key fob Hyundai Sonata 2020 Owner's Manual

Convenient Features5-10
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.

Convenient Features5-12
Mechanical key
If the Smart Key does not operate
normally, you can lock or unlock the
driver’s door by using the mechanical
key.
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To remove the mechanical key from the
smart key FOB, slide the release lever in
the direction of the arrow (1) and then
pull the mechanical key (2) outward.
To unlock the vehicle using the
mechanical key. insert the mechanical
key into the key hole in the driver door.
To reinstall the mechanical key into the
FOB, insert the key in the top of the key
FOB and push inward until a click sound
is heard.
Loss of a smart key
A maximum of two Smart Keys can be
registered to a single vehicle. If you
happen to lose your smart key, you
should immediately take the vehicle
and remaining keys to your authorized
HYUNDAI dealer or tow the vehicle, if
necessary.
Smart key precautions
The smart key may not work if any of the
following occur:
• The smart key is close to a radio transmitter such as a radio station or
an airport which can interfere with
normal operation of the transmitter.
• The smart key is near a mobile two way radio system or a cellular phone.
• Another vehicle’s smart key is being operated close to your vehicle.
If the smart key does not work correctly,
open and close the door with the
mechanical key. If you have a problem
with the smart key, contact an authorized
HYUNDAI dealer.
If the smart key is in close proximity to
your mobile phone, the signal could be
blocked by your mobile phone’s normal
operational signals. This is specifically
relevant when the phone is active such
as making and receiving calls, text
messaging, and/or sending/receiving
emails. When possible, avoid keeping the
smart key and your mobile phone in the
same location such as a pants or jacket
pocket in order to avoid interference
between the two devices.
Information
This device complies with Part 15 of the
FCC rules.
Operation is subject to the following three
conditions:
1. This device may not cause harmful
interference, and
2. This device must accept any
interference received, including
interference that may cause undesired
operation.
3. Changes or modifications not expressly
approved by the party responsible
for compliance could void the user’s
authority to operate the device.
NOTICE
Keep the smart key away from
electromagnetic materials that blocks
electromagnetic waves to the key
surface.
NOTICE
Always have the smart key with you
when leaving the vehicle. If the smart
key is left near the vehicle, the vehicle
battery may be discharged.

Convenient Features5-24
3. Register the NFC card key on the User’s Settings menu after turning on
the vehicle.

 With Navigation screen : From the
infotainment screen menu, go to
[Setup] - [Vehicle] - [Digital Key] -
[Card Key] then select the [Save] from
submenu.

 Without navigation screen : From
cluster menu, go to [Digital Key] -
[Card Key] and select [Save].
The [Save] button will be disabled if
the digital key (Card key) is already
saved.
Please refer to “Digital Key Delete” in
this manual and follow the digital key
delete procedure in your car before
Digital key save.
4. Place the NFC card key onto the interior authentication pad (wireless
charger). The saving process will
begin automatically.
5. If the key is enrolled, the message will be displayed on the infotainment
screen or instrument cluster.
• Once the card key registration mode is activated, the process should be
completed within 5 minutes. After
then, you should reactivate once
again for registration.
• For the digital key(card key) saving, the smart key(fob) must be exist inside
of vehicle.
• Once a Card key is registered, it cannot be reuse onto another vehicle.
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Digital key (Card key) deletion
You should have the smart key to delete
the digital k
ey (card key) so please carry
around the key.
1. Get on the vehicle with the smart key.
2. Delete the NFC card key on the User’s Settings menu after turning on the
engine.

 With Navigation screen : From the
infotainment screen menu, go to
[Setup] - [Vehicle] - [Digital Key] -
[Card Key] then select the [Delete]
from submenu.

 Without navigation screen : From
cluster menu, go to [Digital Key] -
[Card Key] and select [Delete].
If there is no saved digital key(card key),
[Delete] menu will not be activated.