warning lights Lexus GS350 2011 User Guide

538
5-2. Steps to take in an emergency
GS_G_U (OM30C11U)
October 28, 2011 5:15 pm
■If the malfunction indicator lamp comes on while driving
First check the following:
●Is your vehicle low on gas?
If it is, refuel the vehicle immediately.
●Is the fuel tank cap loose?
If it is, tighten it securely.
The light will go off after taking several driving trips.
If the light does not go off even after several trips, contact your Lexus dealer as soon
as possible.
■Front passenger detection sensor and passenger seat belt reminder
●If luggage is placed on the front passenger seat, the front passenger detection
sensor may cause the warning light to flash, even if a passenger is not sitting in
the seat.
●If a cushion is placed on the seat, the sensor may not detect a passenger, and the
warning light may not operate properly.
■SRS warning light
This warning light system monitors the following:
●The airbag sensor assembly
●Front airbag sensors
●The curtain shield and rear side airbag sensors
●The side and curtain shield airbag sensors
●The front passenger occupant classification ECU
●“AIR BAG ON” and “AIR BAG OFF” indicator lights
●The pressure sensor
●The belt tension sensor
●The seat belt buckle switches
●The driver’s seat position sensor
●The inflators
●The warning light
●The interconnecting wiring and power sources

5
When trouble arises
545
5-2. Steps to take in an emergency
GS_G_U (OM30C11U)
October 28, 2011 5:15 pm
Have the vehicle inspected immediately.
A buzzer sounds and a warning message is shown on the multi-informa-
tion display. Failure to investigate the cause of the following warnings may
lead to the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by your Lexus dealer immediately.
Wa r n i n g m e s s a g eDetails
Malfunction in the automatic headlight leveling sys-
tem.
Malfunction in the rear lights system.
(Flashing)
Malfunction in the steering lock system.

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Alphabetical index
GS_G_U (OM30C11U)
October 28, 2011 5:15 pm
Daytime running light system ........... 156
DefoggerRear window........................................255
Side mirror ............................................255
Dimension ............................................... 584
Dinghy towing ........................................ 224
Display Multi-information display................. 152
Touch screen ....................................... 228
Trip information ....................................153
Warning message............................. 544
Do-it-yourself maintenance ............. 442
Door courtesy lights ............................382
Door pocket............................................392
Doors Door lock...................................29, 41, 43
Rear door child protector ................ 44
Driver’s seat belt reminder light .....536
Driver’s seat position memory ...........55
Driving
Correct posture .................................... 90
Procedures ............................................. 124
DVD player/changer......................... 280
Electric power steering ....................... 199
Electronic key If the electronic key does not operate properly ...................... 571
Replacing battery .............................. 482 Emergency, in case of
If a warning light turns on .............. 534
If a warning message is displayed ............................................ 544
If the electronic key does not operate properly ..................... 571
If the engine will not start .......................................................568
If the shift lever cannot be shifted from “P” ............................... 569
If the 12 volt battery is discharged ........................................574
If you have a flat tire ............ 557, 567
If you lose your keys ........................ 570
If you think something is wrong .................................................. 530
If your vehicle becomes stuck ......581
If your vehicle has to be stopped in an emergency ............................ 582
If your vehicle needs to be
towed ................................................... 520
If your vehicle overheats................ 578
Engine ACCESSORY mode....................... 134
Compartment ..................................... 448
Engine (ignition) switch.................... 133
Hood ....................................................... 445
How to start the engine ................... 133
If the engine will not start ...............568
Overheating ........................................ 578
Engine compartment cover ............. 450
Engine coolant temperature gauge .......................................................145D
E

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Alphabetical index
GS_G_U (OM30C11U)
October 28, 2011 5:15 pm
Seat heaters/ventilators...................... 401
Seating capacity ......................................217
SeatsAdjustment............................................... 53
Adjustment precautions.................... 54
Child seats/child restraint
system installation ..............................113
Cleaning................................................. 433
Driver’s seat position memory....... 55
Head restraint......................................... 60
Properly sitting in the seat ................ 90
Seat heaters ......................................... 400
Service reminder indicators ............. 149
Shift lever Automatic transmission.................... 137
If the shift lever cannot be shifted from “P”................................569
Shift lock system ....................................569
Shopping bag hooks........................... 408
Side airbags................................................ 92
Side marker lights Switch ....................................................... 155
Side mirror Adjusting and folding ..........................73
Mirror position memory ................... 55
Smart access system with
push-button startAntenna location..................................... 31
Entry function.......................................... 29
Starting the engine .............................. 133
Spare tire Inflation pressure................................596
Storage location ................................ 558
Spark plug ................................................592
Specifications ........................................ 584
Speedometer........................................... 145 Steering wheel
Adjustment ...............................................70
Audio switches ....................................329
Steering wheel position
memory ................................................. 55
Storage compartment ........................390
Storage feature .....................................385
Stuck
If your vehicle becomes stuck ......581
Sun visors ................................................. 393
Switch “ENGINE START STOP”
switch ..................................................... 133
Fog light switch ....................................158
Ignition switch ....................................... 133
Light switches........................................ 155
Mode select switch ............................ 138
Power door lock switch.....................43
Power window switch ........................ 75
Tire pressure warning
reset switch ....................................... 464
Tire pressure
warning select switch .................. 466
Window lock switch ............................ 75
Wipers and washer switch............. 159
Tachometer ..............................................145
Tail lights Switch ........................................................ 155
Theft deterrent system
Alarm...........................................................87
Immobilizer system ............................. 85
Tire inflation pressure ......................... 596
T

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Alphabetical index
GS_G_U (OM30C11U)
October 28, 2011 5:15 pm
Tire informationGlossary ................................................609
Size ...........................................................605
Tire identification number .............604
Uniform Tire Quality Grading ... 607
Tires
Chains ....................................................... 219
Checking ............................................... 463
Compact spare tire ..........................558
If you have a flat tire.............. 557, 567
Inflation pressure ............................... 596
Information............................................ 602
Replacing............................................... 557
Rotating tires........................................ 463
Size ........................................................... 596
Snow tires................................................ 221
Tire pressure warning system..... 463
Tools ...........................................................557
Total load capacity................................. 217
Touch screen ......................................... 228
Towing Dinghy towing......................................224
Emergency towing ........................... 522
Trailer towing........................................223
Traction control ...................................... 199
Trip meter.................................................. 145
Trunk Opener...................................................... 48
Trunk light .................................................49
Wattage .................................................598
Turn signal lights Replacing light bulbs ......................... 512
Switch ........................................................ 142
Wattage .................................................598 Vanity lights
Vanity lights ..........................................394
Wattage................................................. 598
Vanity mirrors ........................................394
Variable gear ratio steering ............ 200
Vehicle dynamics
integrated management ................ 200
Vehicle identification number ........ 585
Vehicle load limits ..................................217
Ventilators .............................................. 400
Warning buzzers
Brake system........................................534
Downshifting ......................................... 140
Open door .......................................... 536
Seat belt reminder ............................ 536
Warning lights Anti-lock brake system .................. 535
Brake system........................................534
Charging system................................534
Electric power steering warning light .................................... 535
Electronically controlled brake system ............ 535
Low fuel level ...................................... 536
Malfunction indicator lamp .......... 535
Master warning light.........................537
Open door ........................................... 536
Pre-collision system......................... 535
Seat belt reminder light.................. 536
SRS airbags.......................................... 535
Tire pressure warning light ........... 537V
W

646
Alphabetical index
GS_G_U (OM30C11U)
October 28, 2011 5:15 pm
Warning messagesAnti-lock brake system...................535
Brake assist ...........................................535
Charging system ............................... 534
Dynamic radar cruise control ................................... 547
Engine oil level ................................... 550
Engine oil maintenance ................... 551
Engine oil pressure ........................... 544
Headlight ...............................................545
Hood........................................................549
Intuitive parking assist.............................. 546, 551, 553
Moon roof ............................................ 550
Open door ...........................................549
Parking brake ..................................... 550
Pre-collision system .............. 546, 551
Rear lights system.............................. 545
Smart access system with push-button start ............................ 554
Steering lock ...............535, 545, 556
Trunk ....................................................... 550
VGRS......................................................548
Washer fluid ........................................ 550 Washer
Checking................................................462
Preparing and checking before winter...................................... 218
Switch ........................................................ 159
Washing and waxing........................... 430
Weight Cargo capacity .................................... 213
Load limits................................................217
Weight .................................................... 584
Wheels .......................................................477
Window glasses ...................................... 43
Window lock switch ............................... 43
Windows Power windows .....................................75
Rear window defogger .................. 255
Washer..................................................... 159
Windshield wipers
Position................................................... 220
Windshield wipers.............................. 159
Windshield wiper de-icer ................. 256
Winter driving tips................................. 218
Wireless remote control key Locking/Unlocking................................41
Replacing the battery ...................... 482
WMA disc ............................................... 276

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What to do if...
GS_G_U (OM30C11U)
October 28, 2011 5:15 pm
The warning light or indicator
light comes onP. 5 3 4If a warning light turns on or a warning
buzzer sounds...
■Warning lights
or or
P. 5 3 4P. 5 3 5
P. 5 3 6
or
P. 5 3 5P. 5 3 7
P. 5 3 5P. 5 3 7
P. 5 3 6P. 5 3 5
P. 5 3 5P. 5 3 5
P. 5 3 6P. 5 3 6
P. 5 3 4P. 5 3 7
*: Electronically Controlled Brake
System
Brake system warning lightMalfunction indicator lamp
ABS warning lightDriver’s seat belt reminder
light
Front passenger’s seat belt
reminder light
ECB* warning lightTire pressure warning light
Low fuel level warning lightElectric power steering
warning light
SRS warning lightPre-collision system warn-
ing light
Open door warning lightSlip indicator
Charging system warning
lightMaster warning light