
05
5-21
Remote Start with Digital Key
• When the shift lever 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 into 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.
ÃDisplay
ed vehicle date could be
differed from the current vehicle
condition.
à For mor
e information, please refer to
the ‘Tutorial’ on your Digital key app. Smartphone change/App deletion
If you change your smartphone or delete
the Hyundai Digital Key App, please refer
to the following to set up your Digital
Key:
Smartphone Change/ Reset
If you change or reset the smartphone,
the registered digital key in your previous
smartphone may not be used. Please
refer to following procedure to use the
digital key.
1.
Install the digital k
ey application and
log in.
2.
If you ar
e the owner, retry the Digital
key save process.
3.
If you ar
e the sharer, need to re-share
the key from owner.
App delete & reinstall/ Delete App data
You can re-download the digital key from
the server and follow these procedures.
1.
Reins
tall the application and log in.
2.
Input the PIN number for user
v
erification.
3.
If PIN is correct, digital k
ey data
will be re-downloaded to your
smartphone and you can use it
without any further registration or
sharing.
Smartphone operability with Digital Key
The digital key application may not be
available to older type smartphones.
Please check the available smartphone
models with your dealer. NFC antenna
position on the smartphone can be
confirmed on each smartphone’s manual
or contact to customer service center of
the smartphone manufacture.

Convenient Features
5-22
CAUTION
• Do not leave the registered digital
key (smartphone) and card key in
your vehicle. Please carry around
your keys all the time.
• If you happen to lose your digital
key (smartphone) or card key
registered as a main user’s key, you
should immediately delete the key
on the vehicle’s key menu. For more
information, refer to the Digital Key
Deletion in this chapter.
• If you registered your digital key
(smartphone) or card key in the
vehicle, a message appears on the
instrument cluster and informs you
that the key is registered.
(Message: Digital key(s) active.)
• If you buy a used vehicle, you should
confirm the message and delete the
registered smartphone key and card
key. In this case, you should carry
your smart key.
• If you keep place the NFC card
of the digital key on the interior
authentication pad (wireless
charger) while driving, it may cause a
malfunction of the NFC card.
• You should remove your NFC card
of the digital key on the interior
authentication pad after turning on
the engine.
• Hyundai digital key app may not
work properly when the NFC or
Bluetooth communication between
smartphone and car is poor.
• If the remote control operation
is executed where the mobile
connection is weak, Bluetooth
connection is poor due to other
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
activated, please use NFC function to
lock or unlock the doors
• You should be careful not to
press the remote control button
on the digital key (smartphone)
accidentally.
• If the digital key (smartphone) is
discharged or defective or you
cannot use the digital key since the
vehicle battery is discharged, use the
inside door lock button to lock all of
the doors.
CAUTION
• Hyundai digital key app on the
smartphone and card key may not
work if any of the following occurs:
-Hyundai digital ke
y app on the
smartphone is deleted. (Required
to reinstall the app)
- Ac
count log in information of
Hyundai digital key app is expired.
(Required to re-log in)
- When you try t
o log in to another
smartphone instead of the
registered smartphone with same
user account.
- Smartphone roo
ting or app
hacking is detected.
- Smartphone batt
ery or the vehicle
battery is discharged.
- Smartphone’
s screen is off or
locked.
- NFC or Blue
tooth is turned off on
the smartphone settings.
- Smartphone’
s mobile network
setting is off or airplane mode is
activated.
- A credit car
d is overlapped in the
back of your smartphone or metal
or thick case is used.
- The card k
ey is overlapped with
other credit cards or the key is
used as inserted in the wallet or
card wallet.
![HYUNDAI ELANTRA 2021 Owners Manual Convenient Features
5-24
3. Register the NFC card key on the
User’s Settings menu after turning on
the vehicle.
à With Naviga
tion screen : From the
infotainment screen menu, go to
[Setup] - HYUNDAI ELANTRA 2021 Owners Manual Convenient Features
5-24
3. Register the NFC card key on the
User’s Settings menu after turning on
the vehicle.
à With Naviga
tion screen : From the
infotainment screen menu, go to
[Setup] -](/manual-img/35/41160/w960_41160-159.png)
Convenient Features
5-24
3. Register the NFC card key on the
User’s Settings menu after turning on
the vehicle.
à With Naviga
tion screen : From the
infotainment screen menu, go to
[Setup] - [Vehicle] - [Digital Key] -
[Card Key] then select the [Save] from
submenu.
à Without naviga
tion 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 car
d key onto the
interior authentication pad (wireless
charger). The saving process will
begin automatically.
5.
If the ke
y 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.
ODN8A059243
ODN8A059132
Digital key (Card key) deletion
You should have the smart key to delete
digital key (card key). Please have the
smart key in your possession.
1.
Get in
to the vehicle with the smart
key.
2.
Delet
e the NFC card key on the User’s
Settings menu after turning on the
engine.
à With Naviga
tion screen : From the
infotainment screen menu, go to
[Setup] - [Vehicle] - [Digital Key] -
[Card Key] then select the [Delete]
from submenu.
à Without naviga
tion 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.

Convenient Features
5-26
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.Start-up with Card key
After placing your registered card key
onto the interior authentication pad
(wireless charger), step on the brake and
press the Engine Start/Stop button.
WARNING
•
If you do not place the digital key
(card key) onto the center of the
interior authentication pad (wireless
charger) exactly, the card key may
not be recognized. If the engine is
not turned on, adjust and place the
key again.
• If you overlap and use the key
with NFC-enabled cards such as
transportation card or credit card,
the card key may not be recognized.
• 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 due to
impact. It would not work properly if
the key is damaged. You should buy a
new card and register again.
For more information, refer to the
Engine Start/Stop button in chapter 6.

Convenient Features
5-36
Rear Occupant Alert (ROA)
System
This function helps prevent the driver
from leaving a passenger in the rear
seats.
If your vehicle is equipped with
additional navigation, please refer
to the infotainment system manual
separately supplied.
OCN7050135L
NOTICE
When the driver turns off the engine
and opens the driver’s door after
opening and closing a rear door, a
warning message “Check rear seats”
appears.
WARNING
The rear seat passenger alarm system
provides information to the driver to
check the rear seats but it does not
detect whether there is an object or
passenger in the back seats. Please
check the rear seats always when
leaving the vehicle.
CAUTION
The door open and close history is
initialized if the driver turns off the
engine and lock the vehicle door. Even
though the rear door is not opened
again, the alarm may sound if there is
the previous record. For example, if the
driver does not lock the vehicle door
and opens the door to get off after the
alarm sounds, the alarm may go off.

05
5-37
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 remo
te key or smart key.
- The trunk is opened without using the remo
te key or smart key.
- The engine hood is opened.
The alarm continues f
or 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) and wait for 30
seconds.
• When the system is disarmed but a
door or trunk is not opened within 30
seconds, the system will be rearmed.

05
5-43
WARNING
Before programming HomeLink® to a
garage door opener or gate operator,
make sure people and objects are out
of the way of the device to prevent
potential harm or damage. Do not
use the HomeLink® with any garage
door opener that lacks the safety
stop and reverse features required
by U.S. federal safety standards (this
includes any garage door opener model
manufactured before April 1, 1982).
A garage door that cannot detect an
object - signaling the door to stop and
reverse - does not meet current U.S.
federal safety standards. Using a garage
door opener without these features
increases the risk of serious injury or
death.
Programming HomeLink
®
Please note the following:
• When
pr
ogramming
a gar
age
door opener, it is advised t
o park the
vehicle outside of the garage.
• It
is r
ecommended
tha
t
a ne
w
ba
ttery
be placed in the hand-held transmitt
er
of the device being programmed to
HomeLink® for quicker training and
accurate transmission of the radio-
frequency signal.
• Some
v
ehicles
ma
y
r
equire
the Engine S
tart/Stop button to be in the
ACC (or “Accessories”) position for
programming and/or operation of
HomeLink®.
• In
the e
vent
tha
t
ther
e
ar
e
s
till
progr
amming difficulties or questions
after following the programming steps
listed below, contact HomeLink® at:
www.homelink.com, www.youtube.
com/HomeLinkGentex or by calling
1-800-355-3515. Programming
To program most devices, follow these
instructions:
OCN7050085N
1. Press and release (1), (2) or (3) button.
•
If the indica
tor
(
4)
is turned ON in Orange, go t
o Step 3) since it is a
new programming.
•
If the indica
tor
(
4)
is con
tinuously
turned ON or flashes in Green r
apidly
several times, go to Step 2) since it is
a programmed button.
2.
Press and hold the butt
on you wish
to program for approximately 15-
25 seconds until the LED flashes in
Orange for several times.
3.
Hold the Gar
age Door Opener Original
Transmitter near the HomeLink Mirror.

Convenient Features
5-54
NOTICE
Do not install any accessories on the
windows. The automatic reverse
feature may not operate.
Power window lock switch
OCN7050027
The driver can disable the power window
switches on the rear passenger doors by
pressing the power window lock switch.
When the power window lock switch is
pressed:
• The rear passenger control will not
be able to operate the rear passenger
power window
• Note that the front passenger control
is still able to operate the front
passenger window, and that the driver
master control can still operate all the
power windows.
NOTICE
• To prevent possible damage to the
power window system, do not open
or close two windows or more at the
same time. This will also ensure the
longevity of the fuse.
• Never try to operate the main
switch on the driver’s door and the
individual door window switch in
opposite directions at the same time.
If this is done, the window will stop
and cannot be opened or closed.
WARNING
• NEVER leave the keys in your vehicle
with unsupervised children, when
the engine is running.
• NEVER leave any child unattended in
the vehicle. Even very young children
may inadvertently cause the vehicle
to move, entangle themselve s in
the windows, or otherwise injure
themselves or others.
• Always double check to make
sure arms, hands, head and other
obstructions are safely out of the
way before closing a window.
• Do not allow children to play with the
power windows. Keep the driver’s
door power window lock switch in
the LOCK position (pressed). Serious
injury can result from unintentional
window operation by the child.
• Do not extend your head, arms or
body outside the windows while
driving.