5
When trouble arises
525
5-2. Steps to take in an emergency
IS250C/350C_U
■The starter motor does not turn ov er, the interior lights and head-
lights do not turn on, or the horn does not sound.
One of the following may be the cause of the problem.
● One or both of the battery terminals may be disconnected.
● The battery may be discharged. ( →P. 5 3 2 )
● There may be a malfunction in the steering lock system.
Contact your Lexus dealer if the problem cannot be repaired, or if
repair procedures are unknown.
568
6-1. Specifications
IS250C/350C_U
Light bulbs
A: D4S discharge bulbs
B: H11 halogen bulbs
C: Wedge base bulbs (amber)
D: HB3 halogen bulbs
E: Wedge base bulbs (clear)
F: Double end bulbs
Light BulbsBulb No.WTy p e
Exterior
Headlights
High beam
Low/high beam (discharge bulbs)
Low beam (halogen bulbs)
9005D4S
H116035
55D
A B
Front turn signal lightsWY21W21C
Parking lights (vehicles with
halogen headlights)W5W5E
Front fog lightsH1155B
Rear turn signal lightsWY21W21C
Back-up lights92116E
Outer foot lights5E
Interior
Vanity lights1.5F
Tr u n k l i g h t5F
Interior light5E
Door courtesy lights5E
611
Alphabetical index
IS250C/350C_U
Back-up lightsWattage .................................................568
Battery Checking ................................................427
If the vehicle has a discharged battery.................................................. 532
Preparing and checking before winter .................................... 233
Bluetooth
® audio* .............................. 303
Bluetooth® phone*..............................322
Brake Fluid .......................................................... 425
Parking brake ........................................159
Brake assist ............................................... 214
Care
Exterior ................................................... 396
Interior.......................................................401
Seat belts ............................................... 402
Cargo capacity ......................................229
Cargo hooks ...........................................375
CD changer* ..........................................264
CD player* ..............................................264
Chains....................................................... 233 Child restraint system
Booster seats, definition ...................122
Booster seats, installation ................129
Convertible seats, definition ........... 122
Convertible seats, installation ........129
Front passenger occupant
classification system ......................... 117
Infant seats, definition ......................... 122
Infant seats, installation ......................129
Installing CRS with LATCH
anchors .................................................. 127
Installing CRS with seat belts .........129
Installing CRS with top straps........132
Child safety
Airbag precautions .............................. 112
Battery precautions ..............429, 534
Child restraint system ........................ 122
How your child should wear the seat belt .......................................... 73
Installing child restraints....................126
Power window lock switch ..............83
Power window precautions ........... 85
Removed electronic key battery precautions....................................... 450
Seat belt guide.......................................... 71
Seat belt extender precautions...... 75
Seat belt precautions .......................... 74
Seat heater precautions.................. 373
Trunk precautions................................. 53
B
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.
C
612
Alphabetical index
IS250C/350C_U
Cigarette lighter....................................370
CleaningExterior ...................................................396
Interior ...................................................... 401
Seat belts................................................ 402
Clock .........................................................365
Compass ..................................................384
Condenser .............................................. 425
Console box .......................................... 358
Cooling system
Engine overheating ..........................536
Cornering assist sensors .................. 208
Cruise control Cruise control ...................................... 190
Dynamic radar crui se control .......194
Cup holder ..............................................359
Customizable features ...................... 586 Daytime running light system ............178
Defogger*
Rear window ......................................... 251
Side mirror.............................................. 251
Dimension ............................................... 552
Dinghy towing........................................ 238
Display Dynamic radar crui se control....... 194
Satellite switch mode....................... 366
Trip information.....................................172
Warning message ............................500
Do-it-yourself maintenance .............. 410
Door courtesy lights Door courtesy lights ........................ 354
Wattage ................................................. 568
Doors
Door lock .................................32, 44, 47
Door windows........................................82
Side mirrors.............................................. 79
Driver's seat belt reminder light ..... 493
Driving Correct posture................................... 104
Procedures............................................. 138
Driving position memory........................ 61D
615
Alphabetical index
IS250C/350C_U
HeadlightsDischarge headlight
precautions ....................................... 479
Replacing light bulbs .......................468
Switch ........................................................ 176
Wattage .................................................568
Heaters Seat heaters...........................................372
Side mirror .............................................. 251
Hill-start assist control ....................... 220
Hood ........................................................... 413
Hooks
Cargo ...................................................... 375
Shopping bag...................................... 375
Horn............................................................. 160 I/M test......................................................409
Identification
Engine..................................................... 553
Vehicle ................................................... 553
Ignition switch...........................................147
Illuminated entry system ....................354
Indicator lights..........................................167
Initialization Items to initialize ................................ 590
Inside rear view mirror .......................... 78
Interior lights Interior lights .........................................354
Switch...................................................... 355
Wattage ................................................. 568
Jack Positioning a floor jack ......................414
Vehicle-equipped jack .................... 513
Jack handle............................................... 513
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.
I
J
616
Alphabetical index
IS250C/350C_U
Keyless entry.............................................. 44
KeysElectronic key......................................... 28
Engine switch......................................... 147
If the electronic key does not operate properly ............................528
If you lose your keys......................... 527
Key number ............................................. 28
Keyless entry ........................................... 44
Keys ............................................................. 28
Mechanical key...................................... 29
Wireless remote control key .......... 44
Light bulbs Replacing...............................................468
Wattage................................................. 568
Lights Door courtesy lights......................... 354
Emergency flasher switch ............. 482
Fog light switch.................................... 180
Hazard light switch ........................... 482
Headlights switch ................................ 176
Interior light switch............................355
Outer foot lights ................................. 354
Personal light switch ........................355
Replacing light bulbs........................468
Scuff lights.............................................. 354
Shift lever light ..................................... 354
Turn signal lever .................................. 158
Vanity lights .......................................... 364
Wattage................................................. 568
Load capacity ......................................... 232 “MAINT REQD” message reset ... 405
Maintenance
Do-it-yourself ma intenance........... 410
General maintenance..................... 406
Maintenance data ............................. 552
Maintenance requirements.......... 404
Meter Instrument panel light control ....... 162
Meters.........................................................161
Micro dust and pollen filter* ............ 246
Mirrors Inside rear view mirror .......................78
Side mirror heater............................... 251
Side mirrors.............................................. 79
Vanity mirrors ..................................... 364
MP3 disc*.................................................. 271
Multi-information display ..................... 171
Noise from under vehicle ......................19K
L
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