LEXUS RC350 2018 Owners Manual

1413-1. Key information
3
Operation of each component
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
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. 518)
■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.

1423-1. Key information
RC350_RC300 AWD_RC3 00_RC F_U(OM24748U)
■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 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. 152) on and lock the glove box ( P. 351) 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 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.
●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.

1433-1. Key information
3
Operation of each component
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
■Electronic key battery depletion
●The standard battery life is 1 to 2 years. (The card key battery life is about a year and a
half.)
●If the battery becomes low, an alarm will sound in the cabin when the engine is stopped.
( P. 485)
●As the electronic key always receives ra dio waves, the battery will become depleted
even if the electronic key is not used. The following symptoms indicate that the elec-
tronic key battery may be depleted. Replace the battery when necessary. ( P. 427)
• The smart access system with push-button start or the wireless remote control does
not operate.
• The detection area becomes smaller.
• The LED indicator on the key surface does not turn on.
●To avoid serious deterioration, do not leave the electronic key within 3 ft. (1 m) of the
following electrical appliances that produce a magnetic field:
•TVs
• Personal computers
• Cellular phones, cordless phones and battery chargers
• Recharging cellular phones or cordless phones
•Table lamps
• Induction cookers
■Replacing the battery
 P. 427
■Confirmation of the registered key number
The number of keys already registered to the vehicle can be confirmed. Ask your Lexus
dealer for details.
■If a wrong key is used
The key cylinder rotates freely, isol ated from the internal mechanism.

1443-1. Key information
RC350_RC300 AWD_RC3 00_RC F_U(OM24748U)
NOTICE
■To prevent key damage
●Do not drop the keys, subject them to strong shocks or bend them.
●Do not expose the keys to high temp eratures for long periods of time.
●Do not get the keys wet or wash them in an ultrasonic washer etc.
●Do not attach metallic or magnetic materials to the keys or place the keys close to
such materials.
●Do not disassemble the keys.
●Do not attach a sticker or anything else to the surface of the electronic key.
●Do not place the keys near objects that pr oduce magnetic fields, such as TVs, audio
systems and induction cookers.
■Carrying the electronic key on your person
Carry the electronic key 3.9 in. (10 cm) or mo re away from electric appliances that are
turned on. Radio waves emitted from electric appliances within 3.9 in. (10 cm) of the
electronic key may interfere with the key, causing the key to not function properly.
■In case of a smart access system with push-button start malfunction or other key-
related problems
Take your vehicle with all the electronic keys provided with your vehicle, including the
card key, to your Lexus dealer.
■When an electronic key is lost
If the electronic key remains lost, the risk of vehicle th eft increases significantly. Visit
your Lexus dealer immediately with all rema ining electronic keys and the card key that
were provided with your vehicle.
■Handling the card key (if equipped)
●Do not apply excess force when inserting th e mechanical key into the card key. Doing
so may damage the card key.
●If the battery or card key terminals get wet, the battery may corrode.
If the key is dropped into water, or if drin king water etc. is spilled on the key, immedi-
ately remove the battery cover and wipe th e battery and terminals. (To remove the
battery cover, lightly grasp and pull it.) If the battery is corroded, have your Lexus
dealer replace the battery.
●Do not crush the battery cover or use a screwdriver to remove the battery cover.
Forcibly removing the battery cover may bend or damage the key.
●If the battery cover is frequently removed, the battery cover may become loose.
●When installing the battery, make sure to check the direction of the battery.
Installing the battery in the wrong directio n may cause the battery to deplete rapidly.
●The surface of the card key may be damaged, or its coating may peel off in the follow-
ing situations:
• The card key is carried together with hard objects, such as coins and keys.
• The card key is scraped with a sharp object, such as the tip of a mechanical pencil.
• The surface of the card key is wiped with thinner or benzene.

145
3
Operation of each component
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
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 be changed. ( P. 149, 569)
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 custom ized at your Lexus dealer.
Doors
Unlocking and locking the doors from the outside
1
2
1
2

1463-2. Opening, closing and locking the doors and trunk
RC350_RC300 AWD_RC3 00_RC F_U(OM24748U)
■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 th e 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 plate lights automati cally turn on at night when
the doors are unlocked using the entry function 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 d oor to stop the buzzer, and lock the vehicle
once more.
■Setting the alarm
Locking the doors will set the alarm system. ( P. 80)
■If the smart access system with push-button 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. 518)
Replace the key battery with a new one if it is depleted. ( P. 427)
Use your palm to touch the lock sensor.

1473-2. Opening, closing and locking the doors and trunk
3
Operation of each component
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
◆Door lock switches
Locks both side doors
Unlocks both side doors
◆Inside lock buttonsLocks the door
Unlocks the door
Both side doors can be opened by
pulling the inside handle even if the
lock buttons are in the lock position.
Move the inside lock button to the lock position.
Close the door.
The door cannot be locked if the engine switch is in ACCESSORY or IGNITION
ON mode, or the electronic key is left inside the vehicle. However, the key may not be
detected correctly and the door may be locked.
Unlocking and locking the doors from the inside
1
2
1
2
Locking the doors from the outside without a key
1
2

1483-2. Opening, closing and locking the doors and trunk
RC350_RC300 AWD_RC3 00_RC F_U(OM24748U)
The following functions can be set or canceled:
For instructions on customizing, refer to P. 569.
Automatic door locking and unlocking systems
FunctionOperation
Speed linked door locking function
Both side doors are automatically locked
when vehicle speed is approximately
12 mph (20 km/h) or higher.
Shift position linked door locking functionBoth side doors are automatically locked
when the shift lever is shifted to a position
other than P.
Shift position linked door unlocking func-
tionBoth side doors are automatically
unlocked when the shift lever is shifted to
P.
Driver's door linked door unlocking func-
tionBoth side doors are automatically
unlocked when driver’s door is opened.

1493-2. Opening, closing and locking the doors and trunk
3
Operation of each component
RC350_RC300 AWD_RC300_RC F_U(OM24748U)
■Side window open/close function linked to door operation
When a door is opened, its window opens s lightly. When a door is closed, its window
closes completely.
■Switching the door unlock function
It is possible to set which doors the entry function unlock s using the wireless remote con-
trol.
Turn the engine switch off.
When the indicator light on the key surface is not on, press and hold , or
for approximately 5 seconds while pressing and holding .
The setting changes each time an operation is performed, as shown below. (When
changing the setting continuously, release the buttons, wait for at least 5 seconds, and
repeat step .)
To prevent unintended triggering of the alarm, unlock the doors using the wireless
remote control and open and close a door once after the settings have been changed. (If
a door is not opened within 60 seconds af ter is pressed, the doors will be locked
again and the alarm will automatically be set.)
In a case that the alarm is triggered, immediately stop the alarm. ( P. 80)
■Impact detection door lock release system
In the event that the vehicle is subject to a strong impact, both side doors are unlocked.
Depending on the force of the impact or the type of accident, however, the system may
not operate.
■Using the mechanical key
The doors can also be unlocked with the mechanical key. ( P. 518)
■Conditions affecting the oper ation of the smart access system with push-button start
or wireless remote control
 P. 158
■Customization
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features: P. 569)
1
2
2
Multi-information
displayUnlocking functionBeep
Holding the driver’s door handle
unlocks only the driver’s door.
Exterior: Beeps 3 times
Interior: Pings once
Holding the passenger’s door
handle unlocks both side doors.
Holding either door handle
unlocks both side doors.Exterior: Beeps twice
Interior: Pings once

1503-2. Opening, closing and locking the doors and trunk
RC350_RC300 AWD_RC3 00_RC F_U(OM24748U)
WARNING
■To prevent an accident
Observe the following precautions while driving the vehicle.
Failure to do so may result in a door open ing and an occupant being thrown out of the
vehicle, resulting in death or serious injury.
●Ensure that both side doors ar e properly closed and locked.
●Do not pull the inside handle of the doors while driving.
The doors may be opened even if the inside lock buttons are in locked position.
■Side window open/close function linked to door operation
Do not hold the upper edge of the side window when you close the door. Otherwise,
your fingers or hand may be caught in the window.