2015 Lexus IS250 VOICE COMMAND SYSTEM OPERATION / LEXUS 2015 IS250/350 OWNERS MANUAL (OM53C50U)

97
Operation of
each component
3
IS350/250_U (OM53C50U)
3-1. Key information
Keys ....................................................98
3-2. Opening, closing and locking the doors and trunk
Doors ............................................... 103
Trunk ................................................. 109
Smart access system with push-button start........................ 114
3-3. Adjusting the seats Front seats ...................................... 120
Rear seats ......................................... 121
Driving position memory ......... 123
Head restraints ............................ 128
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................... 131
Inside rear view mirror.............. 133
Outside rear view mirrors ....... 135
3-5. Opening, closing the windows and moon roof
Power windows ............................ 138
Moon roof ........................................ 141

98
IS350/250_U (OM53C50U)3-1. Key information
The following keys are provided with the vehicle.
Electronic keys
• Operating the smart access systemwith push-button start ( P. 114)
• Operating the wireless remote con- trol function
Mechanical keys
Key number plate
Card key (electronic key) (if
equipped)
Operating the smart access system with
push-button start ( P. 1 1 4 )
Locks the doors ( P. 1 0 3 )
Unlocks the doors ( P. 1 0 3 )
Opens the windows and moon roof
*
( P. 1 0 3 )
Opens the trunk ( P. 1 0 9 )
Sounds the alarm ( P. 99)
*: This setting must be customized at your
Lexus dealer.
Keys
The keys
1
2
3
4
Wireless remote control
1
2
3
4
5

993-1. Key information
3
Operation of each component
IS350/250_U (OM53C50U)
To take out the mechanical key, push
the release button and take the key out.
The mechanical key can only be
inserted in one direction, as the key only
has grooves on one side. If the key can-
not be inserted in a lock cylinder, turn it
over and re-attempt to insert it.
After using the mechanical key, store it
in the electronic key. Carry the mechan-
ical key together with the electronic key.
If the electronic key battery is depleted
or the entry function does not operate
properly, you will need the mechanical
key. (P. 499)
■Panic mode
Using the mechanical key
When is pressed for longer than about
one second, an alarm will sound intermittently
and the vehicle lights will flash to deter any per-
son from trying to break into or damage your
vehicle.
To stop the alarm, press any button on the elec-
tronic key.

1003-1. Key information
IS350/250_U (OM53C50U)
■Card key (if equipped)
●The card key is not waterproof.
●The mechanical key that is st ored inside the card key should be used only if a problem
arises, such as when the card key does not operate properly.
●If it is difficult to take out the mechanical key, push down the lock release button using a
pen tip etc. If it is still difficult to pull it out, use a coin etc.
■When required to leave the vehicle’s key with a parking attendant
Set the luggage security system ( P. 110) on and lock the glove box ( P. 371) as cir-
cumstances demand.
Remove the mechanical key for your own use and provide the attendant with the elec-
tronic key only.
■If you lose your mechanical keys
New genuine mechanical keys can be made by your Lexus dealer using another
mechanical key and the key number stamped on your key number plate. Keep the plate
in a safe place such as your wallet, not in the vehicle.
■When riding in an aircraft
When bringing an electronic key onto an aircraft, make sure you do not press any but-
tons on the electronic key while inside the airc raft cabin. If you are carrying an electronic
key in your bag etc., ensure that the buttons are not likely to be pressed accidentally.
Pressing a button may cause the electronic key to emit radio waves that could interfere
with the operation of the aircraft.
●To store the mechanical key in the card key,
insert it while pressing the lock release button.
●If the battery cover is not installed and the bat-
tery falls out or if the battery was removed
because the key got wet, reinstall the battery
with the positive terminal facing the Lexus
emblem.

1013-1. Key information
3
Operation of each component
IS350/250_U (OM53C50U)
■Electronic key battery depletion
●The standard battery life is 1 to 2 years. (The card key battery life is about a year and a
half.)
●If the battery becomes low, an alarm will soun d in the cabin when the engine is stopped.
(  P. 4 8 3 )
●As the electronic key always receives ra dio waves, the battery will become depleted
even if the electronic key is not used. The following symptoms indicate that the elec-
tronic key battery may be depleted. Re place the battery when necessary. (P. 4 3 9 )
• The smart access system with push-button start or the wireless remote control does
not operate.
• The detection area becomes smaller.
• The LED indicator on the key surface does not turn on.
●To avoid serious deterioration, do not leave the electronic key within 3 ft. (1 m) of the
following electrical appliances that produce a magnetic field:
•TVs
• Personal computers
• Cellular phones, cordless phones and battery chargers
• Recharging cellular phones or cordless phones
• Table lamps
• Induction cookers
■Replacing the battery
 P. 4 3 9
■Confirmation of the registered key number
The number of keys already registered to the vehicle can be confirmed. Ask your Lexus
dealer for details.
■If a wrong key is used
The key cylinder rotates freely to isolate inside mechanism.

1023-1. Key information
IS350/250_U (OM53C50U)
NOTICE
■To prevent key damage
●Do not drop the keys, subject them to strong shocks or bend them.
●Do not expose the keys to high temp eratures for long periods of time.
●Do not get the keys wet or wash them in an ultrasonic washer etc.
●Do not attach metallic or magnetic materials to the keys or place the keys close to
such materials.
●Do not disassemble the keys.
●Do not attach a sticker or anything else to the surface of the electronic key.
●Do not place the keys near objects that pr oduce magnetic fields, such as TVs, audio
systems and induction cookers, or medical electrical equipment, such as low-fre-
quency therapy equipment.
■Carrying the electronic key on your person
Carry the electronic key 3.9 in. (10 cm) or mo re away from electric appliances that are
turned on. Radio waves emitted from electric appliances within 3.9 in. (10 cm) of the
electronic key may interfere with the key, causing the key to not function properly.
■In case of a smart access system with push-button start malfunction or other key-
related problems
Take your vehicle with all the electronic keys provided with your vehicle, including the
card key, to your Lexus dealer.
■When an electronic key is lost
If the electronic key remains lost, the risk of vehicle theft increases significantly. Visit
your Lexus dealer immediately with all rema ining electronic keys and the card key that
were provided with your vehicle.
■Handling the card key
●Do not apply excess force when inserting th e mechanical key into the card key. Doing
so may damage the card key.
●If the battery or card key terminals get wet, the battery may corrode.
If the key is dropped into water, or if drin king water etc. is spilled on the key, immedi-
ately remove the battery cover and wipe the battery and terminals. (To remove the
battery cover, lightly grasp and pull it.) If the battery is corroded, have your Lexus
dealer replace the battery.
●Do not crush the battery cover or use a screwdriver to remove the battery cover.
Forcibly removing the battery co ver may bend or damage the key.
●If the battery cover is frequently removed, the battery cover may become loose.
●When installing the battery, make sure to check the direction of the battery.
Installing the battery in the wrong direction may cause the battery to deplete rapidly.
●The surface of the card key may be damaged, or its coating may peel off in the follow-
ing situations:
• The card key is carried together with hard objects, such as coins and keys.
• The card key is scraped with a sharp object , such as the tip of a mechanical pencil.
• The surface of the card key is wiped with thinner or benzene.

103
3
Operation of each component
IS350/250_U (OM53C50U)3-2. Opening, closing and locking the doors and trunk
◆Smart access system with push-button start
Carry the electronic key to enable this function.
Grip the driver’s door handle to
unlock the door. Grip the passen-
ger’s front door handle to unlock
all the doors.*
Make sure to touch the sensor on the
back of the handle.
The doors cannot be unlocked for 3
seconds after the doors are locked.
*: The door unlock settings can bechanged. ( P. 1 0 7 )
Touch the lock sensor (indentation on the upper part of the front door han-
dle) to lock all the doors.
◆Wireless remote control
Locks all the doors
Unlocks all the doors
Pressing the button unlocks the
driver’s door. Pressing the button
again within 5 seconds unlocks the
other doors.
Press and hold to open the windows
and moon roof.
*
*
: This setting must be customized at
your Lexus dealer.
Doors
Unlocking and locking the doors from the outside
1
2
1
2

1043-2. Opening, closing and locking the doors and trunk
IS350/250_U (OM53C50U)
■Operation signals
A buzzer sounds and the emergency flashers flash to indicate that the doors have been
locked/unlocked. (Locked: once; Unlocked: twice)
A buzzer sounds to indicate that the windows and moon roof are operating.
■Security feature
If a door is not opened within approximately 60 seconds after the vehicle is unlocked, the
security feature automatically locks the vehicle again.
■Welcome light illumination control
The front position, tail and license plate lights automatically turn on at night when the
doors are unlocked using the entry function or wireless remote control if the light switch
is in the “AUTO” position.
■When the door cannot be locked by the lock sensor on the upper part of the door han-
dle
■Door lock buzzer
If an attempt to lock the doors is made when a door is not fully closed, a buzzer sounds
continuously for 5 seconds. Fully close the door to stop the buzzer, and lock the vehicle
once more.
■Setting the alarm
Locking the doors will set the alarm system. ( P. 7 1 )
■If the smart access system with push-butto n start or the wireless remote control does
not operate properly
Use the mechanical key to lock and unlock the doors. ( P. 499)
Replace the key battery with a new one if it is depleted. ( P. 4 3 9 )
If the door will not lock even when the topside
sensor area is touched, try touching both the
topside and underside sensor areas at the same
time.