navigation system Lexus IS250 2012 Using the air conditioning system and defogger / LEXUS 2012 IS250,IS350 (OM53A87U) User Guide

294
3-4. Using the hands-free phone system (for mobile phones)
Hands-free system for mobile phones
The hands-free system is a function that allows you to use your mobile
phone without touching it.
This system supports Bluetooth
® mobile phones. Bluetooth® is a wireless
data system that allows the mobile phone to wirelessly connect to the
hands-free system and make/receive calls.
Vehicles with a navigation system
Owners of models equi pped with a navigation system should refer to
the “Navigation System Owner's Manual”.
Vehicles without a navigation system
Ti t l ePa g e
Using the hands-free systemP. 2 9 8
Making a phone callP. 3 0 6
Setting a mobile phoneP. 3 1 0
Security and system setupP. 3 1 5
Using the phone bookP. 3 1 9

447
4-3. Do-it-yourself maintenance
4
Maintenance and care
9ACC7. 5 A
Clock, air conditioning system, audio,
navigation system, outside rear view
mirrors, Lexus parking assist monitor,
glove box light, console box light, mul-
tiplex communication system, display,
smart access system with push-but-
ton start
10CIG15 ACigarette lighter
11PWR OUTLET15 APo w e r o u t l e t
12RR DOOR RH20 APo w e r w i n d o w s
13FR DOOR RH20 A
Power windows, outside rear view
mirrors, multiplex communication sys-
tem
14AM27. 5 AStarting system
15RH-IG7. 5 A
Seat belts, intuitive parking assist,
automatic transmission, seat heater
and ventilator, windshield wiper de-
icer
16FR S/HTR RH15 ASeat heaters and ventilators
17ECU-IG RH10 A
Power seats, smart access system with
push-button start, AWD system, out-
side rear view mirrors, VDIM, air con-
ditioning system, electric tilt and
telescopic steering, power windows,
navigation system, multiplex commu-
nication system
FuseAmpereCircuit

5
When trouble arises
499
5-2. Steps to take in an emergency
CAUTION
■When the spare tire is attached
The vehicle speed may not be correctly detected, and the following systems may
not operate correctly:
●ABS & brake assist
●VSC
●TRAC
●EPS
●VDIM
●Navigation system (if equipped)
●Intuitive parking assist (if equipped)
●Cruise control
Also, not only can the following system not be utilized fully, it may actually negatively
effect the drive-train components:
●AWD system (if equipped)

Index
575
Abbreviation list .................... 576
Alphabetical index ................. 578
What to do if... ....................... 590
For vehicles with a navigation system, refer to the “Naviga-
tion System Owner’s Manual ” for information regarding
the equipment listed below.
• Navigation system
• Audio/video system
• Air conditioning
• Rear window and outside rear view mirror defogging
• Climate control
• Rear view monitor system
• Intuitive parking assist

579
Alphabetical index
Back-up lightsWattage ................................................. 536
Battery Checking ...............................................408
If the vehicle has a discharged battery................................................... 510
Preparing and checking before winter .................................... 206
Bluetooth
® audio* ............................... 276
Bluetooth® phone*..............................294
Bottle holders ........................................ 334
Brake Fluid .......................................................... 406
Parking brake ........................................155
Brake assist ............................................... 196
Care Exterior ................................................... 378
Interior..................................................... 382
Seat belts ............................................... 383
Cargo capacity ..................................... 202
Cargo hooks ...........................................357
CD changer* .......................................... 237
CD player* .............................................. 237
Chains ....................................................... 206 Child restraint system
Booster seats, definition .................... 114
Booster seats, installation ................. 121
Convertible seats, definition ............ 114
Convertible seats, installation ......... 121
Front passenger occupant classification system ....................... 109
Infant seats, definition .......................... 114
Infant seats, installation ....................... 121
Installing CRS with LATCH anchors ................................................... 119
Installing CRS with seat belts .......... 121
Installing CRS with top straps........124
Child safety Airbag precautions ............................ 104
Battery precautions .................410, 512
Child restraint system ......................... 114
Child-protectors ................................... 49
How your child should wear the seat belt ..........................................68
Installing child restraints..................... 118
Moon roof precautions......................86
Power window lock switch ............. 80
Power window precautions ............ 82
Removed electronic key battery precautions .......................434
Seat belt comfort guide .....................66
Seat belt extender precautions...... 70
Seat belt precautions ..........................69
Seat heater precautions..... 347, 350
Trunk precautions................................. 54
B
C
*: For vehicles with a navigation system, refe r to the “Navigation System Owner’s Manual”.

581
Alphabetical index
If you have a flat tire ........................ 492
If you lose your keys ........................ 504
If you think something is wrong................................................... 469
If your vehicle becomes stuck ......516
If your vehicle has to be stopped in an emergency.............................. 518
If your vehicle needs to be towed ................................................... 463
If your vehicle overheats.................. 513
Emergency flashers Switch ...................................................... 462
Engine Compartment ..................................... 397
Engine switch .......................................... 141
Hood ....................................................... 394
How to start the engine...................... 141
Identification number......................... 521
If the engine will not start ................ 501
Ignition switch.......................................... 141
Overheating........................................... 513
Engine compartment cover............. 399
Engine coolant Capacity..................................................527
Checking ............................................... 404
Preparing and checking before winter .................................... 206 Engine coolant temperature
gauge....................................................... 158
Engine immobilizer system..................90
Engine oil Capacity .................................................524
Checking ................................................ 401
Preparing and checking before winter ................................... 206
EPS .............................................................. 196
Event data recorder .................................21
First-aid kit storage belt ..................... 357
Floor mat ..................................................356
Fluid Brake ....................................................... 406
Washer ...................................................... 411
Fog lights Switch.........................................................176
Wattage ................................................. 536
Footwell lights ........................................ 325
Front fog lights Switch.........................................................176
Wattage ................................................. 536
Front passenger occupant classification system .......................... 109
Front passenger's seat belt reminder light...................................... 473
F
*: For vehicles with a navigation system, refe r to the “Navigation System Owner’s Manual”.

583
Alphabetical index
I/M test ..................................................... 390
IdentificationEngine ....................................................... 521
Vehicle...................................................... 521
Ignition switch ............................................141
Illuminated entry system ................... 325
Indicator lights ......................................... 164
Initialization Items to initialize ................................. 559
Inside rear view mirror........................... 75
Interior lights Interior lights ........................................ 325
Switch .......................................................327
Wattage ................................................. 536
Jack Positioning a floor jack ................... 395
Vehicle-equipped jack ................... 492
Jack handle ..............................................492
Keyless entry ..............................................45
Keys Electronic key......................................... 28
Engine switch .......................................... 141
If the electronic key does not operate properly ............................505
If you lose your keys ........................ 504 Key number ............................................. 28
Keyless entry ........................................... 45
Keys ............................................................. 28
Mechanical key ...................................... 29
Wireless remote control key .......... 45
Light bulbs Replacing ................................................ 451
Wattage ................................................. 536
Lights Door courtesy lights .........................325
Emergency flasher switch ............. 462
Fog light switch .....................................176
Hazard light switch ........................... 462
Headlights switch................................. 172
Interior light switch ............................ 327
Outer foot lights .................................325
Overhead courtesy light ................325
Personal light switch......................... 327
Replacing light bulbs ......................... 451
Scuff lights ..............................................325
Shift lever light......................................325
Turn signal lever .................................. 154
Vanity lights .......................................... 337
Wattage ................................................. 536
Load capacity .........................................205I
J
K
L
*: For vehicles with a navigation system, refe r to the “Navigation System Owner’s Manual”.

585
Alphabetical index
Rear turn signal lightsReplacing light bulbs ......................... 451
Wattage ................................................. 536
Rear view mirror Compass ............................................... 366
Rear window defogger*.....................224
Replacing Electronic key battery ..................... 433
Fuses ........................................................ 435
Light bulbs .............................................. 451
Reporting safety defects for U.S. owners ......................................... 562
Safety Connect ..................................... 370
Scuff lights ............................................... 325
Seat belts Adjusting the seat belt ....................... 66
Automatic locking retractor.............67
Child restraint system installation ............................................. 118
Cleaning and maintaining the seat belts..................................... 383
Emergency locking retractor ..........67
How to wear your seat belt............. 65
How your child should wear the seat belt.......................................... 68
Pregnant women, proper seat belt use..........................67
Reminder light......................................473
Seat belt extenders .............................. 68
Seat belt pretensioners...................... 66 Seat heaters ..........
...................... 345, 348
Seat ventilators ......................................348
Seating capacity ....................................205
Seats Adjustment ...............................................56
Adjustment precautions .................... 57
Child seats/child restraint system installation.............................. 118
Cleaning .................................................382
Driver’s seat position memory ...... 58
Head restraint ......................................... 62
Properly sitting in the seat ................96
Seat heaters ............................. 345, 348
Ventilated seats ................................. 348
Service reminder indicators ............. 164
Shift lever Automatic transmission ................... 146
If the shift lever cannot be shifted from P .................................. 503
Manual transmission ......................... 152
Shift lever lights...................................... 325
Shift lock system ................................... 503
Shopping bag hooks............................ 357
Side airbags................................................98
Side marker lights Switch......................................................... 172
Side mirror Adjusting and folding...........................77
Mirror position memory ................... 58
“SOS” button .......................................... 370
S
*: For vehicles with a navigation system, refe r to the “Navigation System Owner’s Manual”.

587
Alphabetical index
Tire informationGlossary ................................................ 546
Size ........................................................... 543
Tire identification number ............. 543
Uniform tire quality grading......... 544
Tires Chains ..................................................... 206
Checking ................................................. 412
If you have a flat tire.......................... 492
Inflation pressure ................................424
Inflation pressure sensor.................. 414
Information.............................................. 541
Replacing............................................... 492
Rotating tires .......................................... 412
Size ............................................................. 531
Snow tires.............................................. 206
Tools ...........................................................492
Total load capacity............................... 205
Towing Dinghy towing............................... 211, 212
Emergency towing ........................... 463
Trailer towing......................................... 210
TRAC .......................................................... 196
Traction control ...................................... 196
Transmission shift switches ................ 149
Trip meter..................................................158 Trunk
Extending trunk space ....................354
Opener ...................................................... 52
Trunk light Trunk light ................................................. 53
Wattage ................................................. 536
Turn signal lights Replacing light bulbs ......................... 451
Switch........................................................ 154
Wattage ................................................. 536
USB port* .................................................... 260
Vanity lights Vanity lights .......................................... 337
Wattage ................................................. 536
Vanity mirrors ........................................ 337
VDIM .......................................................... 196
Vehicle dynamics integrated management ........................................ 196
Vehicle identification number .......... 521
Vehicle stability control....................... 196
Ventilators ...............................................348
Voice command switch* ...................298
VSC............................................................. 196
U
V
*: For vehicles with a navigation system, refe r to the “Navigation System Owner’s Manual”.

589
Alphabetical index
WeightCargo capacity .................................. 202
Load limits ............................................. 205
Weight .................................................... 520
Wheels ..................................................... 428
Window glasses ...................................... 80
Window lock switch............................... 80
Windows Power windows .................................... 80
Rear window defogger ...................224
Washer ..................................................... 178
Windshield wipers ................................. 178
Windshield wiper de-icer ..................225
Wireless remote control key Replacing the battery ...................... 433
WMA disc* .............................................244
*: For vehicles with a navigation system, refe r to the “Navigation System Owner’s Manual”.