warning lights Lexus IS250 2008 User Guide

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08_IS350/250_U_(L/O_0708)
5-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer sounds...
Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
The following warning indicates a possible problem in the brake system.
Immediately stop the vehicle in a safe place and contact your Lexus
dealer.
*: Parking brake engaged warning buzzer:
→P. 3 7 3
Warning lightWarning light/Details
(U.S.A.)

(Canada)
Brake system warning light (warning buzzer)*
•Low brake fluid
• Malfunction in the brake booster systemThis light also comes on when the parking brake is not
released. If the light turns off after the parking brake is fully
released the system is operating normally.
Calmly perform the following actions if any of the warning lights turn on or
flash. If a light turns on or flashes, but then turns off, this does not necessar-
ily indicate a malfunction in the system.

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08_IS350/250_U_(L/O_0708)
Alphabetical index
Alphabetical index
A/C ............................................................. 192
ABS.............................................................. 170
AFS .............................................................. 144
Adaptive front lighting system ......... 144
Air conditioning filter .......................... 322
Air conditioning systemAir conditioning filter ....................... 322
Automatic air conditioning system .................................................... 192
Airbags
Airbag operating conditions.............81
Airbag precautions for your child.......................................................... 85
Airbag warning light ..........................361
Curtain shield airbag operating conditions.............................................. 82
Curtain shield airbag precautions ..........................................85
Front passenger occupant classification system......................... 90
General airbag precautions ...........85
Locations of airbags............................ 79
Modification and disposal of airbags .................................................... 89
Proper driving posture ............. 77, 85
Side airbag operating conditions.............................................. 82
Side airbag precautions ....................85
SRS airbags ............................................. 79
Alarm ............................................................ 74
Antenna ................................................... 208
Anti-lock brake system ....................... 170
Armrest.....................................................255
Ashtrays ....................................................248
Audio input ..............................................228 Audio system
Antenna.................................................. 208
Audio input........................................... 228
Audio visual input.............................. 228
AUX adapter ...................................... 228
CD player/changer ............................. 211
MP3/WMA disc..................................217
Optimal use ..........................................225
Portable music player ..................... 228
Radio ....................................................... 204
Steering wheel audio switch.........229
Audio visual input ................................. 228
Automatic air conditioning system ......................................................192
Automatic headlight leveling system ......................................................145
Automatic light control system.........143
Automatic transmission Automatic transmission ....................122
If the shift lever cannot be shifted from P....................................392
S mode ..................................................... 124
AUX adapter ......................................... 228
Back-up lights Wattage ................................................. 420
Battery Checking............................................... 302
If the vehicle has discharged battery ..................................................397
Preparing and checking before winter...................................... 183A
B

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Alphabetical index
08_IS350/250_U_(L/O_0708)
Cup holder .............................................. 239
Curtain shield airbags............................ 79
Customizable features .......................436
Daytime running light system ........... 144
DefoggerRear window........................................200
Side mirror ............................................200
Dimension ................................................406
Dinghy towing .............................. 188, 189
Display Dynamic radar crui se control ...... 155
Satellite switch mode ....................... 245
Trip information ................................... 140
Warning message............................. 369
Do-it-yourself maintenance .............286
Door courtesy lights Door courtesy lights........................... 231
Wattage.................................................. 420
Door pockets........................................... 241
Doors Door glasses ........................................... 64
Door lock................................. 22, 34, 37
Side mirrors ............................................... 61
Driver's seat belt reminder light ..... 362
Driving Correct posture ..................................... 77
Procedures ............................................ 108
Driving position memory ...................... 46 Electric power steering........................170
Electronic key
If the electronic key does not operate properly............................ 394
Emergency, in case of If the engine will not start ................. 391
If the shift lever cannot be shifted from P....................................392
If the vehicle has discharged battery ..................................................397
If the warning buzzer sounds...... 360
If the warning light turns on.......... 360
If the warning message is displayed ............................................ 369
If you have a flat tire ........................ 382
If you lose your keys ........................ 393
If you think something is wrong .................................................. 356
If the electronic key does not operate properly............................ 394
If your vehicle becomes stuck .... 402
If your vehicle needs to be towed ................................................... 350
If your vehicle overheats................400
Engine Compartment ......................................292
Engine switch .......................................... 117
Hood ....................................................... 289
How to start the engine ..................... 117
Identification number ...................... 407
If the engine will not start ................. 391
Ignition switch ......................................... 117
Overheating ........................................400
Engine compartment cover ............. 294
D
E

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Alphabetical index
08_IS350/250_U_(L/O_0708)
Vanity lightsVanity lights .......................................... 243
Wattage.................................................. 420
Vanity mirrors ........................................ 243
VDIM .......................................................... 170
Vehicle dynamics integrated
management ........................................ 170
Vehicle identification number .........407
Vehicle stability control....................... 170
Ventilators ...............................................253
VSC ............................................................. 170
Warning buzzers Brake system .......................................360
Open door .......................................... 362
Seat belt reminder............................. 362
Warning lights Anti-lock brake system.....................361
Brake assist system.............................361
Brake system .......................................360
Charging system .................................361
Electric power steering
warning light .......................................361
Low fuel level ....................................... 362
Malfunction indicator lamp.............361
Master warning light ........................ 362
Open door ........................................... 362
Pre-collision system ...........................361
Pretensioners.........................................361
Seat belt reminder light .................. 362
SRS airbags ............................................361
Tire pressure warning
light ........................................................ 362 Warning messages
AWD system....................................... 370
Dynamic radar cruise control ....................... 370, 373
Engine oil level.....................................373
Engine oil maintenance...................373
Engine oil pressure........................... 369
Hill-start assist control ..................... 372
Hood ........................................................373
Intuitive parking assist ......... 370, 373
Moon roof..............................................373
Open door ............................................373
Parking brake.......................................373
Pre-collision system............. 370, 373
Smart access system with push-button start ........................... 378
Steering lock........................................ 370
Tire pressure warning system ................... 370, 373
Traction control...................................372
Trunk.........................................................373
Vehicle stability control................... 372
Washer fluid .........................................373
Washer
Checking............................................... 305
Preparing and checking before winter...................................... 183
Switch ........................................................ 147
Washing and waxing............................274
Weight Cargo capacity .................................... 179
Load limits............................................... 182
Weight .................................................... 406V
W

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What to do if...
08_IS350/250_U_(L/O_0708)
The warning light or indicator
light comes onP. 3 6 0If the warning light turns on
■Warning lights
or or
P. 3 6 0P. 3 6 1
P. 3 6 2
or
P. 3 6 1P. 3 6 2
P. 3 6 2P. 3 6 2
P. 3 6 1P. 3 6 1
P. 3 6 2P. 3 6 1
P. 3 6 1P. 3 6 2
Brake system warning lightMalfunction indicator lamp
“ABS” warning lightDriver’s seat belt reminder
light
Front passenger’s seat belt
reminder light
Low fuel level warning lightMaster warning light
SRS warning lightElectric power steering warning
light
Open door warning lightPre-collision system warn-
ing light
Charging system warning
lightLow tire pressure warning
light
The warning message is dis-
playedP. 3 6 9If the warning message is displayed