Page 149 of 620

1473-2. Opening, closing and locking the doors and trunk
3
Operation of each component
LS600hL_U(OM50E41U)
The following functions can be set or canceled:
For instructions on customizing, refer to P. 564.
■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.
■ Door closer
In the event that a door is left slightly open, the door closer will automatically close it
to the fully closed position.
●The door closer will operate regardless of the power switch mode.
●The door closer will not function if the do or has been closed while pulling the inside
or outside door handle.
●The door can be opened by pulling the in side or outside door handle, even when
the door closer is operating (except when the lock button is in the lock position or
the child-protector lock is set).
●The motor sound may be heard for several se conds after the door closer closes the
door. This does not indicate a malfunction.
■Using the mechanical key
The doors can also be locked and unlocked with the mechanical key. ( P. 5 2 4 )
■If a wrong key is used
The key cylinder rotates freely to isolate inside mechanism.
Automatic door locking and unlocking systems
FunctionOperation
Speed linked door locking function
All doors are automatically locked
when vehicle speed is approximately
12 mph (20 km/h) or higher.
Shift position linked door locking func-
tionAll doors are automatically locked
when shifting the shift lever to position
other than P.
Shift position linked door unlocking
functionAll doors are automatically unlocked
when shifting the shift lever to P.
Driver's door linked door unlocking
functionAll doors are automatically unlocked
when driver’s door is opened.
Page 150 of 620

1483-2. Opening, closing and locking the doors and trunk
LS600hL_U(OM50E41U)
■Customization
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features P. 5 6 4 )
CAUTION
■To prevent an accident
Observe the following precautions while driving the vehicle.
Failure to do so may result in a door opening and an occupant throwing out of the
vehicle, resulting in death or serious injury.
●Ensure that all doors are properly closed and locked.
●Do not pull the inside handle of the doors while driving.
Be especially careful for the front doors, as the doors may be opened even if the
inside lock buttons are in locked position.
●Set the rear door child-protector locks when children are seated in the rear seats.
■Door closer
In the event that a door is left slightly open, the door closer will automatically close
it to the fully closed position.
If the child-protector lock is set, the door closer will not stop during operation even
if an attempt is made to open the door from inside the vehicle. Be careful not to
catch fingers or anything else in the door . Failure to do so may result in serious
injury.
NOTICE
■ To prevent door closer malfunction
Do not frequently repeat opening and closing of doors, or apply excessive force to
a door while the door closer is operating.
Page 153 of 620

1513-2. Opening, closing and locking the doors and trunk
3
Operation of each component
LS600hL_U(OM50E41U)
■Trunk lid light/trunk light
The trunk lid light/trunk light turns on when the trunk is opened.
■Trunk easy closer
In the event that the trunk lid is left slightly open, the trunk easy closer will automati-
cally close it to the fully closed position.
■Function to prevent the trunk being locked with the electronic key inside (when all
the 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 by pressing the button on the trunk lid.
■Overload protection function
The trunk lid will not operate when excessiv e load is present on the top of the trunk
lid.
■Fall-down protection function
While the trunk lid is opening automatically, applying excessive force to it will stop
the opening operation to prevent the trunk lid from rapidly falling down.
■Jam protection function
While the trunk lid is closing automatically, the trunk lid will stop closing and open if
something gets caught.
■Internal trunk release lever
■Using the mechanical key
The trunk can be also opened using the mechanical key. ( P. 525)
■When leaving a key to the vehicle with a parking attendant
P. 1 2 2
The trunk lid can be opened 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.
Page 155 of 620

1533-2. Opening, closing and locking the doors and trunk
3
Operation of each component
LS600hL_U(OM50E41U)
CAUTION
■Using the trunk
Observe the following precautions.
Failure to do so may cause parts of the body to be caught, resulting in serious
injury.
●Remove any heavy loads, such as snow and ice, from the trunk lid before opening
it. Failure to do so may cause the trunk lid to suddenly shut again after it is opened.
●When opening or closing the trunk lid, thoroughly check to make sure the sur-
rounding area is safe.
●If anyone is in the vicinity, make sure they are safe and let them know that the
trunk is about to open or close.
●Use caution when opening or closing the trunk lid in windy weather as it may
move abruptly in strong wind.
●Do not attach any accessories other than genuine Lexus parts to the trunk lid.
Such additional weight on the trunk lid may cause the lid to suddenly shut again
after it is opened.
●The trunk lid may suddenly shut if it is not
opened fully. It is more difficult to open or
close the trunk lid on an incline than on a
level surface, so beware of the trunk lid
unexpectedly opening or closing by itself.
Make sure that the trunk lid is fully open
and secure before using the trunk.
●When closing the trunk lid, take extra care
to prevent your fingers etc. from being
caught.
●When closing the trunk lid, make sure to
press it lightly on it s outer surface. If the
trunk handle is used to fully close the trunk
lid, it may result in hands or arms being
caught.
Page 156 of 620

1543-2. Opening, closing and locking the doors and trunk
LS600hL_U(OM50E41U)
CAUTION
■Trunk easy closer
■Power trunk opener and closer
Observe the following precautions when operating the power trunk opener and
closer.
Failure to do so may cause serious injury.
●Check the safety of the surrounding area to make sure there are no obstacles or
anything that could cause any of your belongings to get caught.
●If anyone is in the vicinity, make sure they are safe and let them know that the
trunk is about to open or close.
●If the trunk closer switch is pressed whil e the trunk lid is opening during automatic
operation, the trunk lid stops opening. Take extra care when on an incline, as the
trunk lid may open or close suddenly.
●On an incline, the trunk lid may suddenly shut after it opens automatically. Make
sure the trunk lid is fully open and secure before using the trunk.
●In the following situations, the power trunk opener and closer may detect an
abnormality and automatic operation may be stopped. In this case, the trunk lid
has to be operated manually. Take extra care in this situation, as the stopped trunk
lid may suddenly shut, causing an accident.
• When the trunk lid contacts an obstacle
• When the 12-volt battery voltage suddenly drops, such as when the power switch is turned to ON mode or the hybrid system is started during automatic
operation
●Do not attach any accessories other than genuine Lexus parts to the trunk lid. The
power trunk opener and closer may not op erate, causing itself to malfunction, or
the trunk lid may suddenly shut again after it is opened.
In the event that the trunk lid is left slightly
open, the trunk easy closer will automatically
close it to the fully closed position. It takes
several seconds before the trunk easy closer
begins to operate. Be careful not to catch fin-
gers or anything else in the trunk lid, as this
may cause bone fractures or other serious
injuries.
Page 164 of 620
1623-3. Adjusting the seats
LS600hL_U(OM50E41U)
5-seat models
Seat selection switch
The indicator light for the seat that can be operated comes on.
Seat position adjustment switch
Seatback upper angle adjustment switch
Head restraint height adjustment switch (P. 1 7 9 )
Pelvic support seat switches
Power rear seat
1
2
3
4
5
Page 165 of 620
1633-3. Adjusting the seats
3
Operation of each component
LS600hL_U(OM50E41U)
4-seat models
The right-hand rear seat is a relaxation seat, which is equipped with a seat-
back angle adjustment function and an ottoman.
Seat selection switch
The indicator light for the seat that can be operated comes on.
Seat position adjustment switch
Seatback upper angle adjustment switch
Head restraint height adjustment switch ( P. 1 7 9 )
Seatback angle adjustment switch
Ottoman angle adjustment switch
Front passenger’s seat control switch ( P. 1 5 8 )
Relaxation mode switch
Rear seat relaxation system/pelvic support seat controller
1
2
3
4
5
6
7
8
9
Page 170 of 620

1683-3. Adjusting the seats
LS600hL_U(OM50E41U)
■Seat return function linked to the door opening operation
●Operating conditions
The power switch is in ON mode.
●Canceling operation partway through
During the seat return operation, performing either of the following actions cancels
the operation:
• Pressing the “SET”, “M” or “C” button ( P. 1 7 7 )
• Pressing any of the seat adjustment switches
●Seat return operation after turning the power switch off
The seat will automatically return to the neutral position if the door is opened within
approximately 45 seconds of the power switch being turned off.
■Relaxation mode (relaxation seat)
●Operating conditions
Relaxation mode can be entered when the power switch is in ON mode. However,
in the following situations, relaxation mode cannot be entered even when the
switch is operated:
• The weight of an occupant or heavy obje ct etc. is detected on the front passen-
ger's seat.
• The front passenger's se at belt is fastened.
• The front passenger's door is open. (The front seat will not move forward.)
●Operation after turning the power switch off
The rear seat can be returned to the neutra l position as long as the relaxation mode
switch is operated within approximately 45 seconds of the power switch being
turned off.
●Disabling the seat return function
Pressing the “C” button will disable the seat
return function.
The indicator light comes on when the seat
return function is disabled.
Pressing the button again will enable the
seat return function.