and buzzer ................... 297
Seat belt extender......................................... 25
Seat belt pretensioners .............................. 27
SRS warning light....................................... 294
Seat heaters ..................................................... 221
Seat position memory................................. 100
Seat ventilators ............................................... 221
Seating capacity.............................................123
Seats Adjustment ....................................................... 97
Cleaning ......................................................... 243
Driving position memory ........................ 100
Head restraints............................................. 103
Power easy access system .................... 100
Properly sitting in the seat ........................ 23