warning lights Lexus IS F 2014 User Guide

447
4-3. Do-it-yourself maintenance
4
Maintenance and care
IS F_U■
Driver’s side instrument panel
FuseAmpereCircuit
1FR P/SEAT LH30 APo w e r s e a t
2A/C7. 5 AAir conditioning system
3MIR HTR15 AOutside rear view mirror defoggers
4TV NO. 110 ADisplay
5FUEL OPEN10 AFuel filler door opener
6TV NO. 27. 5 A
7PSB30 APre-collision seat belt
8S/ROOF25 AMoon roof
9TA I L10 ATail lights, license plate lights, rear side
marker lights
10PA N E L7. 5 A
Switch illumination, air conditioning
system, display, cigarette lighter illumi-
nation, shift lever light, instrument
panel lights
11RR FOG7. 5 A
12ECU-IG LH10 A
Cruise control, air conditioning sys-
tem, electric power steering, shift lock
system, moon roof, tire inflation pres-
sure warning system

5
When trouble arises
469
IS F_U
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. 4 8 3
Warning lightWarning light/Details
(U.S.A.)

(Canada)
Brake system warning light (warning buzzer)*
• Low brake fluid
• Malfunction in the brake booster system
This 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.

5
When trouble arises
479
5-2. Steps to take in an emergency
IS F_U
If a warning message is displayed
If a warning is shown on the multi-information display, stay calm and per-
form the following actions:
Master warning light
The master warning light also
comes on or flashes in order to
indicate that a message is cur-
rently being displayed on the
multi-information display.
Multi-information display
If any of the warning lights turns on again after performing the follow-
ing actions, contact your Lexus dealer.

570
IS F_U
Alphabetical index
Alphabetical index
A/C* .......................................................... 224
ABS.............................................................. 201
ACCESSORY mode .......................... 138
Air conditioning filter ..........................434
Air conditioning systemAir conditioning filter ....................... 434
Automatic air conditioning system .................................................. 224
Airbags Airbag operating conditions........... 99
Airbag precautions for your child........................................................ 103
Airbag warning light ........................ 470
Curtain shield airbag operating conditions.............................................. 99
Curtain shield airbag
precautions ........................................ 103
Front passenger occupant
classification system....................... 108
General airbag pr ecautions ......... 103
Locations of airbags............................ 96
Modification and disposal of airbags ...................................................107
Proper driving posture ............94, 103
Side airbag operating conditions.............................................. 99
Side airbag precautions .................. 103
SRS airbags ............................................. 96
Alarm ............................................................90
Antenna* .................................................. 242
Anti-lock brake system ....................... 201
Armrest .....................................................356
Ashtrays ..................................................... 351
Assist grips...............................................360
Audio input*............................................ 279
Audio system* Antenna .................................................. 242 Audio input............................................279
AUX port ...............................................279
Bluetooth
® audio ............................. 284
CD player/changer ......................... 245
iPod .......................................................... 260
MP3/WMA disc................................252
Optimal use .......................................... 277
Portable music player ...................... 279
Radio ........................................................ 237
Steering wheel audio switch.......... 281
USB memory ...................................... 268
USB port ...................................260, 268
Automatic air conditioning system* .................................................. 224
Automatic headlight leveling system ......................................................169
Automatic light control system.........166
Automatic transmission Automatic transmission ................... 142
If the shift lever cannot be shifted from P................................... 503
M mode ................................................... 147
AUX port* .............................................. 279
Auxiliary box .......................................... 344
Back-up lights Wattage ................................................. 528
Battery
Checking................................................. 413
If the vehicle has a discharged battery .................................................508
Preparing and checking
before winter...................................... 218
Bluetooth
® audio* ............................... 284
Bluetooth® phone* .............................303
Bottle holders ......................................... 344
A
B

572
Alphabetical index
IS F_U
Daytime running light system ........... 168
Defogger*Rear window........................................ 232
Side mirrors .......................................... 232
Dimension ................................................. 518
Dinghy towing ......................................... 221
Display Dynamic radar crui se control ........ 181
Satellite switch mode .......................348
Trip information .................................... 162
Warning message............................. 479
Do-it-yourself maintenance ............. 397
Door courtesy lights Door courtesy lights......................... 334
Wattage..................................................528
Door pockets..........................................344
Doors Door lock.................................32, 43, 46
Door windows ....................................... 78
Side mirrors ............................................. 76
Driver's seat belt reminder light ..... 472
Driving Correct posture .................................... 94
Procedures .............................................128
Driving position memory ...................... 56
Electric power steering ....................... 201
Electronic key If the electronic key does not operate properly ........................... 505
Emergency flashers Switch ......................................................460
Emergency, in case of If a warning message is
displayed ............................................ 479 If the electronic key does not
operate properly............................505
If the engine will not start ............... 502
If the shift lever cannot be shifted from P................................... 503
If the vehicle has a discharged
battery .................................................508
If the warning buzzer sounds...... 469
If the warning light turns on.......... 469
If you have a flat tire ........................ 493
If you lose your keys ........................ 504
If you think something is
wrong ...................................................467
If your vehicle becomes stuck ...... 514
If your vehicle has to be stopped in an emergency ...........515
If your vehicle needs to be towed ..................................................... 461
If your vehicle overheats....................511
Engine
ACCESSORY mode....................... 138
Compartment ..................................... 403
Engine switch ........................................ 138
Hood ....................................................... 400
How to start the engine ................... 138
Identification number ........................ 519
If the engine will not start ............... 502
Ignition switch ....................................... 138
Overheating ............................................511
Engine compartment cover ............. 404
Engine coolant Capacity ................................................ 523
Checking............................................... 409
Preparing and checking
before winter...................................... 218D
E

578
Alphabetical index
IS F_U
TiresChains .......................................................218
Checking ................................................. 417
If you have a flat tire.......................... 493
Inflation pressure................................ 428
Inflation pressure sensor.................. 417
Information............................................ 532
Replacing............................................... 493
Rotating tires .......................................... 417
Size ........................................................... 527
Snow tires ................................................218
Tools ...........................................................493
Total load capacity .................................217
Towing
Dinghy towing ....................................... 221
Emergency towing .............................461
Trailer towing....................................... 220
TRAC.......................................................... 201
Traction control ...................................... 201
Transmission shift switches .......145, 147
Trip meter ................................................. 154
Trunk
Extending trunk space .................... 357
Opener ........................................................ 51
Trunk light Trunk light................................................. 52
Wattage..................................................528 Turn signal lights
Replacing light bulbs ....................... 454
Switch.......................................................... 151
Wattage ................................................. 528
USB port* .................................... 260, 268
Vanity lights Vanity lights.......................................... 346
Wattage ................................................. 528
Vanity mirrors ........................................ 346
VDIM.......................................................... 201
Vehicle data recordings ......................... 21
Vehicle dynamics integrated management ........................................ 201
Vehicle identification number .......... 519
Vehicle stability control ...................... 201
Voice command switch .....................308
VSC ............................................................ 201
Warning buzzers
Brake system....................................... 469
Open door ........................................... 472
Seat belt reminder ............................. 472
U
V
W

579
Alphabetical index
IS F_U
Warning lightsAnti-lock brake system .................. 470
Brake assist system .......................... 470
Brake system ....................................... 469
Charging system ............................... 470
Electric power steering system
warning light ..................................... 470
Low fuel level........................................472
Malfunction indicator lamp .......... 470
Master warning light .........................472
Open door ............................................472
Pre-collision system ......................... 470
Pretensioners ...................................... 470
Seat belt reminder light ...................472
SRS airbags .......................................... 470
Tire pressure warning
light.........................................................472 Warning messages
Automatic transmission
fluid ....................................................... 483
Dynamic radar
cruise control.........................481, 483
Engine oil level ................................... 483
Engine oil maintenance ................. 483
Engine oil pressure .......................... 480
Engine oil temperature .................. 480
Headlight................................................. 481
Hood ....................................................... 483
Intuitive parking assist ...........481, 483
Moon roof ............................................ 483
Open door ........................................... 483
Parking brake ..................................... 483
Pre-collision system...............481, 483
Smart access system with push-button start ........................... 489
Steering lock.......................................... 481
Trunk ....................................................... 483
Washer fluid ........................................ 483
Washer
Checking ................................................ 416
Preparing and checking before winter ..................................... 218
Switch.........................................................172
Washing and waxing ...........................384
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.

582
What to do if...
IS F_U
A warning light or indicator
light comes onP. 4 6 9If a warning light turns on or a warning
buzzer sounds...
■Warning lights
or or
P. 4 6 9P. 4 7 0
P. 4 7 2
or
P. 4 7 0P. 4 7 2
P. 4 7 2P. 4 7 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