Page 150 of 648

1503-5. Opening, closing the windows and moon roof
IS350/300/200t_U (OM53D76U)
■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 ap proximately 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 jammed between the window and the window frame while the win-
dow is closing, window movement is stop ped and the window is opened slightly.
■Catch protection function
If an object becomes caught between the door  and window while the window is opening,
window movement is stopped.
■When the window cannot be opened or closed
When the jam protection functi on or catch protection function operates unusually and
the door window cannot be opened or closed, perform the following operations with the
power window switch of that door.
●Stop the vehicle. With the engine switch in IGNITION ON mode, within 4 seconds of
the jam protection function or catch protecti on function activating, continuously oper-
ate the power window switch in the one-to uch closing direction or one-touch opening
direction so that the door wind ow can be opened and closed.
●If the door window cannot be opened and closed even when performing the above
operations, perform the following procedure for function initialization.
Turn the engine switch to IGNITION ON mode.
Pull and hold the power window switch in the one-touch closing direction and com-
pletely close the door window.
Release the power window sw itch for a moment, resume pulling the switch in the
one-touch closing direction, and hold it  there for approximately 6 seconds or more.
Press and hold the power window switch in  the one-touch opening direction. After
the door window is completely opened, cont inue holding the switch for an additional
1 second or more.
Release the power window switch for a mo ment, resume pushing the switch in the
one-touch opening direction, and hold  it there for approximately 4 seconds or
more.
Pull and hold the power window switch  in the one-touch closing direction again.
After the door window is completely closed, continue holding the switch for a fur-
ther 1 second or more.
If you release the switch while the window  is moving, start again from the beginning.
If the window reverses and cannot be fully cl osed or opened, have the vehicle inspected
by your Lexus dealer.
1
2
3
4
5
6 
         
        
        
     
        
        Page 151 of 648
1513-5. Opening, closing the windows and moon roof
3
Operation of each component
IS350/300/200t_U (OM53D76U)
■Door lock linked window operation
●The power windows can be opened and closed using the mechanical key.*(→ P. 559)
●The power windows can be opened using the wireless remote control.* (→ P. 111)
*: These settings must be cust omized at your Lexus dealer.
■When the battery is disconnected
The window lock switch is disabled. If nece ssary, press the window lock switch after
reconnecting the battery.
■Power windows open warning buzzer
The buzzer sounds and a message is shown on  the multi-information display in the instru-
ment cluster when the engine switch is turned off and the driver’s door is opened with the
power windows open.
■Customization
Settings (e.g. linked door lock  operation) can be changed. 
(Customizable features:  →P. 602) 
         
        
        
     
        
        Page 152 of 648

1523-5. Opening, closing the windows and moon roof
IS350/300/200t_U (OM53D76U)
WARNING
Observe the following precautions. 
Failure to do so may result in death or serious injury.
■Closing the windows
●The driver is responsible for all the power window operations, including the operation
for the passengers. In order to prevent acci dental operation, especially by a child, do
not let a child operate the power windows. It  is possible for children and other passen-
gers to have body parts caught in the powe r window. Also, when riding with a child, it
is recommended to use the window lock switch. ( →P. 149)
●Check to make sure that all passengers do not have any part  of their body in a posi-
tion where it could be caught wh en a window is being operated.
●When exiting the vehicle, turn the engine sw itch off, carry the key and exit the vehicle
along with the child. There may be accidental operation, due to mischief, etc., that
may possibly lead to an accident.
■Jam protection function
●Never use any part of your body to intentionally activate the jam protection function.
●The jam protection function may not work if  something gets jammed just before the
window is fully closed. Be careful not to get any part of your body jammed in the win-
dow.
■Catch protection function
●Never use any part of your body or clothing to intentionally activate the catch protec-
tion function.
●The catch protection function may not work  if something gets caught just before the
window is fully opened. Be ca reful not to get any part of your body or clothing caught
in the window. 
         
        
        
     
        
        Page 153 of 648
1533-5. Opening, closing the windows and moon roof
3
Operation of each component
IS350/300/200t_U (OM53D76U)
Opens the moon roof*
The moon roof stops slightly before the
fully open position to reduce wind noise. 
Press the switch again to fully open the
moon roof.
Closes the moon roof*
*
: Lightly press either way of the moon roof switch to stop the moon roof part-
way.
Tilts the moon roof up*
Tilts the moon roof down*
*
: Lightly press either way of the moon roof switch to stop the moon roof part-
way.
Moon roof∗
∗
: If equipped
Use the overhead switches to open and close the moon roof and tilt it up and
down.
Opening and closing
1
2
Tilting up and down
1
2 
         
        
        
     
        
        Page 154 of 648
1543-5. Opening, closing the windows and moon roof
IS350/300/200t_U (OM53D76U)
■The moon roof can be operated when
The engine switch is in IGNITION ON mode.
■Operating the moon roof after turning the engine off
The moon roof can be operated for approximat ely 45 seconds after the engine switch is
turned to ACCESSORY mode or turned off. It  cannot, however, be operated once either
front door is opened.
■Jam protection function
If an object is detected between the moon r oof and the frame while the moon roof is clos-
ing or tilting down, travel is stopped and the moon roof opens slightly.
■Sunshade
The sunshade can be opened  and closed manually. However, the sunshade will open
automatically when the moon roof is opened. 
■Door lock linked moon roof operation
●The moon roof can be opened and  closed using the mechanical key.* (→ P. 559)
●The moon roof can be opened us ing the wireless remote control.* (→ P. 111)
*: These settings must be cust omized at your Lexus dealer. 
         
        
        
     
        
        Page 155 of 648

1553-5. Opening, closing the windows and moon roof
3
Operation of each component
IS350/300/200t_U (OM53D76U)
■When the moon roof does not close normally
Perform the following procedure:
●If the moon roof closes but then re-opens slightly
Stop the vehicle.
Press and hold the “CLOSE” switch.
*1
The moon roof will close, reopen an d pause for approximately 10 seconds.*2 Then it
will close again, tilt up and pause for approx imately 1 second. Finally, it will tilt down,
open and close.
Check to make sure that the moon roof is completely closed and then release the
switch.
●If the moon roof tilts down but then tilts back up
Stop the vehicle.
Press and hold the “UP” switch
*1 until the moon roof moves into the tilt up position
and stops.
Release the “UP” switch once and then press and hold the “UP” switch again.
*1
The moon roof will pause fo r approximately 10 seconds  in the tilt up position.*2
Then it will adjust slightly and pause for  approximately 1 second. Finally, it will tilt
down, open and close.
Check to make sure that the moon roof is completely closed and then release the
switch.
*1: If the switch is released  at the incorrect time, the pr ocedure will have to be per-
formed again from the beginning.
*2: If the switch is released after the above mentioned 10 second pause, automatic operation will be disabled. In that case, press and hold the “CLOSE” or “UP” switch,
and the moon roof will tilt up and pause  for approximately 1 second. Then it will tilt
down, open and close. Check to make sure  that the moon roof is completely closed
and then release the switch.
If the moon roof does not fully close even  after performing the above procedure cor-
rectly, have the vehicle inspected by your Lexus dealer.
1
2
3
1
2
3
4 
         
        
        
     
        
        Page 156 of 648

1563-5. Opening, closing the windows and moon roof
IS350/300/200t_U (OM53D76U)
■Moon roof open warning buzzer
The buzzer sounds and a message is shown on  the multi-information display in the instru-
ment cluster when the engine switch is turned off and the driver’s door is opened with the
moon roof open.
■Customization
Settings (e.g. linked door lock  operation) can be changed. 
(Customizable features:  →P. 602)
WARNING
Observe the following precautions.
Failure to do so may cause death or serious injury.
■Opening the moon roof
●Do not allow any passengers to put their hands or heads outside the vehicle while it is
moving.
●Do not sit on top of the moon roof.
■Closing the moon roof
●The driver is responsible for moon  roof opening and closing operations. 
In order to prevent accidental operation, especially by a child, do not let a child oper-
ate the moon roof. It is possible for child ren and other passengers to have body parts
caught in the moon roof.
●Check to make sure that all passengers do not have any part  of their body in a posi-
tion where it could be caught when  the moon roof is being operated. 
●When exiting the vehicle, turn the engine sw itch off, carry the key and exit the vehicle
along with the child. There may be accidental operation, due to mischief, etc., that
may possibly lead to an accident.
■Jam protection function
●Never use any part of your body to intentionally activate the jam protection function.
●The jam protection function may not work if something gets caught just before the
moon roof fully closes. 
         
        
        
     
        
        Page 211 of 648

2114-5. Using the driving support systems
4
Driving
IS350/300/200t_U (OM53D76U)
WARNING
●Do not attach window tinting to the windshield.
●Replace the windshield if it is damaged or cracked. 
If the windshield needs to be re placed, contact your Lexus dealer.
●Do not get the camera sensor wet.
●Do not allow bright lights to shine into the camera sensor.
●Do not dirty or damage the camera sensor. 
When cleaning the inside of the windshield , do not allow glass cleaner to contact the
lens. Also, do not touch the lens. 
If the lens is dirty or damaged, contact your Lexus dealer.
●Do not subject the camera sensor to a strong impact.
●Do not change the installation position or  direction of the camera sensor or remove it.
●Do not disassemble the camera sensor.
●Do not install an electronic device or device that emits strong electric waves near the
camera sensor.
●Do not modify any components of the vehi cle around the camera sensor (inside rear
view mirror, et c.) or ceiling.
●Do not attach any accessories that may obstruct the camera sensor to the hood, front
grille or front bumper. Contact  your Lexus dealer for details.
●If a surfboard or other long object is to be  mounted on the roof, make sure that it will
not obstruct the camera sensor.
●Do not modify the head lights or other lights.