2015 Lexus GS350 warning

593What to do if... (Troubleshooting)
GS350_OM_OM30E15U_(U)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat can-
not be operated if the window lock switch is pressed. (P. 151)
●The auto power off function will be operated if the vehicle is left
in ACCESSORY or IGNITION ON mode (the engine is not
running) for a period of time. ( P. 180)
●The seat belt remind er light is flashing
Are the driver and the front passenger wearing the seat belts?
( P. 473)
●The parking brake indicator is on
Is the parking brake released? ( P. 1 9 2 )
Depending on the situation, ot her types of warning buzzer may
also sound. ( P. 470, 480)
The windows do not open or close by operating the power win-
dow switches
The engine switch is turned off automatically
A warning buzzer sounds during driving

594What to do if... (Troubleshooting)
GS350_OM_OM30E15U_(U)
●Did anyone inside the vehicle open a door during setting the
alarm?
The sensor detects it and the alarm sounds. ( P. 7 2 )
To stop the alarm, turn the engi ne switch to IGNITION ON mode
or start the engine.
●Is the electronic key left insid e the vehicle or the moon roof
opened?
Check the message on the multi-information display.
( P. 480)
●When a warning light turns on or a warning message is dis-
played, refer to P. 470, 480.
An alarm is activated and the horn sounds
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed

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

597Alphabetical index
GS350_OM_OM30E15U_(U)
Armrest door ......................................... 357
Ashtrays.................................................... 344
Assist grip ................................................ 359
Audio input
*
Audio system*
Automatic headlight leveling system ......................................................199
Automatic light control system ......................................................196
Automatic transmission ...................... 184 If the shift lever cannot be shifted from P ............. 519
M mode ................................................... 187
Paddle shift switches ......................... 186
AUX port
*
Auxiliary boxes ...................................... 338
AVS (Adaptive Variable Suspension system).......................... 250 Back-up lights
Replacing light bulbs ....................... 454
Wattage .................................................545
Battery ...................................................... 406 Battery checking ................................406
If the vehicle battery is discharged .................................... 525
Preparing and checking before winter.................................................... 284
Warning light ......................................... 471
Blind Spot Monitor (BSM) ............... 268
Bluetooth
®*
Brake Fluid .......................................................... 542
Parking brake ........................................ 192
Warning light ........................... 470, 472
Warning message............................ 480
Brake assist ..............................................249
Break-in tips ............................................. 162
Brightness control Instrument panel light control ........ 82
BSM (Blind Spot Monitor) ............... 268 Blind Spot Monitor function..........272
Rear Cross Traffic Alert function................................................ 275
B
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

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”.

600Alphabetical index
GS350_OM_OM30E15U_(U)
Emergency, in case ofIf a warning buzzer sounds..................................................470
If a warning light turns on...............470
If a warning message is displayed ....................................... 480
If the electronic key does not operate properly ........ 522
If the engine will not start................. 517
If the parking brake cannot be released ....................... 520
If the shift lever cannot be shifted from P ............. 519
If the vehicle battery is discharged ........................................ 525
If you have a flat tire ......................... 504
If you think something is wrong.............................................. 468
If your vehicle becomes stuck ......................................................532
If your vehicle has to be stopped in an emergency ........... 461
If your vehicle needs to be towed .......................................462
If your vehicle overheats ................529
Emergency flashers ............................. 460
Engine Accessory mode................................. 178
Compartment......................................397
Engine switch ......................................... 177
Hood ........................................................394
How to start the engine .................... 177
Identification number .......................537
If the engine will not start................. 517
Ignition switch (engine switch) .................................. 177
Overheating .........................................529 Engine compartment cover............. 398
Engine coolant ...................................... 402
Capacity.................................................540
Checking ............................................... 402
Preparing and checking before winter .................................... 284
Engine coolant temperature gauge .......................................................... 81
Engine immobilizer system ..................70
Engine oil ................................................. 399 Capacity.................................................538
Checking ............................................... 399
Oil level warning message ...........489
Oil pressure warning message.............................481
Preparing and checking before winter .................................... 284
Engine oil maintenance data ........... 384
Engine switch ........................................... 177
Enhanced VSC ......................................249
EPS (Electric Power Steering) ............. 250 Function ..................................................250
Warning light ......................................... 471
Warning message.............................485
Event data recorder (EDR)................... 10

601Alphabetical index
GS350_OM_OM30E15U_(U)
First-aid kit storage net ...................... 339
Flat tire ...................................................... 504
Floor mats ................................................... 26
FluidAutomatic transmission ................... 541
Brake ........................................................542
Washer .................................................. 409
Fog lights ................................................... 201 Replacing light bulbs ............447, 455
Switch........................................................ 201
Wattage ................................................. 545
Footwell light .......................................... 329
Front passenger occupant classification system .............................47
Front personal lights............................ 330
Front seats .................................................134 Adjustment ............................................. 134
Cleaning ................................................ 380
Correct driving posture .................... 28
Driving position memory ................ 136
Head restraints ......................................142
Power easy access system ............ 136
Seat heaters ..........................................349
Seat position memory....................... 136
Seat ventilators ....................................349
Front side marker lights .......................196 Light switch ............................................ 196
Replacing light bulbs ....................... 455
Welcome light illumination control ................................................... 107 Front turn signal lights ..........................190
Replacing light bulbs ....................... 449
Turn signal lever .................................. 190
Wattage .................................................545
Fuel............................................................... 210 Capacity.................................................538
Fuel gauge .................................................81
Fuel pump shut off system ............ 469
Information............................................ 546
Refueling ..................................................210
Type............................................... 210, 538
Warning light ....................................... 473
Warning messages .......................... 492
Fuel filler door.......................................... 210 Refueling ..................................................210
When the fuel filler door cannot be opened ........................... 213
Fuel pump shut off system .................469
Fuses...........................................................429
Garage door opener............................ 361
Gauges.......................................................... 81
Glove box ............................................... 334
Glove box light...................................... 334
F
G

602Alphabetical index
GS350_OM_OM30E15U_(U)
Hands-free system (for cellular phone)
*
HD Radio® system*
Head restraints ........................................ 142
Headlights .................................................196 Adaptive Front-lighting System (AFS) .................................... 198
Discharge headlights precautions ........................................457
Headlight leveling warning message .......................... 484
Light switch ............................................ 196
Replacing light bulbs ....................... 455
Wattage ................................................. 545
Headlights aim ........................... 442, 586
Headlights cleaner............................... 209
Head-up display....................................... 92
Heaters Air conditioning system ................... 301
Heated steering wheel .................... 347
Seat heaters ..........................................349
Outside rear view mirrors .............326
Hill-start assist control ........................ 257
Horn ............................................................ 195
Hood .......................................................... 394 Open ........................................................394
Warning message .............................487
Hooks Cargo hooks ........................................339
Coat hooks .......................................... 358
Retaining hooks (floor mat) ............. 26
Luggage hook .....................................339
Utility hook ........................................... 360 I/M test ..................................................... 390
Identification............................................537
Engine ..................................................... 537
Vehicle .................................................... 537
Ignition switch (engine switch) ......... 177
Illuminated entry system ..................... 331
Immobilizer system .................................70
Indicators ..................................................... 79
Initialization Maintenance ..................................... 384
Moon roof ............................................... 157
Power windows.................................... 152
Tire pressure warning system ................................. 412
Initiators (tire pressure warning system) .................................. 418
Inside door handle lights ................... 329
Inside rear view mirror......................... 146
Instrument panel light control ............ 82
Interior lights .......................................... 329
Intuitive parking assist
*
Function*
Warning message................ 483, 490
Jack Positioning a floor jack....................395
Vehicle-equipped jack .................. 505
Jack handle ................................................ 505
Jam protection function Moon roof ...............................................156
Power trunk opener and closer ............................................ 129
Power windows.................................... 152
HI
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