2015 LEXUS LS600H door lock

911-3. Theft deterrent system
1
For safety and security
LS600hL_U(OM50E41U)
■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 fol-
lowing:
●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
●When the alarm is operating, the doors ar e locked automatically to prevent intrud-
ers.
●Do not leave the key inside the vehicle when the alarm is operating, and make sure
the key is not inside the vehicle when rech arging or replacing the 12-volt battery.
●A person inside the vehicle opens a door,
the trunk or hood.
●The 12-volt battery is recharged or replaced
when the vehicle is locked. (P. 5 2 8 )
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.

119
Operation of
each component
3
LS600hL_U(OM50E41U) 3-1. Key information
Keys .................................................. 120
3-2. Opening, closing and locking the doors and
trunk
Smart access system with push-button start...................... 125
Wireless remote control ............ 141
Doors ................................................145
Trunk ..................................................149
3-3. Adjusting the seats Front seats ...................................... 156
Power rear seat .............................162
Driving position memory .......... 172
Rear seat position memory......................................... 177
Head restraints .............................179
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................. 182
Inside rear view mirror.............. 183
Outside rear view mirrors .......................................... 185
3-5. Opening, closing the windows and moon roof
Power windows ............................ 189
Moon roof ...................................... 192

125
3
Operation of each component
LS600hL_U(OM50E41U)
3-2. Opening, closing and locking the doors and trunk
The following operations can be performed simply by carrying the elec-
tronic key (including the card key) on your person, for example in your
pocket. (The driver should always carry the electronic key.)
Smart access system with push-button start
Function summary
Locks and unlocks the doors ( P. 127)
Opens the trunk ( P. 127)
Starts the hybrid system ( P. 2 1 6 )1
2
3

1263-2. Opening, closing and locking the doors and trunk
LS600hL_U(OM50E41U)
■Operation signals
Doors:
A buzzer sounds and the emergency flashe rs flash to indicate that the doors have
been locked/unlocked. (Locked: Once; Unlocked: Twice)
Tr u n k :
A buzzer sounds to indicate that the trunk has been unlocked.
Windows and moon roof:
A buzzer sounds to indicate that the windows and moon roof are operating.
■Security feature
If a door is not opened within approx imately 60 seconds after the vehicle is
unlocked, the security feature automatically locks the vehicle again.
■Welcome light illumination control
The side marker, parking, tail and license plate lights automatically turn on at night
when the doors are unlocked using the entr y function or wireless remote control if
the headlight switch is in the “AUTO” position.

1273-2. Opening, closing and locking the doors and trunk
3
Operation of each component
LS600hL_U(OM50E41U)
Grip the driver’s door handle to
unlock the door. Grip the passen-
ger’s door handle to unlock all the
doors.*
Make sure to touch the sensor on the
back of the handle.
The door cannot be unlocked for
3 seconds after the door is locked.
*: The door unlock settings can bechanged. ( P. 1 3 2 )
Press the lock button to lock the
door.
Check that the door is securely
locked.
Pressing and holding the button closes
the windows and moon roof.
Press the button.
The trunk lid automatically opens fully.
When all the doors are unlocked using
one of the following methods, the
trunk can be opened without the elec-
tronic key:
• Entry function
•Wireless remote control
• Door lock switches
• Automatic door unlocking system
• Mechanical key
Unlocking and locking the doors
Opening the trunk

1283-2. Opening, closing and locking the doors and trunk
LS600hL_U(OM50E41U)
■Antenna location
Antennas outside the cabin
Antennas inside the cabin
Antenna outside the trunk
Antenna inside the trunk
Antenna location and effective range
1
2
3
34

1293-2. Opening, closing and locking the doors and trunk
3
Operation of each component
LS600hL_U(OM50E41U)
■Effective range (areas within which the electronic key is detected)When locking or unlocking the
doors
The system can be operated when
the electronic key is within about
2.3 ft. (0.7 m) of an outside door
handle. (Only the doors detecting
the key can be operated.)
When opening the trunk
The system can be operated when
the electronic key is within about
2.3 ft. (0.7 m) of the trunk release
button.
When starting the hybrid sys-
tem or changing power switch
modes
The system can be operated when
the electronic key is inside the vehi-
cle.

1303-2. Opening, closing and locking the doors and trunk
LS600hL_U(OM50E41U)
■Alarms and warning indicators
A combination of exterior and interior alar ms as well as warnings displayed on the
multi-information display is used to prev ent theft of the vehicle and unforeseeable
accidents resulting from erroneous operat ion. Perform the appropriate correction
procedure described in the following table:
AlarmSituationCorrection procedure
Exterior alarm sounds
once for 2 seconds.
An attempt was made to
lock the doors using the
entry function while the
electronic key was still
inside the passenger
compartment.
Retrieve the electronic
key from the passenger
compartment and lock
the doors again.
The trunk was closed with
the electronic key inside
and all doors were
locked.Retrieve the electronic
key from the trunk and
close the trunk lid.
Exterior alarm sounds
once for 60 seconds.
An attempt was made to
exit the vehicle and lock
the doors while carrying
the electronic key without
first turning the power
switch off.
Turn the power switch off
and lock the doors again.
Exterior alarm sounds
once for 5 seconds.An attempt was made to
lock the vehicle while a
door was open.Close all of the doors and
lock the doors again.
Interior alarm pings con-
tinuously.
The power switch was
turned to ACCESSORY
mode while the driver’s
door was open (or the
driver’s door was opened
while the power switch
was in ACCESSORY
mode).
Turn the power switch off
and close the driver’s
door.
The power switch was
turned off while the
driver’s door was open.
Close the driver’s door.