2023 HYUNDAI ELANTRA change key battery

04
4-19
SMART Mode Indicator Light
(if equipped)00360030002400350037
This indicator light illuminates:

[When y
ou select ‘’SMART” mode as
drive mode.
For more details, refer to “Drive Mode
Integrated Control System’’ in chapter
6.
Icy Road Warning Light (if
equipped)
This indicator light illuminates:
This warning light is to warn the driver
the r
oad may be icy.
When the temperature on the outside
temperature gauge is approximately
below 40°F (4°C), the Icy Road Warning
Light and Outside Temperature Gauge
blinks and then illuminates. Also, the
warning chime sounds 1 time.
The Icy Road Warning function can be
activated or deactivated from the User
Settings mode in the cluster LCD display.
Information
If the icy road warning light appears while
driving, you should drive more attentively
and safely, refraining from over-speeding,
rapid acceleration, sudden braking or
sharp turning, etc.
LCD Display Messages
Shift to P or N to start engine
(for smart key system)
This warning message is displayed if
you try to start the engine with the shift
button not in the P (Park) or N (Neutral)
position.
Information
You can start the engine with the shift
button in the N (Neutral) position. But, for
your safety, have you start the engine with
the shift button in the P (Park) position.
Shift to P (for smart key system and
intelligent variable transmission)
This message is displayed if you try to
turn off the engine without the shift
button in P (Park) position.
If this occurs, the Engine Start/Stop
button turns to the ACC position (If you
press the Engine Start/Stop button once
more, it will turn to the ON position).
Low key battery
(for smart key system)
This warning message is displayed if the
battery of the smart key is discharged
while changing the Engine Start/Stop
button to the OFF position.
Press brake pedal to start engine
(for smart key system and intelligent
variable transmission)
This warning message is displayed if the
Engine Start/Stop button changes to
the ACC position twice by pressing the
button repeatedly without depressing
the brake pedal.
You can start the vehicle by depressing
the brake pedal and then pressing the
Engine Start/Stop button.

Convenience Features5-6
If the remote 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 placing the remote
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.
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 remote key away from
electromagnetic materials that block
electromagnetic waves to the key
surface.
Battery replacement
OPD046002
If the remote key is not working properly,
try replacing the battery with a new one.
Battery Type: CR2032
To replace the battery:
1. Insert a slim tool into the slot and
gently pry open the cover.
2. Using a screw driver, remove the battery cover.
3. Remove the old battery and insert the new battery. Make sure the battery
position is correct.
4. Reinstall the battery cover and key cover in the reverse order of removal.
If you suspect your remote key might
have sustained some damage, or you feel
your remote key is not working correctly
contact an authorized HYUNDAI dealer.
WARNING
THIS PRODUCT CONTAINS A BUTTON
BATTERY.
If swallowed, a lithium button battery
can cause severe or fatal injuries within
2 hours. Keep batteries out of reach of
children.
If you think batteries may have been
swallowed or placed inside any part
of the body, seek immediate medical
attention.

05
5-13
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.
Battery replacement
OCN7050006
OCN7050007
If the Smart Key is not working properly,
try replacing the battery with a new one.
Battery Type: CR2032
To replace the battery:
1. Remove the mechanical key.
2. Use a slim tool to pry open the rear
cover of the smart key.
3. Remove the old battery and insert the new battery. Make sure the battery
position is correct.
4. Reinstall the rear cover of the smart key.
If you suspect your smart key might have
sustained some damage, or you feel
your smart key is not working correctly,
contact an authorized HYUNDAI dealer.

05
5-23

[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 key app on the
smartphone is deleted. (Required
to reinstall the app)
- Account log in information of
Hyundai digital key app is expired.
(Required to re-log in)
- When you try to log in to another
smartphone instead of the
registered smartphone with same
user account.
- Smartphone rooting or app
hacking is detected.
- Smartphone battery or the vehicle
battery is discharged.
- Smartphone’s screen is off or
locked.
- NFC or Bluetooth is turned off on
the smartphone settings.
- Smartphone’s mobile network
setting is off or airplane mode is
activated.
- A credit card is overlapped in the
back of your smartphone or metal
or thick case is used.
- The card key is overlapped with
other credit cards or the key is
used as inserted in the wallet or
card wallet. -
If you use a smart phone cover that
uses wireless communication or is
made of metal, the digital key NFC
function may not work properly.
Remove the smart phone cover
before using the digital key NFC
function.

[ The vehicle may not be controlled by
the smartphone if any of the following
occurs:
-Basic and necessary functions of
the smartphone manufacturer are
operating. (General call, urgent
call, audio or NFC payment)
- Wireless earphone is operating.
(General call, urgent call or audio)
- The digital key app function such
as basic setting or app launching
is limited by prior policy according
to the manufacturer while using a
smartphone produced by domestic
and foreign manufactures.

à If you change the smartphone
number, you should modify the user
account information on the HYUNDAI
customer web site to use the digital
key app.

à If the vehicle owner changes
the smartphone device, the new
smartphone should be registered in
the car after deleting the registered
digital key(smartphone).

à If a sharer changes or resets the
smartphone, the key should be re-
shared from owner.

à Some older smartphones may not
work properly. Please check the
available smartphone models with
your dealer.

à NFC antenna position on the
smartphone can be confirmed
on each smartphone’s manual or
contact to customer service center
of the smartphone manufacturer.