remote start Lexus IS250C 2014 User Guide

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1-6. Theft deterrent system
IS250C/350C_U
Alarm
The system sounds the alarm and flashes the lights when forcible entry is
detected.
■Triggering of the alarm
The alarm is triggered in the following situations when the alarm is
set.
● A locked door or trunk is unlocked or opened in any way other
than using the entry function, wireless remote door lock function
or mechanical key.
● The hood is opened.
■ Setting the alarm system
If the retractable hardtop is
open, close it.
Close the doors, trunk and
hood, and lock both side doors.
The system will be set automati-
cally after 30 seconds.
The indicator light changes from
being on to flashing when the
system is set.
■Deactivating or stopping the alarm
Do one of the following to deactivate or stop the alarm.
● Unlock the doors or trunk using the entry function, wireless
remote door lock functi on or mechanical key.
● Turn the “ENGINE START STOP” switch to ACCESSORY or
IGNITION ON mode, or start the engine. (The alarm will be
deactivated or stopped after a few seconds.)

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3-7. Other interior features
IS250C/350C_U■
Programming a Rolling Code system (for U.S.A. owners)
If your device is Rolling Code equipped, follow the steps under the
heading “Programming the HomeLink
” before proceeding with the
steps listed below.
Locate the learn button on the ceiling mounted garage door
opener motor. The exact location and color of the button may
vary by brand of garage door opener motor.
Refer to the operation manual supplied with the garage door opener
motor for the location of the learn button.
Press the learn button.
Following this step, you have 30 seconds in which to initiate step 3
below.
Press and hold the vehicle's programmed HomeLink button for
2 seconds and release it. Repeat this step once again. The garage
door may open.
If the garage door opens, the programming process is complete. If the
door does not open, press and release the button a third time. This third
press and release will complete the programming process by opening
the garage door.
The ceiling mounted garage door op ener motor should now recognize
the HomeLink
 signal and operate the garage door.
Repeat the steps above to program another rolling code system
for any of the remaining HomeLink buttons.
■ Programming an entry gate (for U.S.A. owners)/Programming all
devices in the Canadian market
Place your transmitter 1 to 3 in. (25 to 75 mm) away from the sur-
face of the HomeLink
.
Keep the HomeLink indicator light in view while programming.
Press and hold the selected HomeLink button.
Repeatedly press and release (cycle) the device’s remote control
button for two seconds each until step 4 is complete.
When the indicator light on the HomeLink
 compatible trans-
ceiver start to flashing rapidly, release the buttons.
STEP1
STEP2
STEP3
STEP4
STEP1
STEP2
STEP3
STEP4

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4-3. Do-it-yourself maintenance
IS250C/350C_U
■If the electronic key battery is discharged
The following symptoms may occur.
●The smart access system with push-button start and wireless remote control will
not function properly.
●The operational range is reduced.
■Use a CR1632 lithium battery
●Batteries can be purchased at your Lexus dealer, jewelers, or camera stores.
●Replace only with the same or equivalent type recommended by a Lexus dealer.
●Dispose of used batteries according to the local laws.
■When the card key battery needs to be replaced (if equipped)
The battery for the card key is available only at Lexus dealers. Your Lexus dealer
can replace the battery for you.
CAUTION
■Removed battery and other parts
These parts are small and if swallowed by a child, they can cause choking. Keep
away from children. Failure to do so could result in death or serious injury.
NOTICE
■For normal operation after replacing the battery
Observe the following precautions to prevent accidents.
●Always work with dry hands.
Moisture may cause the battery to rust.
●Do not touch or move any other components inside the remote control.
●Do not bend either of the battery terminals.

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5-2. Steps to take in an emergency
IS250C/350C_U
If the electronic key does not operate properly
Locking and unlocking the doors, unlocking the trunk
Use the mechanical key built in to the electronic keys to operate the
doors. (→ P. 2 9 )
Doors Remove the cover on the driver’s
door handle.
Locks both side doors
Unlocks the door
Tu r n i n g t h e k e y r e a r w a r d u n l o c k s
the driver's door. Turning the key
once again unlocks the passenger’s
door.
If communication between the electronic key and vehicle is interrupted
(→ P. 36) or the electronic key cannot be used because the battery is
depleted, the smart access system with push-button start and wireless
remote control cannot be used. In such cases, the doors and trunk can be
opened or the engine can be started by following the procedure below.
STEP1
STEP2

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IS250C/350C_U
6-2. Customization
Customizable features
ItemFunctionDefault settingCustomizedsetting
Smart access
system with
push-button
start
(
→P. 3 2 )
Operation signal
(Emergency flashers)OnOff
Operation signal
(Buzzer)OnOff
Wi re le ss
remote con-
trol
(
→P. 4 4 )
Unlocking operation
Driver's door
unlocked in one
step, both side
doors unlocked
in two steps
Both side doors
unlocked in one step
Automatic door lock
function to be activated if
door is not opened after
being unlocked
OnOff
Your vehicle includes a variety of electr onic features that can be personal-
ized to your preferences. Programming these preferences requires spe-
cialized equipment and may be performed by an authorized Lexus
dealership.
Some function settings are changed simultaneously with other functions
being customized. Contact your Lexus dealer for further details.

621
Alphabetical index
IS250C/350C_U
Warning buzzersBrake system ......................................... 491
Open door .......................................... 493
Seat belt reminder ............................ 493
Warning lights Anti-lock brake system .................. 492
Brake assist system .......................... 492
Brake system ......................................... 491
Charging system ................................. 491
Electric power steering system
warning light ..................................... 492
Low fuel level....................................... 493
Malfunction indicator lamp .......... 492
Master warning light ........................ 493
Open door ........................................... 493
Pre-collision system ......................... 492
Pretensioners ...................................... 492
Seat belt reminder light .................. 493
SRS airbags .......................................... 492
Tire pressure warning
light........................................................ 493
Warning messages
Dynamic radar cruise control ........................501, 503
Engine oil level ....................................503
Engine oil maintenance..................503
Engine oil pressure.......................... 500
Hood .......................................................503
Intuitive parking assist ..........501, 503
Open door ...........................................503
Parking brake ......................................503
Pre-collision system ..............501, 503
Retractable hardtop ..............501, 503 Smart access system with
push-button start ............................. 510
Steering lock.......................................... 501
Trunk ....................................................... 503
Washer fluid ........................................ 503
Washer
Checking .............................................. 430
Preparing and checking before winter ....................................233
Switch........................................................ 182
Washing and waxing ........................... 396
Weight Cargo capacity ................................... 229
Load limits ............................................. 232
Weight.....................................................552
Wheels ...................................................... 445
Window glasses ...................................... 82
Window lock switch ...............................83
Windows Power windows ..................................... 82
Rear window defogger.................... 251
Washer .................................................... 182
Windshield wiper de-icer.................. 252
Windshield wipers................................. 182
Wireless remote control key Replacing the battery.......................449
WMA disc* ...............................................271W
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.