2014 Lexus GS250 warning light

668What to do if... (Troubleshooting)
GS350_250_OM_OM30E16E_(EE)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts?
(→ P. 547)
●The parking brake indicator is on
Is the parking brake released? ( →P. 255)
Depending on the situation, other types of warning buzzer may
also sound. ( →P. 544, 552)
●Did anyone inside the vehicle open a door or anything move
inside the vehicle during setting the alarm?
The sensor detects them and the alarm sounds. ( →P. 8 6 )
To stop the alarm, turn the engine switch to IGNITION ON mode
or start the engine. A warning buzzer sounds during driving
An alarm is activated and th e horn sounds (if equipped)
GS350_250_OM_OM30E16E_(EE).book Page 668 Tuesday, July 8, 201 4 7:11 PM

669What to do if... (Troubleshooting)
GS350_250_OM_OM30E16E_(EE)
●Is the electronic key left inside the vehicle or the moon roof
opened?
Check the message on the multi-information display.
(→ P. 5 5 2 )
●When a warning light turns on or a warning message is dis-
played, refer to P. 544, 552.
A warning buzzer sounds when leaving the vehicle
(vehicles with an entry function)
A warning light turns on or a warning message is displayed
GS350_250_OM_OM30E16E_(EE).book Page 669 Tuesday, July 8, 201
4 7:11 PM

672Alphabetical index
GS350_250_OM_OM30E16E_(EE)
Alphabetical index
A/C ..............................................................371Air conditioning filter........................ 487
Changing the rear seat settings.................................................382
Front automatic air
conditioning system ........................ 371
Humidity sensor ................................ 386
nanoe™ system ................................. 389
Pollen removal mode ......................384
Rear air conditioning system .........391
S-FLOW mode..................................384
ABS (Anti-lock Brake System) .......320 Function ..................................................320
Warning light .......................................545
Warning message............................ 556
Adaptive Front-lighting System (AFS) ...................................................... 261
Adaptive Variable Suspension system (AVS) ....................................... 321
AFS (Adaptive Front-lighting System) ................................................... 261
Air conditioning filter .......................... 487
Air conditioning system .......................371 Air conditioning filter........................ 487
Changing the rear seat settings.................................................382
Front automatic air
conditioning system ........................ 371
Humidity sensor ................................ 386
nanoe™ system ................................. 389
Pollen removal mode ......................384
Rear air conditioning system .........391
S-FLOW mode..................................384 Airbags ........................................................ 44
Airbag manual on-off system......... 56
Airbag operating conditions ............ 51
Airbag precautions for
your child ............................................... 47
Airbag warning light ........................ 545
Correct driving posture.................... 36
Curtain shield airbag operating
conditions ............................................... 51
Curtain shield airbag
precautions ...........................................49
General airbag precautions ............ 47
Locations of airbags ............................44
Modification and disposal of
airbags.................................................... 50
Side airbag operating
conditions ............................................... 51
Side airbag precautions ..................... 47
Side and curtain shield airbags operating conditions ......................... 51
Side and curtain shield airbags precautions ...........................................47
SRS airbags ..............................................44
Airbag manual on-off system ............. 56
Alarm............................................................ 86 Alarm ...................................................... 86
Warning buzzer..................... 544, 552
Anchor brackets ...................................... 70
Antennas (smart entry & start system) .........................................129
A
GS350_250_OM_OM30E16E_(EE).book Page 672 Tuesday, July 8, 201 4 7:11 PM

673Alphabetical index
GS350_250_OM_OM30E16E_(EE)
Anti-lock Brake System (ABS) .......320Function ..................................................320
Warning light .......................................545
Warning message............................ 556
Approach warning Dynamic radar cruise control .....295
Armrest..................................................... 426
Armrest door..........................................430
Ashtrays ..................................................... 414
Assist grip ................................................ 432
Audio input
*
Audio system*
Automatic headlight leveling system ................................................... 262
Automatic High Beam ....................... 264
Automatic light control system ...... 259
Automatic transmission ..................... 244 If the shift lever cannot be
shifted from P .....................................614
M mode .................................................. 248
Paddle shift switches ........................ 247
AUX port
*
Auxiliary boxes ..................................... 408
AVS (Adaptive Variable
Suspension system) ........................... 321 Back-up light
Replacing light bulb ......................... 524
Wattage ................................................. 647
Battery.........................................................461 Battery checking.................................. 461
If the vehicle has discharged battery.................................................... 621
Preparing and checking before winter.................................... 354
Warning light....................................... 545
Blind Spot Monitor (BSM) ................341
Bluetooth
®*
Brake
Fluid .......................................................... 644
Parking brake ...................................... 255
Warning light...........................544, 546
Warning message ............................ 552
Brake assist ............................................ 320
Break-in tips ............................................. 216
Brightness control Instrument panel li ght control ...... 100
BSM (Blind Spot Monitor) .................341 Blind Spot Monitor function ........ 348
Rear Cross Traffic Alert function ............................................... 352
B
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.
sec_10-02.fm Page 673 Friday, July 11, 2014 7:01 PM

675Alphabetical index
GS350_250_OM_OM30E16E_(EE)
Cruise controlCruise control .....................................285
Dynamic radar cruise control .....289
Cup holders ............................................406
Curtain shield airbags ........................... 45
Customizable features ........................ 651
DAB (Digital Audio Broadcast)
*
Daytime running light system ......... 262
Defogger Front windshield ................................ 380
Outside rear view mirrors.............396
Rear window ........................................396
Differential Front differential.................................. 644
Rear differential ................................... 644
Digital Audio Broadcast (DAB)
*
Dimension................................................ 632
Display
12.3-inch display ................................ 367
Dynamic radar cruise control .....289
LKA (Lane-Keeping Assist) ........ 309
Multi-information display ................ 102
Trip information ................................... 103
Warning message.............................552
Do-it-yourself maintenance ............. 447
Door courtesy lights Location..................................................399
Wattage.................................................. 647 Door lock
Doors........................................................... 171
Smart entry & start system ............. 127
Wireless remote control .................155
Doors............................................................ 171 Automatic door locking and
unlocking system ............................. 173
Door glasses........................................ 204
Door lock .................................................. 171
Open door warning buzzer ............ 131
Open door warning light .............. 547
Outside rear view mirrors .............. 199
Rear door child-protector ............. 172
Driver’s seat position memory ......... 186
Driving position memory ................ 187
Memory recall function ....................189
Power easy access system.............186
Driving ........................................................ 214
Break-in tips........................................... 216
Correct posture .................................... 36
Driving mode select switch............ 315
Procedures............................................. 214
Winter drive tips ................................ 354
Dynamic radar cruise control ......... 289
Function.................................................. 289
Warning message ............... 555, 562
DVD player
*
D
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.
sec_10-02.fm Page 675 Friday, July 11, 2014 7:02 PM

676Alphabetical index
GS350_250_OM_OM30E16E_(EE)
Eco drive mode ...................................... 315
Eco Driving Indicator .................. 108, 112
Electric Power Steering (EPS)......... 321Function .................................................... 321
Warning light .......................................546
Warning message.............................557
Electronic key...........................................122
Battery-saving function.....................133
If the electronic key does not operate properly ............................. 618
Replacing the battery...................... 489
Emergency, in case of If a warning buzzer sounds .......... 544
If a warning light turns on...............544
If a warning message is
displayed ............................................552
If the battery is discharged ..............621
If the electronic key does not operate properly ............................. 618
If the engine will not start .................612
If the parking brake cannot be released......................................... 615
If the shift lever cannot be
shifted from P .....................................614
If you have a flat tire .............. 577, 592
If you think something is wrong............................................... 542
If your vehicle becomes stuck.....628
If your vehicle has to be stopped in an emergency..........535
If your vehicle needs to
be towed.............................................536
If your vehicle overheats ................625 Emergency brake signal......................321
Emergency flashers............................. 534
Emergency tire puncture
repair kit ................................................ 592
Engine ....................................................... 634 Accessory mode ............................... 238
Compartment ..................................... 454
Engine switch .......................................237
Hood ....................................................... 450
How to start the engine ..................237
Identification number....................... 633
If the engine will not start ................. 612
Ignition switch (engine switch)................................. 237
Overheating ........................................ 625
Engine compartment cover ............. 455
Engine coolant....................................... 459 Capacity................................................. 642
Checking ............................................... 459
Preparing and checking
before winter.................................... 354
Engine coolant temperature
gauge ........................................................ 99
Engine immobilizer system ................. 80
Engine oil ................................................. 456 Capacity................................................. 635
Checking ............................................... 456
Oil level warning message........... 562
Oil pressure warning message ............................................. 553
Preparing and checking before winter.................................... 354
E
GS350_250_OM_OM30E16E_(EE).book Page 676 Tuesday, July 8, 201 4 7:11 PM

677Alphabetical index
GS350_250_OM_OM30E16E_(EE)
Engine switch ......................................... 237
EPS (Electric Power Steering)......... 321Function .................................................... 321
Warning light .......................................546
Warning message.............................557
First-aid kit storage net.......................409
Flat tire Vehicles with a spare tire .............. 577
Vehicles without a spare tire .......592
Floor mats ................................................... 34
Fluid Automatic transmission ..................643
Brake........................................................ 644
Washer ...................................................465
Fog lights .................................................. 270 Replacing light bulbs............. 517, 530
Switch ...................................................... 270
Wattage.................................................. 647
Follow me home system ....................260
Footwell light ..........................................399
Front air conditioning system ............371
Front fog lights ....................................... 270 Replacing light bulbs............. 517, 530
Switch ...................................................... 270
Wattage.................................................. 647
Front personal lights ........................... 400
Front position lights.............................. 259 Light switch ........................................... 259
Replacing light bulbs....................... 530
Welcome light illumination
control.................................................... 127 Front seats .................................................182
Adjustment ............................................. 182
Cleaning ................................................ 440
Correct driving posture.................... 36
Driving position memory ................186
Head restraints ..................................... 192
Power easy access system.............186
Seat heaters............................................ 419
Seat position memory .......................186
Seat ventilators ..................................... 419
Front turn signal lights ........................ 253 Replacing light bulbs .............. 519, 521
Turn signal lever................................. 253
Wattage ................................................. 647
Fuel ............................................................. 280 Capacity................................................. 634
Fuel gauge ............................................... 99
Fuel pump shut off system ............ 543
Information............................................ 648
Refueling ................................................ 280
Type .............................................280, 634
Warning light....................................... 547
Warning messages .......................... 565
Fuel filler door ........................................ 280
Refueling ................................................ 280
When the fuel filler door cannot be opened......................... 283
Fuel pump shut off system ................ 543
Fuses .......................................................... 492
F
GS350_250_OM_OM30E16E_(EE).book Page 677 Wednesday, July 9, 2 014 9:18 AM

678Alphabetical index
GS350_250_OM_OM30E16E_(EE)
Gauges ........................................................ 99
Gear Shift Indicator .............................250
Glove box ................................................404
Glove box light ......................................404
Hands-free system (for cellular phone)
*
Head restraints ....................................... 192
Headlight cleaner ................................. 279
Headlights................................................ 259 Adaptive Front-lighting System (AFS) .....................................261
Automatic High Beam system .................................................. 264
Discharge headlights precautions........................................ 532
Follow me home system ................260
Headlight leveling warning message............................................. 556
Light switch ........................................... 259
Replacing light bulbs....................... 530
Wattage.................................................. 647
Head-up display .......................................110
Heaters .......................................................371 Air conditioning system.................... 371
Heated steering wheel...................... 417
Outside rear view mirrors.............396
Seat heaters ............................................419
Hill-start assist control ........................328 Hood.......................................................... 450
Open ....................................................... 450
Warning message ............................ 559
Hooks
Cargo hooks ....................................... 409
Coat hooks............................................. 431
Luggage hook .................................... 409
Retaining hooks (floor mat) .............34
Utility hook............................................ 433
Horn ........................................................... 258
Identification ........................................... 633 Engine ..................................................... 633
Vehicle.................................................... 633
Ignition switch (engine switch)........ 237
Illuminated entry system..................... 401
Immobilizer system................................. 80
Indicators .....................................................97
Initialization
Moon roof............................................... 210
Power windows ................................. 205
Tire pressure warning system.................................................. 469
Initiators (tire pressure warning system).................................................... 481
Inside door handle lights ................... 399
Inside rear view mirror .........................196
Instrument panel light control .......... 100
Interior lights........................................... 399
Intrusion sensor and tilt sensor .......... 89
ISOFIX rigid anchors ............................ 70
G
H
I
GS350_250_OM_OM30E16E_(EE).book Page 678 Wednesday, July 9, 2 014 9:19 AM