2021 HYUNDAI TUCSON HYBRID battery

05
5-5
Liftgate unlocking
To unlock:
1.
Press the Lift
gate Unlock button (3)
on the remote key for more than one
second.
2.
The hazard w

arning liftgate will blink
two times. Once the liftgate is opened
and then closed, the liftgate will lock
automatically.
Information
• After unlocking the liftgate, the liftgate
will lock automatically.
• 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 alarm
The horn sounds and the hazard warning
lights blink for about 30 seconds if this
button is pressed for more than 1 second.
To stop the horn and lights, press any
button on the transmitter.
Start-up
For detailed information refer to “Key
Ignition Switch” in chapter 6.
NOTICE
To prevent damaging the remote key:
• Keep the remote key away from
liquids or any type of extreme heat.
If water or liquid gets inside of the
remote or if the remote is subjected
to extreme heat, damage to the
internal circuit may result. This
would void the vehicle warranty.
• Avoid dropping or throwing the
remote key.
• Protect the remote key from extreme
temperatures.
Mechanical key (if equipped)
OIG046004
If the remote key does not operate
normally, you can lock or unlock the door
by using the mechanical key.
To unfold the key, press the release
button then the key will unfold
automatically.
To fold the key, fold the key manually
while pressing the release button.
NOTICE
Do not fold the key without pressing the
release button. This may damage the
key.
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 30 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.

Convenient features
5-6
When the remote key does not work
correctly, unlock and lock the door
with the mechanical key. If you have
a problem with the remote key, it is
recommended that you contact an
authorized HYUNDAI dealer.
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 especially important when the
phone is active such as making and
receiving calls, text messaging, and/ or
sending/receiving emails.
Avoid placing the remote key and your
mobile phone in the same location and
always try to maintain an adequate
distance 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
Battery Type: CR2032
1.
Insert a slim tool in

to the slot and
gently pry open the cover.
2.
Remo

ve the old battery and insert the
new battery. Make sure the battery
position is correct.
3.
Reins

tall the rear cover of the remote
key.
If you suspect your remote key might
have sustained some damage, or you feel
your remote key is not working correctly,
it is recommended that you 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)
and regulation.

05
5-13
Mechanical key
If the Smart Key does not operate
normally, you can lock or unlock the
driver’s door by using the mechanical
key.
To remove the mechanical key from the
smart key FOB:
OFE048007
Press and hold the release button (1) and
remove the mechanical key (2). Insert the
mechanical key into the key hole on the
door.
Key Cylinder (Driver Door)
A key cylinder is located on the driver
side door handle hidden behind a plastic
cover. Using the mechanical key, push
and hold the key cylinder cover release
button located on the underside of the
door handle.
Use the mechanical key inserted into
the release button slot to pry the cover
outward. Once the cover is off, the
mechanical key can be inserted into the
key cylinder to lock or unlock the vehicle.
To reinstall the mechanical key into the
key FOB, put the key into the key FOB
hole 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, it is
recommended that you immediately take
the vehicle and remaining key 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 mobile phone.
• Another vehicle’s smart key is being
operated close to your vehicle.
• The vehicle battery is discharged.
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, it is recommended to
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.

Convenient features
5-14
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 smart key away from
electromagnetic materials that
blocks electromagnetic waves to the
key surface.
• 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.
Battery replacement
If the Smart Key is not working properly,
try replacing the battery with a new one.
Battery Type: CR2032
To replace the battery:
ODN8059266
Battery Type: CR2032
To replace the battery:
1.
Remo

ve the mechanical key.
2.
Use a slim t

ool or utility blade to pry
open the cover of the smart key. Use
caution not to damage 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,
it is recommended that you 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
regulations.

05
5-19
Set up main vehicle
You can manage multiple digital keys
from the Digital key app. From the list of
digital keys you own, select the vehicle
you want to make your priority vehicle.
For more information, please refer to
the ‘Tutorial’ on your Digital key app.
ONX4050001
[1] : Door handle authentication pad
NFC door lock/unlock
To unlock your vehicle using the
smartphone Digital Key, position your
phone near the door handle NFC touch
sensor of either the driver side or
passenger side door. Hold your phone
near the touch sensor area for about 2
seconds. You will hear the doors lock or
unlock.
If you unlock your vehicle from the
passenger side door handle, then all the
doors will unlock. If you unlock your
vehicle from the driver side door handle,
then either the driver door only or all
the doors will unlock depending on the
setting of the Two Press Unlock feature.
Refer to User Settings to change the
Driver Door unlock mode.
To lock your vehicle using the
smartphone Digital Key, position your
phone near the door handle NFC touch
sensor of either the driver side or
passenger side door. Before you leave your vehicle, verify that
your vehicle is locked. When using your
smartphone Digital Key on the front door
handle, listen to hear that the door lock
has actuated, and then pull the handle
within 3 seconds to confirm the doors
are locked.
Note that you will not be able to lock
your vehicle using your smartphone
Digital Key under the following
circumstances:
•
The Proximity / Smart Key is in the
vehicle.
• The POWER button is in ACC or ON
position.
• Any of the doors, hood and trunk is
opened.
• The vehicle battery is discharged
If the smartphone Digital Key does not
work properly, try again by removing the
smartphone away from the door handle
(more than 4 inches) and try it again.
Note that when the doors have been
unlocked using the smartphone Digital
Key, the Lock/Unlock switch on the driver
door may not be immediately available.
(If you attempt to lock the doors using
the driver door lock switch, the doors will
lock and then immediately unlock when
you close the door.)

Convenient features
5-20
Start-up with Digital Key
1.
Aft
er placing your registered
smartphone onto the authentication
pad (same location as the wireless
charging pad), 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 started, you can
remove the smartphone from the pad.
ONX4050015
[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. In this
case, when you lock or unlock the doors
using your smartphone Digital Key, it
may take a little longer for the vehicle to
authenticate. Hold your smartphone near
the NFC door handle sensor for a few
seconds or until you hear the door locks
actuate.
Note that if your vehicle is parked in an
area where cell coverage is weak, the
smartphone Digital Key can still be used on
for a limited number of times to unlock and
start your vehicle.
After starting your vehicle, it is
recommended to leave your smartphone
on the wireless charging pad until cell
phone service is stronger and digital key
authentication can occur.
Once authentication is complete, the
wireless charger will turn on (wireless
charging LED will illuminate).
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
children unattended in the vehicle
when using the smartphone Digital Key.
Serious injury or death can occur.
Do not leave anyone in the vehicle
without knowledge of the Digital Key
system when using the smartphone
Digital Key. 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
5-24
• 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.
- Use the car

d key with insert it
into the wallet or card holder or
overlapping with other cards.
- If y
ou 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 o f
the smartphone manufacturer are
operating. (General call, urgent
call, audio or NFC payment)
- Wireless earphone is oper

ating.
(General call, urgent call or audio)
- The digital ke

y 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 y

ou 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 v

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

er changes or reset the
smartphone, the key should be re-
shared from owner.
à Some of the old smartphone ma

y
not work properly. Please check the
available smartphone models with
your dealer.
à NFC an

tenna position on the
smartphone can be confirmed
on each smartphone’s manual or
contact to customer service center
of the smartphone manufacture.

05
5-35
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, shift the gear
to the P (Park) position, engage the
parking brake, and press the Engine
Start/Stop button to the OFF position,
close all windows, lock all doors, and
always take the key with you.
CAUTION
Opening a door when something is
approaching may cause damage or
injury. Be careful when opening doors
and watch for vehicles, motorcycles,
bicycles or pedestrians approaching the
vehicle in the path of the door.
WARNING
If you stay in the vehicle for a long time
while the weather is very hot or cold,
there are risks of injuries or danger to
life. Do not lock the vehicle from the
outside when someone is in the vehicle.
In case of an emergency
ONX4050074
If the electrical power door lock switch
is not operating (ex. dead car battery)
the only way to lock the door(s) is with
the mechanical key from the outside key
hole.
Doors without an outside key hole can be
locked as follows:
1.
Open the door.
2.
Insert the ke

y into the emergency
door lock hole and turn the key
horizontally to lock.
3.
Close the door securely

.
Information
If the electrical power to door lock switch
is not operating (ex. dead car battery) and
the liftgate is closed, you will not be able to
open the trunk until power is restored.