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96
LS600h/LS600hL_EE(OM50G20E)
1-3. Theft deterrent system
The indicator light flashes after the
power switch has been turned off to
indicate that the system is operating.
The indicator light stops flashing
after the power switch has been
turned to ACCESSORY or ON
mode to indicate that the system has
been canceled.
■System maintenance
The vehicle has a maintenance-free type immobilizer system.
■Conditions affecting operation
Depending on surrounding environment and conditions, the immobilizer system
may not operate properly. This may prevent the hybrid system from starting.
( P. 159)
Immobilizer system
The vehicle’s keys have built-in transponder chips that prevent the
hybrid system from starting if a key has not been previously registered
in the vehicle’s on-board computer.
Never leave the keys inside the ve hicle when you leave the vehicle.
This system is designed to help pr event vehicle theft but does not guar-
antee absolute security ag ainst all vehicle thefts.
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1051-3. Theft deterrent system
1
For safety and security
LS600h/LS600hL_EE(OM50G20E)
■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 are 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 recharging or replacing the 12-volt battery.
●The doors or trunk are unlocked using the
mechanical key.
●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. 609)
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If mo dified or removed, the proper operation
of the system cannot be guaranteed.
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139
3
Operation of
each component
LS600h/LS600hL_EE(OM50G20E)
3-1. Key information
Keys .................................................. 140
3-2. Opening, closing and
locking the doors
and trunk
Smart entry & start system ...... 149
Wireless remote control............ 171
Doors ................................................176
Trunk ................................................ 180
3-3. Adjusting the seats
Front seats...................................... 187
Power rear seat ........................... 194
Driving position memory ........ 207
Rear seat position memory......212
Head restraints .............................214
3-4. Adjusting the steering
wheel and mirrors
Steering wheel ............................. 218
Inside rear view mirror ..............219
Outside rear view mirrors........221
3-5. Opening, closing the
windows and moon roof
Power windows .......................... 225
Moon roof ..................................... 229
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140
LS600h/LS600hL_EE(OM50G20E)
3-1. Key information
The following keys are provided with the vehicle.
Electronic keys
• Operating the smart entry & start
system ( P. 149)
• Operating the wireless remote
control function ( P. 171)
Mechanical keys
Key number plate
Card key (electronic key)
(if equipped)
Operating the smart entry & start sys-
tem ( P. 149)
Keys
The keys
1
2
3
4
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1413-1. Key information
3
Operation of each component
LS600h/LS600hL_EE(OM50G20E)
To take out the mechanical key:
Electronic keys: Slide the release
lever and take the key out.
Card key: Press the lock 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 cannot be inserted in a lock cylin-
der, turn it over and re-attempt to
insert it.
After using the mechanical key, store
it in the electronic key. Carry the
mechanical key together with the
electronic key. If the electronic key
battery is depleted or the entry func-
tion does not operate properly, you
will need the mechanical key.
( P. 603)
Using the mechanical key
Page 142 of 676

1423-1. Key information
LS600h/LS600hL_EE(OM50G20E)
■Electronic keys
●Part of the electronic key uses leather. Refer to P. 480 for details on cleaning the
leather portion.
●When cleaning the metallic portion, wet a cloth and firmly wring out any excess
water from it, then thoroughly wipe off any dirt.
●When not using the electronic key for an extended period of time, store it in a dry
place of normal temperature away from direct sunlight and interior light after
removing any dirt.
■Card key (if equipped)
●The card key is not waterproof.
●The mechanical key that is stored inside the card key should be used only if a prob-
lem 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
Turn the trunk opener main switch off and lock the glove box as circumstances
demand. ( P. 181, 433)
Remove the mechanical key for your own use and provide the attendant with the
electronic key only.
●To store the mechanical key in the card key,
insert it while pressing the lock release but-
ton.
●If the battery cover is not installed and the
battery falls out or if the battery was
removed because the key got wet, reinstall
the battery with the positive terminal facing
the Lexus emblem.
Page 143 of 676
1433-1. Key information
3
Operation of each component
LS600h/LS600hL_EE(OM50G20E)
■If you lose your mechanical keys
New genuine mechanical keys can be made by any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional using the other
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
buttons on the electronic key while inside the aircraft 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.
Page 144 of 676
1443-1. Key information
LS600h/LS600hL_EE(OM50G20E)
■Certification for the card key
-Replace only with the same or equivalent type recommended by the manufacturer.
-Dispose of used batteries according to the local laws.