2021 HYUNDAI SONATA HYBRID light

Convenient Features
5-6
Locking your vehicle
(Touch sensor type)
ODN8059236
1. Close all of the doors, the hood and
the trunk.
2. Make sure you have the smart key in
your possession and touch either the
touch sensor on the door handle (the
engraved part) or press the Door Lock
button (1) on the smart key.
3. The doors, hood and trunk are locked.
The chime will sound once and the
hazard warning lights will blink.
• The door handle button will only
operate when the smart key is within
28~40 inches (0.7~1 m) from the
outside door handle.
• Make sure the doors are locked by
pulling the door handle.
• If you locked the door with the touch
sensor on the door handle, the doors
cannot be unlocked with the sensor
within 3 seconds.
Even though you press the outside door
handle button or touch the touch sensor,
the doors will not be locked and the
chime will sound for 3 seconds if any of
the following occurs:
• The Smart Key is in the vehicle
• The Engine Start/Stop button is in
ACC or ON position.
• Any door except the trunk is opened.
CAUTION
When you leave your vehicle with
the smart key, make sure to press the
button on the front door handle or
touch the touch sensor on the front
door handle to lock the doors after
close all of the doors, the hood and the
trunk. If you do not press the button
or touch the touch sensor firmly, the
doors might not be locked so please use
caution.
WARNING
Do not leave the Smart Key in your
vehicle with unsupervised children.
Unattended children could press the
Engine Start/ Stop button and may
operate power windows or other
controls, or even make the vehicle
move, which could result in serious
injury or death.

05
5 -7
Unlocking your vehicle
(When the Two Press Unlock feature
is off)
„„Button type
ODN8059001
„„Touch sensor type
ODN8059235
1. Make sure you have the smart key in
your possession.
2. Press the Door Unlock button (2) on
the smart key, press the button on the
front door handle or touch the door
unlock sensor inside of the front door
handle to unlock the doors.
3. All of the doors will unlock. When the
doors unlock, the hazard warning
lights will blink two times and the
chime will sound.
• The door handle button will only
operate when the smart key is within
28~40 inches (0.7~1 m) from the
outside door handle.
• If you do not open the door after
unlocking within 30 seconds, it will
return to the lock mode.
• If you unlocked the door with the door
handle, the doors cannot be locked
with the sensor within 2 seconds.
Unlocking your vehicle
(When the Two Press Unlock feature
is on)
1. Make sure you have the smart key in
your possession.
2. Press the Door Unlock button (2) on
the smart key, press the button on the
front door handle or touch the door
unlock sensor inside of the front door
handle to unlock the doors.
3. The driver’s door will unlock.
4. If you press the button on the front
door handle or touch the door unlock
sensor inside of the front door handle
to unlock the doors within 4 seconds,
all of the doors unlock. When the
doors unlock, the hazard warning
lights will blink two times and the
chime will sound.
• The door handle button will only
operate when the smart key is within
28~40 inches (0.7~1 m) from the
outside door handle.
• If you do not open the door after
unlocking within 30 seconds, it will
return to the lock mode.
• The factory default setting is in off
mode so you should set in the User’s
Settings mode.
• If you unlocked the door with the door
handle, the doors cannot be unlocked
with the sensor within 2 seconds.

Convenient Features
5-8
Two Press Unlock Feature
The priority for unlocking the driver door
only, or unlocking all the doors with
one press may be adjusted in the User
Settings mode in the cluster LCD display.
The Two Press Unlock feature, when
enabled, will require the user to press
the door unlock button once for driver
door only and twice for unlocking all the
doors.
Select or Deselect the Two Press Unlock
feature in the User Settings mode in the
cluster LCD display. The option can be
found under the following menu:
User Settings → Door → Two Press Unlock
The Two Press Unlock feature can also be
enabled or disabled by pressing the door
lock and unlock buttons simultaneously
on the Key FOB:
Press and hold both the Door Lock
button and the Door Unlock button
simultaneously until the hazard warning
lights blink.
This will enable or disable the Two Press
Unlock feature. Repeat this procedure to
enable/disable the mode again.
Information
If you press the front passenger outside
door handle with the smart key in your
possession, all the doors will unlock.
Smart Key Reminder
If the smart key is in the vehicle and
any door is opened, the doors will not
lock even though the lock button of the
central door lock switch is pressed.
Trunk opening
To open:
1. Make sure you have the smart key
in your possession and either press
inside the trunk emblem or press the
Trunk Unlock button (3) on the smart
key for more than one second.
2. Once the trunk is opened, the hazard
warning lights will blink two times.
• The trunk handle button will only
operate when the smart key is within
28~40 inches (0.7 ~1 m) from the trunk
handle.
• Once the trunk is opened and then
closed, the trunk will automatically
re-lock and the hazard warning will
blink once.
• If you leave the smart key and close
the trunk, the chime will sound for 5
seconds. In the case, the trunk cannot
be locked so open it with the trunk
handle button.
Panic button
Press and hold the Panic button (4) for
more than one second. The horn sounds
and hazard warning lights blink for about
30 seconds. To cancel the panic mode,
press any button on the Smart Key.

05
5-17
The solution allows for offline mode usage
when the mobile data connection of the
smartphone is weak. When you are in the
place where the mobile data connection
of your smartphone is available and
place your smartphone on the interior
authentication pad (wireless charger) and
start up your vehicle or contact the digital
key on the door handle to lock or unlock
the door, the remote renewal of security
information starts automatically. Even
though the engine is turned on, please
wait until the remote renewal process
is completed and wireless charger is
converted to charging mode.
CAUTION
The engine can be turned on if the
registered smartphone or card key is
placed on the interior authentication
pad (wireless charger). Do not leave
unsupervised children or people who
are not aware of the system since it
can result in serious injury or death.
Always keep the registered digital
key(smartphone or card key) with you to
prevent vehicle theft when leaving the
vehicle.
For more information, refer to the
Engine Start/Stop button in chapter 6.Remote Control with Digital Key
To use the remote control function with
your android smartphone, Bluetooth
must be turned on.
Remote Control Connection with Digital
Key
1. Open Hyundai digital key application
on the smartphone. Select the
vehicle to activate the remote control
function as a main vehicle.
2. Approach with the activated
smartphone app to your vehicle
and you can check whether the
connection is available. If it enables
your smartphone to connect, connect
with your vehicle by pressing the
connect button. The remote control
function is activated after completing
the process.
Remote Control Operation with Digital
Key
You can execute the remote control
operation including door lock/unlock,
panic on/off, remote start / remote
stop and trunk opening. The icon for
each function will be highlighted and
alarm/vibration also provided when the
operation is performed.
Note that you cannot lock your vehicle
using the Hyundai digital key app if any
of the following occurs:
• The POWER button is in ACC or ON
position.
• Any doors are open.
When the smartphone and the vehicle
are connected by the Bluetooth function
but the remote control command
cannot be received over 5 minutes, the
remote control connection is cancelled
automatically.

Convenient Features
5-18
CAUTION
• If metallic window tint was applied
to your vehicle, it may cause
bad Bluetooth connection or
performance degradation of the
digital key.
• If multiple users operate the remote
control function simultaneously, the
connection between the digital key
and the vehicle might result in failed
commands. Please connect and
operate the remote control function
only the necessary user.
• When using the remote control
operation, the driver (the remote
control user) should leave the vehicle
after confirming the door lock (the
chime sounds once and the hazard
warning lights blink).
• The remote functions of the Digital
Key app enables the vehicle to be
controlled from a set distance. If
the digital key or the vehicle goes
beyond the operable distance, the
remote control function might be
disconnected or cancelled.
• If the digital key (smartphone) is
connected with the vehicle for the
remote control, the driver with the
key goes far away from the vehicle,
the function might not work.
• If the remote control operation
is executed where the mobile
connection is weak, Bluetooth
connection is poor due to several
Bluetooth devices or there is an
object such as metal or concrete, it
might be delayed or the operable
distance might decrease. You should
not cover the smartphone with your
hand or place other devices which
can cause frequency interference. It
may result in poor performance.
• If the remote control function is not
available, please use NFC function to
lock or unlock the doors. Remote Start with Digital Key
•
When the shift button of your vehicle
is in P (Park) and all of the doors
including trunk and hood is locked
and the vehicle is off, press the Door
Lock button in the Hyundai Digital
Key app then press the Remote Start
button within 4 seconds.
You can confirm the engine is on if the
hazard warning lights blinks two times
and the chime sounds.
• If you want to turn off the engine,
press Remote Engine Stop. Air
Conditioner / Heating system
maintains the same status as when
you last used the vehicle.
• Unless you put the registered digital
key(smartphone) on the interior
authentication pad (wireless charger)
when the remote start function is on,
the engine will turn off.
• If you do not get on the vehicle within
10 minutes after the engine turns on,
the vehicle will turn off.
For more information, refer to the Engine
Start/Stop button in chapter 6.
Vehicle information Display
The digital key application displays
the vehicle information such as
driving or door conditions through the
communication with the vehicle.
• How to check : Select the vehicle
what you want to check and touch
the vehicle image, then vehicle
information display page will be
shown.
• Contents : accumulated odometer,
latest fuel economy, driving range,
fuel remaining, tire pressure, doors
lock/unlock status and last data
updated time.
ÃThe information displayed may differ
from the actual vehicle status.
ÃFor more information, please refer to
the ‘Tutorial’ on your Digital key app.

05
5-23
ODN8059237[1] : Door handle authentication pad
NFC door lock/unlock
You should contact digital key (card key)
to door handle authentication pad (1,
marked position near by the lock button)
of driver’s (or front passenger’s) outside
door for 2 seconds to lock or unlock the
doors. If the Two Press Unlock feature
is applied (press twice for unlocking),
driver’s seat door will be unlocked by
contacting the digital key (card key). In
this state, if you contact one more time
within 4 seconds, all the doors unlock.
Inoperable condition
If you do not contact the digital key (card
key) to the center of the door handle
authentication pad accurately., it may
not work. In addition, if you overlap and
use the key with NFC-enabled cards such
as transportation card or credit card, it
does not work.
Note that if you try to lock your vehicle
with digital key (card key) in following
cases, the doors will not be locked and
chime will sound for 3 seconds.
• The Smart Key is in the vehicle.
• The POWER button is in ACC or ON
position.
• Any of the doors, hood and trunk are
open If the digital key (card key) does not
work, please detach the key around
4 inches (0.1 m) from the handle
authentication pad and retry to contact.
The card key may be damaged by the
impact. It would not work properly if
the key is damaged. You should buy a
new card and register again. Long-time
exposure to high temperature may cause
the card key to malfunction. Please be
careful not to expose the key to direct
sunlight or high temperature.
After unlock the door or start up the
vehicle with digital key, even though
the driver tries to lock the doors by the
central door lock switch, the door lock
will be once locked and immediately
released at the moment of door closed.

Convenient Features
5-30
With the central door lock switch
„„Driver’s door
ODN8A059013
„„Front passenger’s door
ODN8059014
• When pressing the () portion (1) of
the switch, all vehicle doors will lock.
- If the key is in the ignition switch
and any door is opened, the doors
will not lock even though the lock
button (1) of the central door lock
switch is pressed.
-If the smart key is in the vehicle
and any door is opened, the doors
will not lock even though the lock
button (1) of the central door lock
switch is pressed.
• When pressing the (
) portion (2)
of the switch, all vehicle doors will
unlock.
• Doors indicating light (3)
When all vehicle doors are locked, the
indicating lights on the driver’s door
and passenger’s door will turn on. If
any door is unlocked, it would go off.
WARNING
• The doors should always be fully
closed and locked while the
vehicle is in motion. If the doors
are unlocked, the risk of being
thrown from the vehicle in a crash is
increased.
• Do not pull the inner door handle of
the driver’s or passenger’s door while
the vehicle is moving.
WARNING
Do not leave children or animals
unattended in your vehicle. An enclosed
vehicle can become extremely hot,
causing death or serious injury to
unattended children or animals who
cannot escape the vehicle.
Children might operate features of the
vehicle that could injure them, or they
could encounter other harm, possibly
from someone gaining entry to the
vehicle.
WARNING
Always secure your vehicle.
Leaving your vehicle unlocked increases
the potential risk to you or others from
someone hiding in your vehicle.
To secure your vehicle, while depressing
the brake, move the shift button to the
P (Park) position, engage the parking
brake, and place the ignition switch
in the LOCK/OFF position, close all
windows, lock all doors, and always
take the key with you.

Convenient Features
5-34
THEFT-ALARM SYSTEM
This system helps to protect your vehicle
and valuables. The horn will sound and
the hazard warning lights will blink
continuously if any of the following
occur:
-A door is opened without using the
remote key or smart key.
-The trunk is opened without using the
remote key or smart key.
-The engine hood is opened.
The alarm continues for 30 seconds, then
the system resets. To turn off the alarm,
unlock the doors with the remote key or
smart key.
The Theft Alarm System automatically
sets 30 seconds after you lock the doors
and the trunk. For the system to activate,
you must lock the doors and the trunk
from outside the vehicle with the remote
key or smart key or by pressing the
button on the outside of the door handle
with the smart key in your possession.
The hazard warning lights will blink and
the chime will sound once to indicate the
system is armed.
Once the security system is set, opening
any door, the trunk, or the hood without
using the remote key or smart key will
cause the alarm to activate.
The Theft Alarm System will not set if the
hood, the trunk, or any door is not fully
closed. If the system will not set, check
the hood, the trunk, or the doors are fully
closed.
Do not attempt to alter this system or
add other devices to it.
Information
• Do not lock the doors until all
passengers have left the vehicle. If the
remaining passenger leaves the vehicle
when the system is armed, the alarm
will be activated.
• If the vehicle is not disarmed with the
remote key or smart key, open the
doors by using the mechanical key
and place the ignition switch in the
ON position (for remote key) or start
the engine (for smart key) by directly
pressing the ignition switch with the
smart key.
• If the system is disarmed by unlocking
the vehicle, but neither a door or the
trunk is opened within 30 seconds, the
doors will relock and the system will
rearm automatically.