2018 LEXUS RC350 lock

1513-2. Opening, closing and locking the doors and trunk
3
Operation of each component
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
Press the opener switch.
◆Smart access system with push-button start
While carrying the electronic key,
press the button on the trunk lid.
When both side doors are unlocked
using one of the following methods,
the trunk can be opened without the
electronic key:
• Entry function
• Wireless remote control
• Door lock switches
• Automatic door unlocking system
• Mechanical key
◆Wireless remote control
Press and hold the switch.
A buzzer sounds.
Trunk
The trunk can be opened using the trunk opener, entry function or wireless
remote control.
Opening the trunk from inside the vehicle
Opening the trunk from outside the vehicle

1523-2. Opening, closing and locking the doors and trunk
RC350_RC300 AWD_RC3 00_RC F_U(OM24748U)
Using the trunk grip, lower the trunk
without applying force to the side and
push the trunk down from the outside
to close it.
To protect luggage stored in the trunk ag ainst theft, the luggage security system
can be set to on.
RC350/RC300: Move the lug-
gage security system levers to the
lock position.
To lock a luggage security system lever
from inside the cabin, fold the rear seat-
back forward, move the lever to the lock
position, and return the seatback to its
original position.
RC F: Close the inside trunk door. ( P. 357)
To disable the trunk opener, turn the
main switch in the glove box off. On
Off
When the main switch is off, the trunk
lid cannot be opened even with the
wireless remote co ntrol or entry
function.
When closing the trunk
Luggage security system
1
1
2
1
2

1533-2. Opening, closing and locking the doors and trunk
3
Operation of each component
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
■Trunk light
●The trunk light turns on when the trunk is opened.
●If the trunk light is left on when the engine sw itch is turned off, the light will go off auto-
matically after 20 minutes.
■Function to prevent the trunk being lo cked with the electronic key inside
●When both side 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 trunk release button on the
trunk lid.
●If the spare electronic key is put in the trunk with both side doors locked, the key con-
finement prevention function is activated so the trunk can be opened. In order to pre-
vent theft, take all el ectronic keys with you when leaving the vehicle.
●If the electronic key is put in the trunk with both side doors locked, the key may not be
detected depending on the location of the key and the surrounding radio wave condi-
tions. In this case, the key confinement prevention function cannot be activated, causing
the doors to lock when the trunk is closed. Make sure to check where the key is before
closing the trunk.
●The key confinement prevention function cannot be activated if either door is unlocked.
In this case, open the trunk using the trunk opener.
■Internal trunk release lever
■Using the mechanical key
The trunk can be also opened using the mechanical key. ( P. 519)
■If the smart access system with push-button start or the wireless remote control does
not operate properly
Use the mechanical key to unlock the trunk. ( P. 519)
Replace the key battery with a new one if it is depleted. ( P. 427)
■When leaving a key to the vehicle with a parking attendant
P. 142
■Customization
The trunk unlocking operation can be changed. (Customizable features:  P. 569)
The trunk lid can be open
ed by pulling the glow-
in-the-dark lever located on the inside of the
trunk lid upward.
The lever will continue to glow for some time
after the trunk lid is closed.

1543-2. Opening, closing and locking the doors and trunk
RC350_RC300 AWD_RC3 00_RC F_U(OM24748U)
WARNING
Observe the following precautions.
Failure to do so may result in death or serious injury.
■Before driving
●Make sure that the trunk lid is fully closed. If the trunk lid is not fully closed, it may
open unexpectedly while driv ing and hit near-by objects or luggage in the trunk may
be thrown out, causing an accident.
●Do not allow children to play in the trunk.
If a child is accidentally locked in the trun k, they could suffer from heat exhaustion,
suffocation or other injuries.
●Do not allow a child to open or close the trunk lid.
Doing so may cause the trunk lid to open unexpectedly, or cause the child’s hands,
head, or neck to be caught by the closing trunk lid.
■Important points while driving
Never let anyone sit in the trunk. In the even t of sudden braking or a collision, they are
susceptible to death or serious injury.

1553-2. Opening, closing and locking the doors and trunk
3
Operation of each component
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
WARNING
■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 surround-
ing 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 tr unk lid in windy weather as it may move
abruptly in strong wind.
●On an incline it is more difficult to open or close the trunk lid than on a level surface,
so beware of the trunk lid un expectedly opening or closin g by itself. Make sure that
the trunk lid is fully open and secure before using the trunk.
●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.
●When opening the trunk lid, take care so that
it does not hit anyone in the face or any other
part of the body.
●When closing the trunk li d, take extra care to
prevent your fingers etc. from being caught.
●When closing the trunk lid, make sure to
press it lightly on its outer surface. If the trunk
handle is used to fully close the trunk lid, it
may result in hands or arms being caught.

1563-2. Opening, closing and locking the doors and trunk
RC350_RC300 AWD_RC3 00_RC F_U(OM24748U)
●Locks and unlocks the doors (P. 145)
●Opens the trunk ( P. 151)
●Starts the engine ( P. 207)
■Antenna location
■Effective range (areas within which the electronic key is detected)
Smart access system with push-button start
The following operations can be perfor med simply by carrying the electronic
key (including the card key) on your person, for example in your pocket. The
driver should always carry the electronic key.
Antennas outside the cabin
Antennas inside the cabin
Antenna inside the trunk
Antenna outside the trunk
When locking or unlocking the doors
The system can be operated when the elec-
tronic 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 elec-
tronic key is within about 2.3 ft. (0.7 m) of
the trunk release button.
When starting the engine or changing engine switch modes
The system can be operated when the electronic key is inside the vehicle.1
2
3
4

1573-2. Opening, closing and locking the doors and trunk
3
Operation of each component
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
■Alarms and warning indicators
An alarm sounds and warning messages are di splayed on the multi-information display
to protect against unexpected accidents or th eft of the vehicle resulting from erroneous
operation. When a warning me ssage is displayed, take appropriate measures based on
the displayed message. ( P. 460)
When only an alarm sounds, circumstances and correction procedures are as follows.
■Battery-saving function
The battery-saving function w ill be activated in order to prevent the electronic key bat-
tery and the vehicle battery from being discharged while the vehicle is not in operation
for a long time.
●In the following situations, the smart acce ss system with push-button start may take
some time to unlock the doors.
• The electronic key has been left within appr oximately 6 ft. (2 m) of the outside of the
vehicle for 10 minutes or longer.
• The smart access system with push-button st art has not been used for 5 days or lon-
ger.
●If the smart access system with push-button start has not been used for 14 days or lon-
ger, the doors cannot be unlocked at the passe nger door. In this case, hold the driver’s
door handle, or use the wireless remote cont rol or mechanical key, to unlock the doors.
AlarmSituationCorrection procedure
Exterior alarm sounds
once for 5 seconds
The trunk was closed while
the electronic key was still
inside the trunk and both
side doors were locked.Retrieve the electronic key
from the trunk and close
the trunk lid.
An attempt was made to
lock the vehicle while a
door was open.Close both side doors and
lock the doors again.
Interior alarm sounds con-
tinuously
The engine switch was
turned to ACCESSORY
mode while the driver’s
door was open (or the
driver’s door was opened
while the engine switch
was in ACCESSORY
mode).
Turn the engine switch off
and close the driver’s door.
The engine switch was
turned off while the driver’s
door was open.
Close the driver’s door.

1583-2. Opening, closing and locking the doors and trunk
RC350_RC300 AWD_RC3 00_RC F_U(OM24748U)
■Electronic Key Battery-Saving Function
When battery-saving mode is set, battery depletion is minimized by stopping the elec-
tronic key from receiving radio waves.
■Conditions affecting operation
The smart access system with push-button st art uses weak radio waves. In the following
situations, the communication between the electronic key and the vehicle may be
affected, preventing the smar t access system with push-but ton start, wireless remote
control and engine immobilizer system from operating properly.
(Ways of coping: P. 518)
●When the electronic key battery is depleted
●Near a TV tower, electric power plant, gas st ation, radio station, large display, airport or
other facility that generates strong radio wave s or electrical noise
●When carrying a portable radio, cellular phone, cordless phone or other wireless com-
munication device
●When the electronic key is in contact wi th, or is covered by the following metallic
objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
•Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
●When other wireless keys (that emit radio waves) are being used nearby
●When carrying the electronic key together with the following devices that emit radio
waves
• Another vehicle’s electronic key or a wireless key that emits radio waves
• Personal computers or person al digital assistants (PDAs)
• Digital audio players
• Portable game systems
●If window tint with a metallic content or me tallic objects are attached to the rear win-
dow
●When the electronic key is placed near a battery charger or electronic devices
Press twice while pressing and holding
. Confirm that the electronic key indica-
tor flashes 4 times.
While the battery-saving mode is set, the smart
access system with push -button start cannot be
used. To cancel the function, press any of the
electronic key buttons.