2015 Lexus GS350 cruise control

4907-2. Steps to take in an emergency
GS350_OM_OM30E15U_(U)
(If equipped)
Indicates that intuitive
parking assist sensor is
dirty or covered with ice
Clean the sensor.
(If equipped)
Indicates that the radar
sensor is dirty or covered
with ice
Clean the sensor.
(If equipped)
Indicates that the radar
cruise control system is
unable to judge vehicle-
to-vehicle distance
•Turn off the snowmode.
• If the windshield wip- ers are on, turn them
off or set them to a
mode other than
AUTO or high speed
wiper operation.
(If equipped)
Indicates that your vehi-
cle is nearing the vehicle
ahead (in vehicle-to-vehi-
cle distance mode)At the same time,
will appear on
the head-up display
(the image flashes).
Slow the vehicle by
applying the brakes.
Wa r n i n g m e s s a g eDetailsCorrection procedure

4937-2. Steps to take in an emergency
GS350_OM_OM30E15U_(U)
7
When trouble arises
■Warning message in radar cruise mode (if equipped)
In the following cases, the warning message may not be displayed even if vehicle-to-
vehicle distance decreases:
●When your vehicle and the vehicle ahead are traveling at the same speed or the
vehicle 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 LKA (Lane-Keeping Assist) lane departure warning function (if equipped)
In the following cases, the warning message will not be displayed even if a lane line is
crossed.
●When the vehicle speed deviates from the operating range of the LKA system
functions
●When the lane lines cannot be recognized
●When the steering wheel is turned as far as necessary to cause the vehicle to
change lanes
■Open door warning message
The open door warning message continues to display until a door or the trunk is fully
closed, even if the engine switch is turned off. However, approximately 20 minutes
after a door or the trunk is not fully closed , the battery-saving function operates and
the display turns off even though a door or the trunk is not fully closed.

5157-2. Steps to take in an emergency
GS350_OM_OM30E15U_(U)
7
When trouble arises
CAUTION
■When using the compact spare tire
●Remember that the compact spare tire provided is specifically designed for use
with your vehicle. Do not use your compact spare tire on another vehicle.
●Do not use more than one compact spare tire simultaneously.
●Replace the compact spare tire with a standard tire as soon as possible.
●Avoid sudden acceleration, abrupt steering, sudden braking and shifting opera-
tions that cause sudden engine braking.
■When the compact 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 nega-
tively affect the drive-train components:
•AWD system
• ABS & Brake assist
•VSC
•TRAC
•Cruise control
• Dynamic radar cruise control (if equipped)
•PCS (if equipped)
•EPS
•AFS (if equipped)
• LDH (if equipped) • DRS (if equipped)
• AVS (if equipped)
• LKA (Lane-Keeping Assist)
(if equipped)
• VGRS (if equipped)
• Lexus parking assist monitor
•Intuitive parking as sist (if equipped)
• Navigation system (if equipped)

596Alphabetical index
GS350_OM_OM30E15U_(U)
Alphabetical index
A/C ............................................................. 301Air conditioning filter........................425
Changing the rear seat settings .................................................. 313
Front automatic air conditioning system ................................................... 301
Humidity sensor ...................................317
Micro dust and pollen filter ............ 315
Rear air conditioning system..........321
S-FLOW mode ................................... 315
ABS (Anti-lock Brake System)....... 249 Function ..................................................249
Warning light .........................................471
Warning message ............................ 484
Adaptive Front-lighting system (AFS) ....................................................... 198
Adaptive Variable Suspension system (AVS) ............. 250
AFS (Adaptive Front-lighting System) ................................................... 198
Air conditioning filter .......................... 425
Air conditioning system ...................... 301 Air conditioning filter........................425
Changing the rear seat settings .................................................. 313
Front automatic air conditioning system ................................................... 301
Humidity sensor ...................................317
Micro dust and pollen filter ............ 315
Rear air conditioning system..........321
S-FLOW mode ................................... 315 Airbags .........................................................36
Airbag operating conditions .......... 44
Airbag precautions for your child ....................................... 39
Airbag warning light .......................... 471
Correct driving posture .................... 28
Curtain shield airbag operating conditions ....................... 44
Curtain shield airbag precautions ............................................ 41
Front passenger occupant classification system..........................47
General airbag precautions ........... 39
Locations of airbags............................ 36
Modification and disposal of airbags............................................... 43
Side airbag operating conditions ............................................. 44
Side airbag precautions .................... 39
Side and curtain shield airbags operating conditions ....................... 44
Side and curtain shield airbags precautions ......................... 39
SRS airbags ............................................. 36
Alarm ............................................................ 72 Alarm ........................................................... 72
Warning buzzer.................... 470, 480
Anchor brackets...................................... 59
Antennas (smart access system with push-button start) .....................109
Anti-lock Brake System (ABS) .......249 Function .................................................. 249
Warning light ......................................... 471
Warning message............................. 484
Approach warning (dynamic radar cruise control).........................225
Armrest .................................................... 353
A

598Alphabetical index
GS350_OM_OM30E15U_(U)
Care ............................................... 376, 380Aluminum wheels .............................. 377
Exterior....................................................376
Interior .................................................... 380
Seat belts ................................................. 381
Cargo capacity........................................ 174
Cargo hooks .......................................... 339
CD player
*
Chains ....................................................... 286
Child restraint system............................ 55 Booster seats, definition ....................55
Booster seats, installation..................65
Convertible seats, definition ............55
Convertible seats, installation ......... 62
Front passenger occupant classification system ......................... 47
Infant seats, definition ..........................55
Infant seats, installation ....................... 62
Installing CRS with LATCH anchors .....................60
Installing CRS with seat belts .......... 62
Installing CRS with top tether strap .........................66
Child safety ................................................ 54 Airbag precautions .............................. 39
Battery precautions ............. 407, 528
Child restraint system .........................55
How your child should wear the seat belt ................................... 31, 32
Installing child restraints.....................59
Moon roof precautions.................... 158
Power window lock switch .............. 151 Power window precautions ...........154
Rear door child-protectors ............ 124
Removed electronic
key battery precautions .............. 428
Seat belt comfort guide ....................... 31
Seat belt extender precautions .......................................... 35
Seat belt precautions .......................... 58
Seat heater precautions ...................351
Trunk precautions .............................. 130
Child-protectors .................................... 124
Cleaning .......................................376, 380 Aluminum wheels ...............................377
Exterior ................................................... 376
Interior .................................................... 380
Seat belts................................................. 381
Clock......................................................... 343
Coat hooks ............................................. 358
Condenser.............................................. 404
Console box ........................................... 335
Console box light ................................. 335
Cooling system Engine overheating .......................... 529
Cruise control Cruise control ....................................... 215
Dynamic radar cruise control ....... 219
Cup holders............................................ 336
Curtain shield airbags ............................ 37
Customizable features ........................ 561
C

599Alphabetical index
GS350_OM_OM30E15U_(U)
Daytime running light system ............199
DefoggerFront windshield .................................... 311
Outside rear view mirrors .............326
Rear window ........................................326
Differential Front differential ..................................542
Rear differential ...................................542
Dimension ............................................... 536
Dinghy towing.......................................... 176
Display 12.3-inch display................................. 297
Dynamic radar cruise control....... 219
Lexus night view ................................. 279
LKA (Lane-Keeping Assist) ........ 238
Multi-information display ..................84
Trip information .................................... 85
Warning message ............................ 480
Do-it-yourself maintenance ...............391
Door courtesy lights Location ..................................................329
Wattage ................................................. 545
Doors...........................................................123 Automatic door locking and unlocking system.................... 125
Door glasses ........................................... 151
Door lock .................................................123
Open door warning buzzer.............. 111
Open door warning light............... 473
Outside rear view mirrors .............. 148
Rear door child-protector...............124 Driver’s seat position memory.......... 136
Driving position memory................. 137
Memory recall function ....................139
Power easy access system .............136
Driving ........................................................ 160 Break-in tips ........................................... 162
Correct driving posture .................... 28
Driving mode select switch .......... 244
Procedures ............................................ 160
Winter drive tips ................................ 284
DRS (Dynamic Rear Steering) ....... 250 Function ..................................................250
Warning message.............................486
DVD player
*
Dynamic radar cruise control ........... 219 Function .................................................... 219
Warning message................ 483, 490
Dynamic Rear Steering (DRS) ....... 250 Function ..................................................250
Warning message.............................486
Eco drive mode......................................244
Eco Driving Indicator .................... 90, 94
EDR (Event data recorder)................... 10
Electric Power Steering (EPS) ....... 250 Function ..................................................250
Warning light ......................................... 471
Warning message.............................485
Electronic key .......................................... 104 Battery-saving function ......................113
If the electronic key does not operate properly ............................ 522
Replacing the battery .......................427
D
E
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

604Alphabetical index
GS350_OM_OM30E15U_(U)
Main display............................................ 298
MaintenanceDo-it-yourself maintenance........... 391
General maintenance .................... 386
Maintenance data ............................. 536
Maintenance requirements.......... 383
Malfunction indicator lamp ................ 471
Master warning light ........................... 473
Meter ..............................................................81 Head-up display.................................... 92
Indicators................................................... 79
Instrument panel light control ......... 82
Meters.......................................................... 81
Multi-information display ..................84
Warning lights ........................................ 77
Micro dust and pollen filter ............... 315
Mirrors Inside rear view mirror ..................... 146
Outside rear view mirror defoggers ...........................................326
Outside rear view mirrors .............. 148
Vanity mirrors ...................................... 342
Moon roof................................................. 155 Door lock linked moon roof operation ..................... 156
Jam protection function ................... 156
Operation ............................................... 155
Warning message ............................ 488
MP3 disc
*
Multi-information display..................... 84 Dynamic radar cruise control ....... 219
Lane-Keeping Assist ....................... 238
Language..................................................88
Switching the display .......................... 85
Trip information ..................................... 85
Warning message............................ 480
Navigation system
*
Noise from under vehicle ........................8
Odometer .................................................... 81
Oil Engine oil ...............................................538
Front differential oil ........................... 542
Rear differential oil ............................ 542
Opener Hood........................................................ 394
Trunk .......................................................... 127
Outer foot lights Outer foot lights ................................. 329
Replacing light bulbs .......................455
Wattage .................................................545
Outside rear view mirrors ..................148 Adjusting and folding ........................148
Blind spot monitor ............................268
Linked mirror function when reversing..................................149
Mirror position memory ..................136
Outside rear view mirror defoggers............................ 326
Outside temperature display ............. 85
Overheating, Engine .......................... 529
M
N
O

605Alphabetical index
GS350_OM_OM30E15U_(U)
Paddle shift switches ............................ 186
Parking assist sensors (intuitive parking assist)
*
Parking brake...........................................192 If the parking brake cannot be released ....................... 520
Operation ............................................... 192
Parking brake engaged warning buzzer .............................. 489
Parking brake engaged warning message .......................... 489
Parking lights ............................................196 Light switch ............................................ 196
Replacing light bulbs ....................... 455
Welcome light illumination control ......................... 107
PCS (Pre-Collision System) ............ 259 Function ..................................................259
PCS OFF switch ................................. 261
Warning light ....................................... 472
Warning message .......................482, 491, 496
Personal lights........................................ 330
Power easy access system .................136
Power outlets ......................................... 345
Power steering (Electric Power
Steering system) ................................ 250 Warning light .........................................471
Warning message ............................ 485
Power trunk opener and closer ....... 127 Power windows........................................ 151
Door lock linked window operation ...........................153
Jam protection function.................... 152
Operation................................................. 151
Window lock switch ........................... 151
Pre-Collision System (PCS)............ 259 Function .................................................. 259
PCS OFF switch .................................. 261
Warning light ........................................472
Warning message....................... 482, 491, 496
Radar cruise control (dynamic radar cruise control).......................... 219
Radiator.................................................... 404
Radio
*
RBDS (Radio Broadcast Data Systems)
*
Rear air conditioning system............. 321
Rear personal lights ............................ 330
Rear side marker lights ........................ 196 Light switch.............................................196
Replacing light bulbs .......................455
Welcome light illumination control ..........................107
Rear door sunshades.......................... 355
Rear seat heaters ................................. 349
Rear sunshade....................................... 354 Operation.............................................. 354
Reverse operation feature ............355
P
R
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.