Page 78 of 684
781-2. Theft deterrent system
RC350/RCF_U (OM24636U)
The alarm uses light and sound to give an alert when an intrusion is detected.
The alarm is triggered in the following situations when the alarm is set:
●A locked door or trunk is unlocked or opened in any way other than using the
entry function, wireless remote control or mechanical key. (The doors will lock
again automatically.)
●The hood is opened.
Close the doors, trunk and hood, and
lock both side doors. The system will be
set automatically after 30 seconds.
The indicator light changes from being
on to flashing when the system is set.
Do one of the following to de activate or stop the alarms:
●Unlock the doors or open the trunk.
●Turn the engine switch to ACCESSORY or IGNITION ON mode, or start
the engine. (The alarm will be deactivat ed or stopped after a few seconds.)
Alarm
The alarm
Setting the alarm system
Deactivating or stopping the alarm
Page 79 of 684

791-2. Theft deterrent system
1
For safety and security
RC350/RCF_U (OM24636U)
■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 (if equipped) 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
The door automatically locks when the following occurs:
●When a person remaining in the vehicle unlocks the door and the alarm is activated.
●While the alarm is activated, a person remaining in the vehicle unlocks the door.
●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 9 5 )
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.
Page 129 of 684
129
Operation of
each component
3
RC350/RCF_U (OM24636U)
3-1. Key information
Keys .................................................. 130
3-2. Opening, closing and locking the doors and trunk
Doors ............................................... 135
Trunk ................................................... 141
Smart access system with push-button start...................... 146
3-3. Adjusting the seats Front seats .......................................152
Rear seats ....................................... 155
Driving position memory ..........157
Head restraints .............................. 161
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................. 164
Inside rear view mirror.............. 166
Outside rear view mirrors .......................................... 168
3-5. Opening, closing the windows and moon roof
Power windows .............................. 171
Moon roof .......................................175
Page 130 of 684
130
RC350/RCF_U (OM24636U)3-1. Key information
The following keys are provided with the vehicle.
Electronic keys
• Operating the smart access systemwith push-button start ( P. 1 4 6 )
• 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 4 6 )
Locks the doors ( P. 1 3 5 )
Unlocks the doors ( P. 1 3 5 )
Opens the windows and moon roof
*
( P. 1 3 5 )
Opens the trunk ( P. 1 4 1 )
Sounds the alarm ( P. 131)
*: This setting must be customized at your
Lexus dealer.
Keys
The keys
1
2
3
4
Wireless remote control
1
2
3
4
5
Page 131 of 684
1313-1. Key information
3
Operation of each component
RC350/RCF_U (OM24636U)
To take out the mechanical key, push
the 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 can-
not be inserted in a lock cylinder, turn it
over and re-attempt to insert it.
After using the mechanical key, store it
in the electronic key. Carry the mechan-
ical key together with the electronic key.
If the electronic key battery is depleted
or the entry function does not operate
properly, you will need the mechanical
key. (P. 5 9 0 )
■Panic mode
Using the mechanical key
When is pressed for longer than about
one second, an alarm will sound intermittently
and the vehicle lights will flash to deter any per-
son from trying to break into or damage your
vehicle.
To stop the alarm, press any button on the elec-
tronic key.
Page 132 of 684

1323-1. Key information
RC350/RCF_U (OM24636U)
■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. 142) on and lock the glove box ( P. 432) 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.
Page 135 of 684

135
3
Operation of each component
RC350/RCF_U (OM24636U)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 door handle to unlock both
side 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 3 9 , 6 3 5 )
Touch the lock sensor (indentation on the side of the door handle) to lock
both side doors.
Check that the door is securely locked.
◆Wireless remote control
Locks both side doors
Check that the door is securely
locked.
Unlocks both side doors
Pressing the button unlocks the
driver’s door. Pressing the button
again within 5 seconds unlocks the
other door.
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
1
2
1
2
Page 136 of 684

1363-2. Opening, closing and locking the doors and trunk
RC350/RCF_U (OM24636U)
■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 side marker, parking, tail and license plat e lights automatically turn on at night when
the doors are unlocked using the entry functi on 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 surface of the door handle
■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 8 )
■If the smart access system with push-butto n start or the wireless remote control does
not operate properly
Use the mechanical key and/or inside lock buttons to lock and unlock the doors.
( P. 5 9 0 )
Replace the key battery with a new one if it is depleted. ( P. 5 0 7 )
Use your palm to touch the lock sensor.