2015 Lexus IS250 trunk release

17Pictorial index
IS350/250_U (OM53C50U)
Multi-information display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 86
Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 86
When the warning messages are displayed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 472
Parking brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P . 172
Applying/releasing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 1 7 2
Precautions against winter season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 261
Warning buzzer/message. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 472
Turn signal lever. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P . 170
Headlight switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 173
Headlights/parking lights/tail lights/daytime running lights . . . . . . . . . . . . . . P. 173
Fog lights
*1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 181
Windshield wiper and washer switch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 182
Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 182
Adding washer fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 4 22
Warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 47 9
Emergency flasher switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 456
Trunk opener. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 109
Hood lock release lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 411
Tilt and telescopic steering control switch
*1. . . . . . . . . . . . . . . . . . . . . . . . . P. 131
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 131
Driving position memory
*1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 123
Tilt and telescopic steering lock release lever*1. . . . . . . . . . . . . . . . . . . . . P. 131
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 131
Air conditioning system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 358
Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 358
Rear window defogger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 362
Audio system*2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 266
Audio system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 266
Hands-free system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 319
Trunk opener main switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 110
*1: If equipped
*2: For vehicles with a navigation system, refer to “NAVIGATION SYSTEM OWNER’S
MANUAL”.
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1073-2. Opening, closing and locking the doors and trunk
3
Operation of each component
IS350/250_U (OM53C50U)
■Switching the door unlock function
It is possible to set which doors the entry function unlocks using the wireless remote con-
trol. Turn the engine switch off.
When the indicator light on the key surface is not on, press and hold , or
for approximately 5 seconds while pressing and holding .
The setting changes each time an operation is performed, as shown below. (When
changing the setting continuously, release th e buttons, wait for at least 5 seconds, and
repeat step .)
To prevent unintended triggering of the alarm, unlock the doors using the wireless
remote control and open and close a door once after the settings have been changed. (If
a door is not opened within 60 seconds af ter is pressed, the doors will be locked
again and the alarm will automatically be set.)
In a case that the alarm is triggered, immediately stop the alarm. (→ P. 7 1 )
■Impact detection door lock release system
In the event that the vehicle is subject to a strong impact, all the doors are unlocked.
Depending on the force of the impact or the type of accident, however, the system may
not operate.
■Using the mechanical key
The doors can also be locked and unlocked with the mechanical key. ( →P. 4 9 9 )
■Conditions affecting the operation of the smart access system with push-button start
or wireless remote control
→P. 116
■Customization
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features: →P. 5 3 7 )
1
2
2
Multi-information
displayUnlocking functionBeep
Holding the driver’s door handle
unlocks only the driver’s door.
Exterior: Beeps 3 times
Interior: Pings onceHolding the front passenger’s
door handle unlocks all the
doors.
Holding either front door handle
unlocks all the doors.Exterior: Beeps twice
Interior: Pings once

1113-2. Opening, closing and locking the doors and trunk
3
Operation of each component
IS350/250_U (OM53C50U)
■Trunk light
The trunk light turns on when the trunk is opened.
■Function to prevent the trunk being locked with the electronic key inside
●When all doors are locked, closing the trunk lid with the electronic key left inside the
trunk will sound an alarm.
In this case, the trunk lid can be opened pressing the trunk release button on the trunk
lid.
●If the spare electronic key is put in the tr unk with all the doors locked, the key confine-
ment prevention function is activated so the trunk can be opened. In order to prevent
theft, take all electronic keys with you when leaving the vehicle.
●If the electronic key is put in the trunk with all the doors locked, the key may not be
detected depending on the location of the key and the surrounding radio wave condi-
tions. In this case, the key confinement prevention function cannot be activated, causing
the doors to lock when the trunk is closed. Make sure to check where the key is before
closing the trunk.
●The key confinement prevention function cann ot be activated if any one of the doors is
unlocked. In this case, open the trunk using the trunk opener.
■Internal trunk release lever
■Using the mechanical key
The trunk can be also opened using the mechanical key. ( →P. 4 9 9 )
■If the smart access system with push-button start or the wireless remote control does
not operate properly
Use the mechanical key to unlock the trunk. ( →P. 4 9 9 )
Replace the key battery with a new one if it is depleted. ( →P. 4 3 9 )
■When leaving a key to the vehicle with a parking attendant
→P. 1 0 0
■Customization
The trunk unlocking operation can be changed. (Customizable features: →P. 5 3 7 )
The trunk lid can be open
ed by pulling the glow-
in-the-dark lever located on the inside of the
trunk lid to the side.
The lever will continue to glow for some time
after the trunk lid is closed.

1143-2. Opening, closing and locking the doors and trunk
IS350/250_U (OM53C50U)
●Locks and unlocks the doors ( →P. 1 0 3 )
●Opens the trunk ( →P. 1 0 9 )
●Starts the engine ( →P. 1 5 9 )
■Antenna location
■Effective range (areas within which the electronic key is detected)
Smart access system with push-button start
The following operations can be performed simply by carrying the electronic
key (including the card key) on your person, for example in your pocket. The
driver should always carry the electronic key.
Antennas outside the cabin
Antennas inside the cabin
Antenna inside the trunk
Antenna outside the trunk
When locking or unlocking the doors
The system can be operated when the elec-
tronic key is within about 2.3 ft. (0.7 m) of
an outside door handle. (Only the doors
detecting the key can be operated.)
When opening the trunk
The system can be operated when the elec-
tronic key is within about 2.3 ft. (0.7 m) of
the trunk release button.
When starting the engine or changing engine switch modes
The system can be operated when the electronic key is inside the vehicle.1
2
3
4

1213-3. Adjusting the seats
3
Operation of each component
IS350/250_U (OM53C50U)
Check that the luggage security sys-
tem lever in the trunk is in the unlock
position.
Pull the seatback lock release lever
and fold the seatback down.
To return the rear seatbacks to their
original position, lift them up until they
lock.
→P. 1 1 0
Rear seats (folding type)∗
∗
: If equipped
The rear seatbacks can be folded down.
Folding down the rear seatbacks
1
2
Luggage security system

1223-3. Adjusting the seats
IS350/250_U (OM53C50U)
CAUTION
Observe the following precautions. Failure to do so may result in death or serious injury.
■When folding the rear seatbacks down
●Do not fold the seatbacks down while driving.
●Stop the vehicle on level ground, set the parking brake and shift the shift lever to P.
●Do not allow anyone to sit on a folded seatback or in the trunk while driving.
●Do not allow children to enter the trunk.
■After returning the rear seatback to the upright position
●Check that the seat belts are not twisted or caught in the seatback.
●Make sure that the seatback is securely
locked in position by lightly pushing it back
and forth.
If the seatback is not securely locked, the red
marking will be visible on the seatback lock
release knob. Make sure that the red marking
is not visible.

1744-3. Operating the lights and wipers
IS350/250_U (OM53C50U)
With the headlights on, push the
lever away from you to turn on the
high beams.
Pull the lever toward you to the center
position to turn the high beams off.
Pull the lever toward you and release
it to flash the high beams once.
You can flash the high beams with the
headlights on or off.
■Daytime running light system
●To make your vehicle more visible to other drivers, the parking lights turn on automati-
cally (at an increased intensity) whenever th e engine is started and the parking brake is
released. Daytime running lights are not designed for use at night.
●Compared to turning on the headlights, the daytime running light system offers greater
durability and consumes less electricity, so it can help improve fuel economy.
■Headlight control sensor
■Automatic light off system
When the light switch is in , or : The headlights and tail lights turn off 30
seconds after the engine switch is turned to ACCESSORY mode or turned off and a
door is opened and all of th e doors and trunk are closed. (The lights turn off immediately
if on the key is pressed twice after all the doors are closed.)
To turn the lights on again, turn the engine switch to IGNITION ON mode, or turn the
light switch off once and then back to or .
If any of the doors or trunk lid is left open , the lights automatically turn off after 20 min-
utes.
■Automatic headlight leveling system
The level of the headlights is automatically adjusted according to the number of passen-
gers and the loading condition of the vehicle to ensure that the headlights do not inter-
fere with other road users.
Turning on the high beam headlights
1
2
The sensor may not function properly if an
object is placed on the sensor, or anything that
blocks the sensor is affixed to the windshield.
Doing so interferes with the sensor detecting
the level of ambient light and may cause the
automatic headlight system to malfunction.

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”.