2016 Lexus IS200t roof

721-2. Theft deterrent system
IS350/300/200t_U (OM53D18U)
■System maintenance
The vehicle has a maintenance-free type alarm system.
■Items to check before locking the vehicle
To prevent unexpected triggering of the alarm and vehicle theft, make sure of the follow-
ing:
●Nobody is in the vehicle.
●The windows and moon roof are closed before the alarm is set.
●No valuables or other personal items are left in the vehicle.
■Triggering of the alarm
The alarm may be triggered in the following situations:
(Stopping the alarm deactivates the alarm system.)
■Alarm-operated door lock
In the following cases, depending on the situation, the door may automatically lock to
prevent improper entry into the vehicle:
●The doors are unlocked manually without th e mechanical key and the alarm is trig-
gered.
●While the alarm is operating, the doors are unlocked manually without the mechanical
key.
●When recharging or replacing the battery
●A person inside the vehicle opens a door, the
trunk or hood, or unlocks the vehicle using a
inside lock button.
●The battery is recharged or replaced when the
vehicle is locked. ( P. 5 1 4 )
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper operation of
the system cannot be guaranteed.

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Operation of
each component
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IS350/300/200t_U (OM53D18U)
3-1. Key information
Keys .................................................. 100
3-2. Opening, closing and locking the doors and trunk
Doors ............................................... 105
Trunk .................................................... 111
Smart access system with push-button start........................ 116
3-3. Adjusting the seats Front seats ...................................... 123
Rear seats ........................................ 124
Driving position memory ..........126
Head restraints .............................. 131
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................. 134
Inside rear view mirror.............. 136
Outside rear view mirrors ....... 138
3-5. Opening, closing the windows and moon roof
Power windows .............................. 141
Moon roof .......................................144

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IS350/300/200t_U (OM53D18U)3-1. Key information
The following keys are provided with the vehicle.
Electronic keys
• Operating the smart access systemwith push-button start ( P. 116)
• 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 6 )
Locks the doors ( P. 1 0 5 )
Unlocks the doors ( P. 1 0 5 )
Opens the windows and moon roof
*
( P. 1 0 5 )
Opens the trunk ( P. 111)
Sounds the alarm ( P. 1 0 1 )
*: This setting must be customized at your
Lexus dealer.
Keys
The keys
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4
Wireless remote control
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3
4
5

1023-1. Key information
IS350/300/200t_U (OM53D18U)
■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. 112) on and lock the glove box ( P. 382) 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.

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3
Operation of each component
IS350/300/200t_U (OM53D18U)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 9 )
Touch the lock sensor (indentation on the upper part of the front door han-
dle) to lock all the doors.
Check that the door is securely locked.
◆Wireless remote control
Locks all the doors
Check that the door is securely
locked.
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
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1063-2. Opening, closing and locking the doors and trunk
IS350/300/200t_U (OM53D18U)
■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. 5 0 9 )
Replace the key battery with a new one if it is depleted. ( P. 4 5 0 )
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.

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3
Operation of each component
IS350/300/200t_U (OM53D18U)3-5. Opening, closing the windows and moon roof
The power windows can be opened and closed using the switches.
Operating the switch moves the windows as follows:
Closing
One-touch closing
*
Opening
One-touch opening
*
*
: To stop the window partway, operate the switch in the opposite direction.
Press the switch to lock the passenger
window switches.
The indicator will come on.
Use this switch to prevent children from
accidentally opening or closing a pas-
senger window.
Power windows
Opening and closing procedures
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4
Window lock switch
Indicator

1423-5. Opening, closing the windows and moon roof
IS350/300/200t_U (OM53D18U)
■The power windows can be operated when
The engine switch is in IGNITION ON mode.
■Operating the power windows after turning the engine off
The power windows can be operated for approximately 45 seconds after the engine
switch is turned to ACCESSORY mode or turned off. They cannot, however, be oper-
ated once either front door is opened.
■Jam protection function
If an object becomes caught between the window and the window frame, window travel
is stopped and the window is opened slightly.
■If the power window does not operate normally
When operating the power window, if the power window stops and then operates in the
opposite direction, perform the following op erations using the power window switch of
the relevant door:
With the vehicle stopped and the engine sw itch in IGNITION ON mode, within 4 sec-
onds after the power window stops and operates in the opposite direction, pull and hold
the power window switch in the one-touch closing position. When the window is com-
pletely closed, release the switch.
If the power window still canno t be operated even though the above operations have
been carried out, perform the following initialization procedure.
Turn the engine switch to IGNITION ON mode.
Pull and hold the power window switch in the one-touch closing position.
When the window is closed completely, release the power window switch. Pull and
hold the switch in the one-touch closing position again for approximately 4 seconds.
Press and hold the power window switch in the one-touch opening position. Continue
pressing the switch for 1 second after the window has opened completely.
Pull and hold the power window switch in the one-touch closing position. Continue
pulling the switch for 1 second after the window has closed.
If you release the switch while the window is moving, perform the procedure again from
the beginning.
If, after performing the above procedure correctly, the power window cannot be oper-
ated normally, have the vehicle inspected by your Lexus dealer.
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