key battery HYUNDAI ELANTRA 2021 Owners Manual

Cruise Indicator Light ........................................................................\
...................4-18
SPOR T Mode Indicator Light ........................................................................\
........ 4-
18
SMART Mode Indicator Light
........................................................................\
....... 4-

18
Icy Road Warning Light
........................................................................\
................ 4-

19
LCD Display Messages
........................................................................\
.................... 4-

19
Shift to P or N to start engine (for smart key system)
........................................ 4-

19
Shift to P (for smart key system and intelligent variable transmission)
............ 4-

19
Low key battery (for smart key system)...............................................................4-19
Press brake pedal to start engine (for smart key system and intelligent
variable transmission)......................................................................\
.....................4-19
Key not in vehicle (for smart key system)
........................................................... 4-20
K

ey not detected (for smart key system)............................................................ 4-20
Press START button again (for smart key system)
............................................. 4-

20
Battery discharging due to external electrical devices
..................................... 4-

20
Press START button with key (for smart key system)
........................................ 4-

20
Check BRAKE SWITCH fuse (for smart key system and automatic
transmission/intelligent variable transmission)................................................. 4-20
Door, Hood, Trunk Open Indicator....................................................................... 4-21
Sunroof Open
........................................................................\
................................ 4-

21
Low Pressure
........................................................................\
................................. 4-

21
Lights Mode........................................................................\
................................... 4-21
Wiper
........................................................................\
.....................................

.......4-22
Heated Steering Wheel turned off
...................................................................... 4-22
L

ow fuel
........................................................................\
.....................................
...4-22
Engine Overheated
........................................................................\
...................... 4-

22
Check headlight
........................................................................\
........................... 4-

22
Check headlight (Low)
........................................................................\
................ 4-

23
Check turn signal
........................................................................\
......................... 4-

23
Check brake light
........................................................................\
......................... 4-

23
Check daytime running light
........................................................................\
....... 4-

23
Check high mounted stop lamp
........................................................................\
. 4-

23
Check headlight LED
........................................................................\
................... 4-

23
Check Forward Collision-Avoidance Assist system
........................................... 4

-24
Check Lane Keeping Assist system
.................................................................... 4-2

4
Check Blind-Spot Collision Warning system...................................................... 4-24
Check Driver Attention Warning system
............................................................ 4

-24
Check High Beam Assist system
........................................................................\
. 4

-24
Check Smart Cruise Control system
................................................................... 4-2

4
4

LCD Display (Type A) ........................................................................\
............4-25LCD Display Control ........................................................................\
....................... 4-25
L CD display modes........................................................................\
......................... 4-26Trip computer mode
........................................................................\
.................... 4-

27
Turn By Turn (TBT) mode
........................................................................\
............ 4-

27
Driving Assist mode
........................................................................\
..................... 4-

27
Master warning mode
........................................................................\
................. 4-

28
User settings mode
........................................................................\
........................ 4-

29
Trip Computer........................................................................\
................................. 4-36 Trip modes
........................................................................\
.................................... 4-

36
Average fuel economy/Instant fuel economy
................................................... 4-

36
Accumulated Info display
........................................................................\
............ 4-

37
Drive Info display
........................................................................\
......................... 4-

38
Digital speedometer
........................................................................\
.................... 4-

38
Auto Stop accumulated time
........................................................................\
...... 4-

38
Smart shift
........................................................................\
.................................... 4-

39
LCD display (Type B) ........................................................................\
...........4-40LCD Display Control ........................................................................\
....................... 4-40
View modes ........................................................................\
..................................... 4-4
1
Utility group
........................................................................\
.................................... 4-42
Utility It

ems
........................................................................\
.................................. 4-42
Driving Assis

t group
........................................................................\
..................... 4-43
Na

vigation group
........................................................................\
......................... 4-43
Driving in

fo. group
........................................................................\
....................... 4-43
W

arning message group
........................................................................\
............. 4-44
U

ser settings mode
........................................................................\
........................ 4-44
Cruise Indicator Light ........................................................................\
................... 4-18
SPORT Mode Indicator Light ........................................................................\
........ 4-18
SMART Mode Indicator Light ........................................................................\
....... 4-18
Icy Road Warning Light ........................................................................\
................ 4-19
LCD Display Messages ........................................................................\
.................... 4-19
Shift to P or N to start engine (for smart key system) ........................................ 4-19
Shift to P (for smart key system and intelligent variable transmission) ............ 4-19
Low key battery (for smart key system)...............................................................4-19
Press brake pedal to start engine (for smart key system and intelligent
variable transmission)......................................................................\
.....................4-19
Key not in vehicle (for smart key system) ...........................................................4-20
Key not detected (for smart key system)............................................................ 4-20
Press START button again (for smart key system) ............................................. 4-20
Battery discharging due to external electrical devices ..................................... 4-20
Press START button with key (for smart key system) ........................................ 4-20
Check BRAKE SWITCH fuse (for smart key system and automatic
transmission/intelligent variable transmission)................................................. 4-20
Door, Hood, Trunk Open Indicator....................................................................... 4-21
Sunroof Open ........................................................................\
................................ 4-21
Low Pressure ........................................................................\
................................. 4-21
Lights Mode........................................................................\
................................... 4-21
Wiper ........................................................................\
............................................ 4-22
Heated Steering Wheel turned off ...................................................................... 4-22
Low fuel ........................................................................\
........................................ 4-22
Engine Overheated ........................................................................\
...................... 4-22
Check headlight ........................................................................\
........................... 4-22
Check headlight (Low) ........................................................................\
................ 4-23
Check turn signal ........................................................................\
......................... 4-23
Check brake light ........................................................................\
......................... 4-23
Check daytime running light ........................................................................\
....... 4-23
Check high mounted stop lamp ........................................................................\
. 4-23
Check headlight LED ........................................................................\
................... 4-23
Check Forward Collision-Avoidance Assist system ........................................... 4-24
Check Lane Keeping Assist system .................................................................... 4-24
Check Blind-Spot Collision Warning system...................................................... 4-24
Check Driver Attention Warning system ............................................................ 4-24
Check High Beam Assist system ........................................................................\
. 4-24
Check Smart Cruise Control system ................................................................... 4-24
4. Instrument Cluster
4

04
4-19
Icy Road Warning Light (if
equipped)
This indicator light illuminates:
This warning light is to warn the driver
the road 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, we recommend that 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.

Instrument Cluster
4-20
Key not in vehicle
(for smart key system)
This warning message is displayed if the
smart key is not in the vehicle when you
press the Engine Start/Stop button.
When attempting to start the vehicle,
always have the smart key with you.
Key not detected
(for smart key system)
This warning message is displayed if the
smart key is not detected when you press
the Engine Start/Stop button.
Press START button again
(for smart key system)
This message is displayed if you were
unable to start the vehicle when the
Engine Start/Stop button was pressed.
If this occurs, attempt to start the engine
by pressing the Engine Start/Stop button
again.
If the warning message appears each
time you press the Engine Start/Stop
button, have your vehicle inspected by
an authorized HYUNDAI dealer.
Battery discharging due to external
electrical devices (if equipped)
This message is displayed if the battery
voltage is weak due to any non-factory
electrical accessories (ex. dashboard
camera) while parking. Be careful that
the battery is not discharged.
If the warning message appears after
removing the non-factory electrical
accessories, have the vehicle inspected
by an authorized HYUNDAI dealer.
Press START button with key
(for smart key system)
This warning message is displayed if you
press the Engine Start/Stop button while
the warning message "Key not detected"
is displayed.
At this time, the immobilizer indicator
light blinks.
Check BRAKE SWITCH fuse (for
smart key system and automatic
transmission/intelligent variable
transmission)
This warning message is displayed if the
brake switch fuse is disconnected.
You need to replace the fuse with a new
one before starting the engine.
If that is not possible, you can start the
engine by pressing the Engine Start/
Stop button for 10 seconds in the ACC
position.

05
5-5
Trunk unlocking
To unlock the trunk :
1.
Press and hold the T
runk Unlock
button (3) on the remote key for more
than one second.
2.
The hazard w

arning lights will blink
two times and the trunk will be
unlocked.
3.
Once the trunk is opened and then
closed, the trunk will automa

tically
lock.
Information
The word “HOLD” is written on the
button to inform you that you must press
and hold the button for more than one
second.
Panic button
Press and hold the Panic button (4) for
more than one second. The horn sounds
and hazard warning lights flash for about
30 seconds.
To cancel the panic mode, press any
button on the remote key.
Start-up
For information, refer to the “Key
Ignition Switch” section in chapter 6.
NOTICE
To prevent damaging the remote key:
• Keep the remote key away from
water or any liquid and fire. Internal
circuits may malfunction if the inside
of the remote key gets damp (from
liquids or moisture) or if it is heated.
This can exclude the remote key from
being covered under warranty.
• Avoid dropping or throwing the
remote key.
• Protect the remote key from extreme
temperatures.
Mechanical key
OIG046004
If the remote key does not operate
normally, you can lock or unlock the
driver’s door by using the mechanical
key.
To unfold the mechanical key, press the
release button on the remote.
To return the key to its stored position,
press the release button and fold the key
back into the remote.
Remote key precautions
The remote key will not work if any of the
following occur:
• The key is in the ignition switch.
• You exceed the operating distance
limit (about 33 feet [10 m]).
• The remote key battery is weak.
• Other vehicles or objects may be
blocking the signal.
• The weather is extremely cold.
• The remote key is close to a radio
transmitter such as a radio station or
an airport which can interfere with
normal operation of the remote key.
If the remote key does not work
correctly, open and close the door
with the mechanical key. If you have a
problem with the remote key contact an
authorized HYUNDAI dealer.

Convenient Features
5-6
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 r

eceived, including
interference that may cause undesired
operation.
3.
Changes or modifications not expr

essly
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 in

to the slot and
gently pry open the cover.
2.
Using a scr

ew driver, remove the
battery cover.
3.
Remo

ve the old battery and insert the
new battery. Make sure the battery
position is correct.
4.
Reins

tall 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.
Information
An inappropriately disposed
battery can be harmful to the
environment and human health.
Dispose of the battery according
to your local law(s) or regulation.

Convenient Features
5-12
Start-up
You can start the engine without
inserting the key. For detailed
information refer to the Engine Start/
Stop button in chapter 6.
Information
If the smart key is not moved for some
time, the detection function for smart key
operation will pause. Lift the smart key to
activate the detection again.
NOTICE
To prevent damaging the smart key:
• Keep the smart key away from water
or any liquid and fire. If the inside
of the smart key gets damp (due to
drinks or moisture), or is heated,
internal circuit may malfunction and
may void the vehicle warranty.
• Avoid dropping or throwing the
smart key.
• Protect the smart key from extreme
temperatures.
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.
Mechanical key
If the Smart Key does not operate
normally, you can lock or unlock the
driver’s door by using the mechanical
key.
OCN7050008
Press and hold the release button (1) and
remove the mechanical key (2). Insert the
mechanical key into the key hole on the
door.
To reinstall the mechanical key, put the
key into the hole and push it 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.

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 r

eceived, including
interference that may cause undesired
operation.
3.
Changes or modifications not expr

essly
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.
Remo

ve the mechanical key.
2.
Use a slim t

ool to pry open the rear
cover of the smart key.
3.
Remo

ve the old battery and insert the
new battery. Make sure the battery
position is correct.
4.
Reins

tall 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.
Information
An inappropriately disposed
battery can be harmful to the
environment and human health.
Dispose of the battery according
to your local law(s) or regulation.

05
5-19
Start-up with Digital Key
1.
Aft
er placing your registered
smartphone onto the interior
authentication pad (wireless charger),
step on the brake and press the
Engine Start/Stop button.
2.
Aft

er start-up, the digital key data
will be automatically updated. It
takes 5 to 20 seconds, after that,
the smartphone can be go into the
wireless charging mode automatically.
Once the engine is started, you can
remove the smartphone from the pad.
OCN7050070
[A] : Wireless Charging Pad (In-vehicle Authentication
P
ad)
Information
After reconnecting the vehicle battery
power supply or charging the battery, it
may take time to operate due to remote
renewal of security information. When you
lock or unlock the door with NFC, please
contact and hold your smartphone on the
door handle until it works.
When the mobile data connection of the
smartphone is weak, the remote renewal
of security information may fail. In this
case, you should lock, unlock or turn on
the vehicle with the card key. 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 have 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.

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.