turn signal Lexus IS250 2015 Audio menu screen operation /

4497-3. Do-it-yourself maintenance
7
Maintenance and care
IS350/250_U (OM53C50U)
■Rear turn signal lightsOpen the trunk, and remove the
2 covers and 2 screws.
When removing the cover, wrap the
tip of the screwdriver with tape to
protect the vehicle from damage.
Push and pull the light unit toward
the rear of the vehicle as shown in
the illustration to remove it.
Apply protective tape to the periph-
eral of the light un it installation sur-
face on the vehicle body, such as the
rear bumper, to protect the vehicle
from damage.
Pushing on the portion A in the illus-
tration toward the rear of the vehicle
will make disengagement of the tabs
easier.
Turn the bulb base counterclock-
wise.
Remove the light bulb.
1
2
3
4

4507-3. Do-it-yourself maintenance
IS350/250_U (OM53C50U)
Install a new light bulb then install
the bulb base to the light unit by
inserting it and turning the bulb
base clockwise.
After installing the light bulb, turn on
the rear turn signal light to visually
check that there is no light leaking
from the bulb base.
Align the tabs and push the light
unit toward the front of the vehicle
to install it.
Remove the protective tape applied
to the peripheral of the light unit
installation surface on the vehicle
body.
Install the 2 screws and 2 covers.
5
6
7

4527-3. Do-it-yourself maintenance
IS350/250_U (OM53C50U)
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by your Lexus
dealer.
●Headlights
●Parking lights and daytime running lights
●Side marker lights
●Side turn signal lights
●Fog lights (if equipped)
●Outer foot lights
●Stop/tail lights
●Tail lights
●High mounted stoplight
●License plate lights
■Discharge headlights (if equipped)
If voltage to the discharge bulb s is insufficient, the bulbs may not come on, or may go out
temporarily. The discharge bulbs will come on when normal power is restored.
■LED Lights
The lights other than the discharge headlights (if equipped), front turn signal lights, rear
turn signal lights, back-up light and outer foot lights each consist of a number of LEDs. If
any of the LEDs burn out, take your vehicle to your Lexus dealer to have the light
replaced.
■Condensation build-up on the inside of the lens
Temporary condensation build-up on the inside of the headlight lens does not indicate a
malfunction. Contact your Lexus dealer for mo re information in the following situations:
●Large drops of water have built up on the inside of the lens.
●Wa t e r h a s b u i l t u p i nside the headlight.
■When replacing the front turn signal lights (vehicles with LED headlights)
When the washer fluid filler opening is removed with a large amount of washer fluid con-
tained in the washer tank, washer fluid ma y spill onto the vehicle and cleaning may be
required.
■When replacing light bulbs
 P. 443

456
IS350/250_U (OM53C50U)8-1. Essential information
Press the switch.
All the turn signals will flash.
To turn them off, press the switch once
again.
■Emergency flashers
If the emergency flashers are used for a long time while the engine is not operating, the
battery may discharge.
Emergency flashers
The emergency flashers are used to warn other drivers when the vehicle has
to be stopped in the road due to a breakdown, etc.

5219-1. Specifications
9
Vehicle specifications
IS350/250_U (OM53C50U)
Light bulbs*1
Light bulbsBulb No.WTy p e
Exterior
Discharge headlights*235A
Front turn signal lights7444NA28 /8B
Rear turn signal lights21B
Back-up lights92116C
Outer foot lights5C
Interior
Door courtesy lights1685C
Vanity lights8C
Interior light8C
Pe r s o n a l l i g h t s8C
Footwell lights1943.8C
Trunk light5C
A: D4S discharge bulbsB: Wedge base bulbs (amber)
C: Wedge base bulbs (clear)
*1: Light bulbs not listed in this table are LED bulbs.
*2: If equipped

5429-2. Customization
IS350/250_U (OM53C50U)
■Tu r n s i g n a l l e v e r ( P. 1 7 0 )
*1: After flashing the turn signal lights when turn ing left or right while this function is off
and the turn signal lever is moved to the fi rst position in the direction of the flashing
light, the turn signal lights can be selected to be flashing or off.
*2: The turn signal lights keep flashing if the tu rn signal lever is moved to the first position
in the direction of flashing light.
*3: The turn signal lights will be off if the turn signal lever is moved to the first position in
the direction of flashing light.
■Automatic light control system ( P. 1 7 3 )
FunctionDefault settingCustomized setting
The number of times the
turn signal lights flash auto-
matically when the turn sig-
nal lever is moved to the first
position during a lane
change
*1
3
5
——O7
Off*2
Off*3
123
FunctionDefault settingCustomized setting
Light sensor sensitivityStandard-2 to 2O—O
Time elapsed before head-
lights automatically turn off
after doors are closed
30 seconds
Off
O—O60 seconds
90 seconds
Welcome light illumination
controlOnOff——O
123

571Alphabetical index
IS350/250_U (OM53C50U)
Front turn signal lights ..........................170Replacing light bulbs ........... 446, 448
Turn signal lever .................................. 170
Wattage ................................................... 521
Fuel .............................................................. 188 Capacity .................................................. 514
Fuel gauge ................................................. 81
Fuel pump shut off system............ 465
Information ............................................ 522
Refueling..................................................188
Type ................................................ 188, 514
Warning light ....................................... 467
Fuel consumption Average fuel economy ...................... 87
Current fuel consumption ................ 87
Fuel filler door ......................................... 188 If the fuel filler door cannot be opened .......................... 190
Refueling..................................................188
Fuel gauge ....................................................81
Fuel pump shut off system................. 465
Fuses ............................................................441
Garage door opener .......................... 382
Gauges ..........................................................81
Gear positions ........................................ 168
Glove box .................................................. 371
Glove box light ........................................ 371 Hands-free system
(for cellular phone)............................. 319
HD Radio
® system .............................. 289
Head restraints........................................ 128
Headlights ................................................. 173 Discharge headlights precautions ....................................... 453
Light switch............................................. 173
Replacing light bulbs ....................... 452
Wattage ................................................... 521
Headlights cleaner ................................ 182
Heaters Air conditioning system .................358
Heated steering wheel ................... 366
Outside rear view mirrors ............ 362
Seat heaters .......................................... 367
Hill-start assist control ....................... 240
Hood .............................................................411 Open ...........................................................411
Hooks Cargo hooks ....................................... 374
Coat hooks ............................................ 381
Retaining hooks (floor mat)............. 26
Horn............................................................. 132
G
H

573Alphabetical index
IS350/250_U (OM53C50U)
Lane Departure Alert (LDA) ..........208
Language (multi-information display) ............... 88
LATCH anchors ...................................... 59
LDA (Lane Departure Alert) ..........208
Lever Auxiliary catch lever ............................ 411
Hood lock release lever .................... 411
Internal trunk release lever................. 111
Shift lever ................................................. 164
Tilt and telescopic steering lock release lever............................... 131
Turn signal lever .................................. 170
Wiper lever ............................................ 182
Lexus Display Audio system ............ 266
Lexus Display Audio controller...... 268
Lexus Enform
*
Lexus Enform Remote*.................... 354
Lexus Enform Safety Connect........ 390
Lexus parking assist monitor
*.......... 221
License plate lights................................. 173 Light switch .............................................173
Replacing light bulbs ........................452 Light bulbs
Replacing ............................................... 446
Wattage ................................................... 521
Lights Fog light switch ...................................... 181
Headlight switch .................................. 173
Illuminated entry system................. 369
Interior light........................................... 369
Interior lights list..................................368
Personal lights ..................................... 369
Replacing light bulbs ....................... 446
Trunk light................................................... 111
Turn signal lever ...................................170
Vanity lights ...........................................377
Wattage ................................................... 521
Lock steering column............................ 161
Low profile tire ....................................... 427
Luggage security system ..................... 110
L
*: For vehicles with a navigation system, refer to the
“NAVIGATION SYSTEM OWNER’S MANUAL”.

576Alphabetical index
IS350/250_U (OM53C50U)
Radar cruise control (dynamic radar cruise control) ..........................196
Radiator ..................................................... 418
Radio.......................................................... 289
Rear personal lights............................. 369 Wattage ................................................... 521
Rear seats ................................................... 121 Fold down the seatback .................... 121
Luggage security system .................. 110
Rear sunshade ....................................... 379 Operation ..............................................379
Reverse operation feature.............379
Rear turn signal lights ...........................170 Replacing light bulbs ........................449
Turn signal lever .................................. 170
Wattage ................................................... 521
Rear view mirror Inside rear view mirror ..................... 133
Outside rear view mirrors .............. 135 Rear window defoggers .....................362
Refueling................................................... 188
Capacity...................................................514
Fuel types.................................................514
If the fuel filler door cannot be opened .......................... 190
Opening the fuel tank cap ............. 190
Remote Touch
*
Replacing Electronic key battery ..................... 439
Fuses .......................................................... 441
Light bulbs............................................. 444
Tires ..........................................................486
Reporting safety defects for U.S. owners .................................. 548
Reset the maintenance data ............ 403
Rev indicator ............................................. 88
Rev peak ..................................................... 88
R

578Alphabetical index
IS350/250_U (OM53C50U)
Shift lever ...................................................164Automatic transmission ................... 164
If the shift lever cannot be shifted from P ........... 498
Shift lock system.................................... 498
Shift position and gear position ...........81
Side airbags ............................................... 37
Side marker lights................................... 173 Light switch .............................................173
Replacing light bulbs ........................452
Side mirrors ............................................. 135 Adjusting and folding........................ 135
BSM (Blind Spot Monitor)............ 252
Linked mirror function when reversing ................................. 136
Mirror position memory ...................123
Side turn signal lights ............................170 Replacing light bulbs ........................452
Turn signal lever .................................. 170
Slip indicator........................................... 467
Smart access system with push-button start ........................ 114 Antenna location ................................... 114
Entry functions ........................... 103, 109
Starting the engine ............................. 159 SMS (Short message service) .........327
Snow mode............................................... 165
Snow tires .................................................262
Spare tire ................................................. 486
Inflation pressure..................................519
Storage location ................................. 487
Spark plug ................................................. 516
Specifications........................................... 512
Speedometer .............................................. 81
Speed indicator........................................ 88
Steering lock ............................................. 161 Column lock release .......................... 161
Steering wheel ......................................... 131 Adjustment................................................131
Audio switches ..................................... 271
Heated steering wheel ................... 366
Power easy access system ............. 123
Steering wheel position memory .............................. 123
Stop lights Replacing light bulbs ....................... 452
Storage feature ..................................... 370
Stuck If the vehicle becomes stuck....... 509
Sun visors.................................................. 377