2015 Lexus GS350 brake

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

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”.

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

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”.

610Alphabetical index
GS350_OM_OM30E15U_(U)
Transmission............................................ 184Automatic transmission ................... 184
Driving mode select switch .......... 244
If the shift lever cannot be shifted from P .................................... 519
M mode ................................................... 187
Paddle shift switches ......................... 186
Trip information........................................ 85
Trip meters ...................................................81
Trunk ............................................................ 127 Internal trunk release lever............. 130
Jam protection function ................... 129
Luggage security system ................ 128
Open trunk warning message ... 488
Power trunk opener and closer ... 127
Smart access system with push-button start ...................108
Trunk closer switch ............................ 128
Trunk easy closer ................................ 129
Trunk features ......................................339
Trunk grip ............................................... 128
Trunk light ............................................... 128
Trunk opener main switch.............. 128
Trunk opener switch .......................... 127
Trunk storage extension.................357
Wireless remote control ................. 120
Trunk light ................................................. 128 Trunk light ............................................... 128
Wattage ................................................. 545
Turn signal lights .................................... 190 Replacing light bulbs ........... 449, 453
Turn signal lever .................................. 190
Wattage ................................................. 545
USB port
*
Utility hook .............................................. 360 Vanity lights .............................................342
Vanity lights .......................................... 342
Wattage .................................................545
Vanity mirrors ............................................ 342
Variable Gear Ratio Steering (VGRS) ..................................................249 Function .................................................. 249
Warning message.............................485
VDIM (Vehicle Dynamics Integrated Manag ement).............. 250
Vehicle data recordings...........................9
Vehicle Dynamics Integrated Management (VDIM)..................... 250
Vehicle identification number .........537
Vehicle Stability Control (VSC)......................................................249
Ventilators (seat ventilators) ........... 349
VGRS (Variable Gear Ratio Steering) ...249 Function .................................................. 249
Warning message.............................485
Voice command system
*
VSC (Vehicle Stability Control) .............249
Warning buzzers Brake system ....................................... 470
Downshifting ......................................... 188
Key reminder ....................................... 499
Open door ........................................... 487
Open moon roof .............................. 488
Open hood........................................... 487
Open trunk .......................................... 488
Open window .................................... 488
Seat belt reminder............................. 473
U
V
W

611Alphabetical index
GS350_OM_OM30E15U_(U)
Warning lights ........................................... 77ABS.............................................................471
AFS OFF indicator ............................ 472
Brake system............................ 470, 472
Charging system..................................471
Electric power steering.....................471
Low fuel level ....................................... 473
Malfunction indicator lamp .............471
Master warning light......................... 473
Open door ............................................ 473
Parking brake indicator .................. 472
Pre-collision system.......................... 472
Seat belt reminder light................... 473
Slip indicator ......................................... 472
SRS ..............................................................471
Tire pressure ........................................ 474
Warning messages ..............................480
Warning reflector storage belt.........341
Washer ..................................................... 202 Checking............................................... 409
Low washer fluid warning message ...........................494
Preparing and checking before winter ....................................284
Switch.......................................................202
Washing and waxing........................... 376 Weight
Cargo capacity..................................... 174
Load limits ............................................... 174
Weight ....................................................536
Welcome light illumination control ..................................................... 107
Wheels ......................................................423 Replacing wheels .............................. 423
Size ........................................................... 543
Window glasses....................................... 151
Window lock switch............................... 151
Windows..................................................... 151 Power windows..................................... 151
Rear window defogger .................. 326
Windshield wiper de-icer .................. 327
Windshield wipers ............................... 202 Intermittent windshield wipers with interval adjuster ..... 202
Position ................................................... 287
Rain-sensing windshield wipers................................................... 204
Winter driving tips ............................... 284
Wireless remote control key............. 120 Battery-Saving Function ....................113
Locking/Unlocking ............................120
Replacing the battery .......................427
WMA disc
*
XM® Satellite Radio*
X
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.