cruise control LEXUS RC350 2018 Owner's Manual

4827-2. Steps to take in an emergency
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
■Warning messages
The warning message illustrations used are intended as examples, and may differ from
the image that is actually displaye d on the multi-information display.
■Warning message in radar cruise mode
In the following cases, the warning message may not be displa yed even if vehicle-to-vehi-
cle distance decreases:
● When your vehicle and the vehicle ahead ar e traveling at the same speed or the vehi-
cle ahead is traveling more quickly than your vehicle
●When the vehicle ahead is traveling at a very low speed
●Immediately after cruise control speed is set
●At the instant the accelerator pedal is depressed
■The LDA (Lane Departure Alert with steering control) lane departure warning func-
tion
In the following situations, th e warning message will not be displayed even if a lane line is
crossed.
●When the vehicle speed deviates from the operating range of the LDA system func-
tions ( P. 266)
●When the lane lines cannot be recognized ( P. 267)
■Resetting the message indicating ma intenance is required (if equipped)
Make sure to reset the oil change system. ( P. 385, 403)
■Conditions that the tire pressure wa rning system may not function properly
 P. 417
■Warning buzzer
P. 457

5017-2. Steps to take in an emergency
RC350_RC300 AWD_RC3 00_RC F_U(OM24748U)
7
When trouble arises
WARNING
■When using the spare tire
●Remember that the spare tire provided is specifically designed for use with your vehi-
cle. Do not use your spare tire on another vehicle.
●Do not use more than one spare tires simultaneously.
●Replace the spare tire with a stan dard tire as soon as possible.
●Avoid sudden acceleration, abrupt steering, sudden braking and shifting operations
that cause sudden engine braking.
■When the spare tire is attached
The vehicle speed may not be correctly detected, and the following systems may not
operate correctly:
Also, not only can the following system not be utilized fully, but it may even negatively
affect the drive-train components:
• AWD system (if equipped)
■Speed limit when using the spare tire
Do not drive at speeds in excess of 50 mp h (80 km/h) when a spare tire is installed on
the vehicle.
The spare tire is not designed for driving at high speeds. Failure to observe this precau-
tion may lead to an accident causing death or serious injury.
■After using the tools and jack
Before driving, make sure all the tools and jack are securely in place in their storage
location to reduce the possibilit y of personal injury during a collision or sudden brak-
ing.
NOTICE
■Driving with tire chains and the spare tire
Do not fit tire chains to the spare tire.
Tire chains may damage the vehicle body and adversely affect driving performance.
■When replacing the tires
When removing or fitting the wheels, tires or the tire pressure warning valve and trans-
mitter, contact your Lexus dealer as the tire pressure warning valve and transmitter
may be damaged if not handled correctly.
• ABS & Brake assist
•VSC
•TRAC
• Dynamic radar cruise control
•PCS
•EPS
• Adaptive Variable Suspension System
(if equipped)
• LDA (Lane Departure Alert with steering control)
• VGRS (if equipped) • LDH (Lexus Dynamic Handling sys-
tem) (if equipped)
• DRS (Dynamic Rear Steering) (if
equipped)
• VDIM (Vehicle Dynamics Integrated Management)
• Tire pressure warning system
• Lexus parking assist monitor
• Intuitive parking assist (if equipped)
• Navigation system (if equipped)

619Alphabetical index
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
Cleaning......................................... 376, 381
Aluminum wheels .............................. 377
Exterior....................................................376
Interior ...................................................... 381
Seat belts ............................................... 382
Clock ......................................................... 355
Coat hooks..............................................358
Compass .................................................. 366
Condenser .............................................. 406
Console box ............................................ 351
Cooling system ..................................... 404 Engine overheating...........................526
Cruise control Dynamic radar cruise control..... 268
Cup holders ............................................ 352
Current fuel consumption ....... 108, 122
Curtain shield airbags ........................... 40
Customizable features ....................... 569 Daytime running light system...........226
Defogger
Outside rear view mirrors ............338
Rear window........................................338
Windshield............................................338
Differential Front differential .................................545
Rear differential................................... 546
Dimension ............................................... 536
Dinghy towing ....................................... 206
Display Drive information...................... 108, 122
Dynamic radar cruise control .....268
LDA (Lane Departure Alert with steering control) ................... 265
Multi-information display....... 103, 118
Warning message.............................460
Distance ...........................................108, 122
Do-it-yourself maintenance............... 391
Door courtesy lights Location ................................................. 347
Door lock Doors.........................................................145
Smart access system with push-button start ..............................156
Wireless remote control..................140D

620Alphabetical index
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
Doors...........................................................145
Automatic door locking and unlocking system.................... 148
Door lock .................................................147
Open door warning buzzer.......... 146
Open door warning light...............454
Outside rear view mirrors .............. 178
Side windows ........................................ 182
Drive info 1/Drive info 2/ Drive info 3 ................................. 108, 122
Drive information ........................ 108, 122 Resetting......................................... 106, 119
Drive-Start Control .................... 193, 218
Driver’s seat position memory ..........166
Driving.........................................................192 Break-in tips .......................................... 193
Correct driving posture .................... 32
Driving mode select switch ........... 301
Procedures ............................................ 192
Winter drive tips ................................ 320
DRS (Dynamic Rear Steering) .........312 Warning message ............................ 460
Dynamic radar cruise control ......... 268
Dynamic Rear Steering (DRS) .........312 Warning message ............................ 460 Eco drive mode.......................................301
Eco Driving Indicator ...................116, 132
Eco Driving Indicator Light......... 111, 129
Eco driving meter ....................................96
EDR (Event data recorder)................... 10
Elapsed time...................................108, 122
Electric Power Steering (EPS) ......... 313
Warning light ....................................... 454
Electronic key .......................................... 140 Battery-saving function ................... 158
If the electronic key does not operate properly ............................. 518
Replacing the battery .......................427
Emergency flashers .............................442
Emergency tire puncture repair kit................................................ 502E

625Alphabetical index
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
Lane Departure Alert with
steering control (LDA) .....................261
Language (multi-information display)..............................................111, 129
LATCH anchors ........................................ 71
LDA (Lane Departure Alert with steering control) ........................261
LDH (Lexus Dynamic Handling system).....................................................313
Lever Auxiliary catch lever .........................393
Hood lock release lever .................393
Internal trunk release lever............. 153
Shift lever ..................................................213
Tilt and telescopic steering lock release lever..............................174
Turn signal lever ................................... 221
Wiper lever ........................................... 233
Lexus Enform
*
Lexus Enform Safety Connect........ 370
Lexus parking assist monitor
*
Lexus Safety System+ .........................245 Automatic High Beam.................... 228
Dynamic radar cruise control .....268
LDA (Lane Departure Alert with steering control) ..................... 261
PCS (Pre-Collision System) .......250
License plate lights ...............................225 Light switch........................................... 225
Replacing light bulbs ....................... 439
Light bulbs Replacing ............................................... 434
Wattage .................................................553
Lights Automatic High Beam system ... 228
Fog light switch ................................... 232
Headlight switch ................................ 225
Illuminated entry system.................348
Interior lights ........................................348
Interior lights list.................................. 347
Personal lights ..................................... 349
Replacing light bulbs ....................... 434
Trunk light................................................153
Turn signal lever ................................... 221
Vanity lights .......................................... 354
Wattage .................................................553
Lock steering column........................... 210
Low profile tire ........................................ 415
Luggage security system .................... 152L
*: Refer to the “NAVIGATIO N AND MULTIMEDIA SYSTEM
OWNER’S MANUAL”.

626Alphabetical index
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
Maintenance
Do-it-yourself maintenance........... 391
General maintenance .....................387
Maintenance data ............................. 536
Maintenance requirements.......... 384
Maintenance system ......................111, 129
Malfunction indicator lamp .............. 453
Master warning light ........................... 455
Meter Changing the display............... 94, 100
Indicators................................................... 87
Instrument panel light control .......................................... 94, 100
Meters..................................................91, 96
Multi-information display ....... 103, 118
Operating the meter control switches ....................................... 106, 119
Settings ...............................................111, 129
Warning lights ........................................86
Warning message ............................ 460
Micro dust and pollen filter ..............338
Mirrors Inside rear view mirror ......................176
Outside rear view mirror defoggers .......................................... 338
Outside rear view mirrors .............. 178
Vanity mirrors ......................................354 Moon roof .................................................186
Door lock linked moon roof operation......................187
Jam protection function....................187
Operation............................................... 186
Multi-information display........... 103, 118 Audio system-linked ................ 103, 118
Drive information...................... 108, 122
Dynamic radar cruise control .....268
“F” content ............................................... 124
G-force .................................................... 127
Lap timer.................................................. 124
LDA (Lane Departure Alert with steering control) ................... 265
Navigation system-linked ..... 103, 118
Settings .............................................. 111, 129 switch settings........................ 111, 129
Switching the display ................106, 119
Torque distribution ............................. 126
Warning message.............................460
Navigation system
*
Noise from under vehicle ........................8
M
N

628Alphabetical index
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
Radar cruise control (dynamic
radar cruise control) ........................ 268
Radiator .................................................... 406
Rear seats ..................................................164 Fold down the seatback .................. 164
Luggage security system ................ 152
Rear turn signal lights ........................... 221 Replacing light bulbs ........................ 432
Turn signal lever ................................... 221
Wattage ................................................. 553
Rear view mirror Inside rear view mirror ......................176
Outside rear view mirrors .............. 178
Rear window defogger ...................... 338
Refueling .................................................... 241 Capacity ................................................ 540
Fuel types .............................................. 540
If the fuel filler door cannot be opened ......................... 243
Opening the fuel tank cap............. 243
Remote Touch
*
Replacing Electronic key battery ...................... 427
Fuses.........................................................429
Light bulbs ............................................. 432
Tires ......................................................... 489
Reporting safety defects for U.S. owners...................................600
Resetting the message indicating maintenance is required ................385
Rev indicator ..................................... 93, 99
Rev peak ...........................................93, 100 Seat belt reminder light ..................... 455
Seat belts .....................................................34
Automatic Locking Retractor ........ 36
Child restraint system installation ............................................. 58
Cleaning and maintaining the seat belt ....................................... 382
Emergency Locking Retractor................................................ 36
How to wear your seat belt............. 34
How your child should wear the seat belt .......................................... 36
Pregnant women, proper seat belt use ..........................................37
Reminder light and buzzer ...........455
Seat belt extender ................................ 36
Seat belt guide ....................................... 35
Seat belt pretensioners...................... 35
SRS warning light .............................. 453
RS

631Alphabetical index
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
Switches
Active rear wing switch ..................307
ASC (Active Sound Control) switch.................................................... 223
Audio remote control switches
*
Automatic High Beam system ....228
BSM (Blind spot monitor) switch................................................... 290
Cruise control switch...................... 268
Door lock switches .............................147
Driving mode select switch ........... 301
Driving position memory switches ................................................ 166
Emergency flashers switch ........... 442
Engine switch .......................................207
Fog light switch ................................... 232
Garage door opener switches .............................................. 359
Heated steering wheel switch....................................................344
Ignition switch ......................................207
Intuitive parking assist switch ........ 281
LDA (Lane Departure Alert with steering control) switch ....264
Light switches ...................................... 225
Meter control switches ........... 106, 119 Moon roof switches .......................... 186
Outside rear view mirror
switches ................................................178
Paddle shift switches............... 215, 216
Power door lock switch ................... 147
Power window switches ..................182
Rear window and outside rear view mirror defoggers
switch ...................................................338
Seat heater switches ........................ 345
Seat ventilator switches .................. 346
Snow mode switch ............................. 214
“SOS” button ....................................... 370
Talk switch
*
Telephone switches*
Tilt and telescopic steering control switch .................. 174
Tire pressure warning reset switch ..................................................... 414
Trunk opener main switch .............. 152
Trunk opener switch ........................... 151
TVD (Torque Vectoring Differential) switch .......................... 310
Vehicle-to-vehicle distance button ....................................................274
VSC OFF switch ................................. 314
Window lock switch ..........................182
Windshield wiper and washer switch ......................... 233
Windshield wiper de-icer switch ................................................... 339
*: Refer to the “NAVIGATIO N AND MULTIMEDIA SYSTEM
OWNER’S MANUAL”.