2021 HYUNDAI TUCSON HYBRID Air

Immobilizer indicator light (with smart key) ..........................................................4-20
Downhill Brake Control (DBC) indicator light ........................................................4-20
Turn signal indicator light ........................................................................\
.................4-21
High beam indicator light ........................................................................\
................4-21
Low beam indicator light ........................................................................\
.................4-21
Light ON indicator light ........................................................................\
....................4-21
High Beam Assist indicator light ........................................................................\
......4-21
Cruise indicator light ........................................................................\
.......................4-21
SPORT Mode indicator light ........................................................................\
............4-22
ECO Mode indicator light ........................................................................\
................4-22
SMART Mode indicator light ........................................................................\
...........4-22
LCD display messages ........................................................................\
.......................4-22
Shift to P ........................................................................\
...........................................4-22
Low key battery ........................................................................\
................................4-22
Press START button while turning wheel ...............................................................4-22
Check steering wheel lock system ........................................................................\
.4-22
Press brake pedal to start engine ........................................................................\
...4-23
Key not in vehicle ........................................................................\
.............................4-23
Key not detected ........................................................................\
..............................4-23
Press START button again ........................................................................\
...............4-23
Press START button with key ........................................................................\
...........4-23
Check BRAKE SWITCH fuse
........................................................................\
............4-23
12V battery discharging due to additional electrical devices ...............................4-23
Door, Hood, Liftgate open indicator .......................................................................4-24
Sunroof open indicator ........................................................................\
....................4-24
Low pressure ........................................................................\
....................................4-24
Wiper/Lights display ........................................................................\
........................4-25
Low washer fluid ........................................................................\
..............................4-25
Low fuel ........................................................................\
............................................4-25
Engine has overheated ........................................................................\
....................4-25
Check exhaust system ........................................................................\
.....................4-25
Check headlight ........................................................................\
...............................4-25
Check turn signal ........................................................................\
.............................4-25
Check brake light ........................................................................\
.............................4-25
Check headlamp LED ........................................................................\
......................4-26
Check Active Air Flap system ........................................................................\
..........4-26
Ready to start driving ........................................................................\
......................4-26
Check regenerative brakes ........................................................................\
.............. 4-26
Stop vehicle and check brakes
........................................................................\
.......4-26
Check Hybrid system ........................................................................\
.......................4-26
Stop safely and check Hybrid system ....................................................................4-26
Check Hybrid system. Do not start engine ............................................................4-26
4

Instrument cluster
4-10
Warning and indicator lights
Information
Make sure that all warning lights are OFF
after starting the engine. If any light is still
ON, this indicates a situation that needs
attention.
Seat belt warning light
This warning light informs the driver that the seat belt is not fastened.
For more details, refer to “Seat Belts”
section in chapter 3.
Air bag warning light
This warning light illuminates:
• When you set the ignition switch or
the Engine Start/Stop button to the
ON position.
-The air bag warning light illuminates
for about 3 ~ 6 seconds and then
turns off when all checks have been
performed.
• The air bag warning light will remain
illuminated if there is a malfunction
with the Safety Restraint System (SRS)
air bag operation.
If the Air Bag warning light remains
illuminated while driving, have the
vehicle inspected by an authorized
HYUNDAI dealer.
Parking brake warning light
This warning light illuminates:
• When you set the ignition switch or
the Engine Start/Stop button to the
ON position.
-The parking brake light illuminates
for about 3 seconds and will then
turn off once the parking brake is
released.
• Whenever the parking brake is
applied.
• Whenever the brake fluid level in the
reservoir is low.
-If the warning light illuminates
with the parking brake released, it
indicates the brake fluid level in the
reservoir is low.
• Whenever the regenerative brake
does not operate.
If the brake fluid level in the reservoir is
low:
1. Drive carefully to the nearest safe
location and stop your vehicle.
2. With the engine stopped, check the
brake fluid level immediately and add
fluid as required (For more details,
refer to “Brake Fluid” section in
chapter 9). After adding brake fluid,
check all brake components for fluid
leaks. If a brake fluid leak is found, or
if the warning light remains on, or if
the brakes do not operate properly, do
not drive the vehicle. We recommend
that you have the vehicle inspected by
an authorized HYUNDAI dealer.

Lighting ........................................................................\
.....................................5-81Exterior lights........................................................................\
...................................... 5-81
High Beam Assist (HBA) ........................................................................\
........5-85System settings ........................................................................\
..................................5-85
Sy stem operation ........................................................................\
.............................. 5-86
S
ystem malfunction and limitations
........................................................................\
5-86
Interior lights ........................................................................\
........................... 5-88Interior Lamp AUTO OFF ........................................................................\
...................5-88
Fr ont lamps ........................................................................\
..................................... ...5-88
Rear lamps
........................................................................\
......................................... 5-89
V

anity mirror lamp
........................................................................\
............................. 5-89
Glo

ve box lamp
........................................................................\
.................................. 5-90
L

uggage compartment lamp
........................................................................\
........... 5-90
W

elcome system
........................................................................\
................................ 5-91
Wipers and washers ........................................................................\
................5-92Windshield wipers ........................................................................\
.............................. 5-92
Fr ont windshield washers ........................................................................\
................. 5-94
R
ear window wiper and washer
........................................................................\
........ 5-95
Automatic climate control system .................................................................5-96Automatic heating and air conditioning ................................................................... 5-97
Manual hea ting and air conditioning ....................................................................... 5-98
Multi Air Mode ........................................................................\
.................................. 5-

105
System operation
........................................................................\
............................. 5-

106
System maintenance
........................................................................\
....................... 5-

108
Windshield defrosting and defogging ..........................................................5-110Automatic climate control system ........................................................................\
... 5-110
A uto Defogging System on Models with Automatic Temperature Control ............ 5-
111
Rear window defroster
........................................................................\
..................... 5-

112
Climate control additional features ...............................................................5-113Auto Defogging System on Models with Automatic Temperature Control ...........5-113
A uto dehumidify ........................................................................\
................................ 5-
114
Recirculating air when washer fluid is used
............................................................ 5-

115
Sunroof inside air recirculation
........................................................................\
........ 5-

115
Automatic Controls for the Driver Based on Climate Control System Settings
.... 5-

115
Storage compartment ........................................................................\
............5-116Center console storage ........................................................................\
..................... 5-116
Glo ve box ........................................................................\
........................................... 5-
116
Luggage tray
........................................................................\
...................................... 5-

116
5

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.

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
5-16
hyundai Digital Key
(if equipped)
Digital Key Application
To use Hyundai Digital Key mobile app,
you should install the Hyundai Digital
Key application on your Android phone.
Search ‘Hyundai digital key’ in the
Google Play Store and download the app.
Please refer to the detailed manual of the
digital key app. The option can be found
under the following app menu:
Menu → Application Info → Tutorial
Please review the contents of the manual
before using the app.
à This service is only av

ailable for
Android smartphones. Please confirm
supported/compatible devices on our
website.
WARNING
Delete Digital Key Settings When
Purchasing a Used Vehicle
If any of the digital key (smartphone key
or card key) is already registered when
you press ON button after unlocking the
doors, the message ‘Digital key(s) active’
appears on the instrument cluster once.
If you sell your vehicle or purchase a
used Hyundai vehicle equipped with the
Digital Key feature, you should confirm
the message and delete the registered
smartphone key and card key. For more
information, please contact the Hyundai
Customer Care Center.
If the card key does not work properly,
please delete the card key and register
the smartphone key and re-register the
card key.
For vehicle maintenance
If you need to have your Digital Key
System repaired or replaced, please
ensure your Smartphone Key is still
active. You may have to pair your phone
again.
In the case, re-initialize your Digital Keys
using the Hyundai Digital Key mobile app.
Digital key (smartphone) NFC
function
You can use the smartphone Digital Key
feature once Near Field Communication
(NFC) setting has been enabled on your
phone.
To enable NFC, go to Settings on your
smart phone.
In addition, your smart phone screen
should be unlocked when using the
Digital Key feature.
à To enable the user se

ttings for NFC on
your smart phone, go to the Settings
app on your phone. For further
assistance, refer to your smart phone
manual.

05
5-17
Digital key (smartphone)
ODN8A059129
ODN8A059240
Hyundai Digital Key (Smartphone)
Pairing
1.
Turn the v
ehicle on with the Smart key
and make sure to keep the smart key
inside the vehicle during digital key
registration.
2.
Regis

ter your Digital key from the
vehicle user setting menu as follows.
à With Naviga

tion screen :
From the infotainment screen menu,
go to [Setup] - [Vehicle] - [Digital Key]
- [Smart Phone Key] then select the
[Save] from submenu.
à Without naviga

tion screen :
From cluster menu, go to [Digital Key]
- [Smart Phone Key] and select [Save].
Information
The [Save] button will be disabled if the
digital key (Smartphone 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.
Please refer to the ‘Tutorial’ on your
Digital key app and delete the previous
saved key in your smartphone before save.
3.
Select the vehicle t

o save on your
Digital key application and activate
the save mode.
à Sav

e mode is available only on
the vehicle owner’s Digital key
application.
4.
Place the backside o

f smartphone
onto the wireless charging pad(in-
vehicle authentication pad).
The saving process will begin
automatically.
5.
Once the digital ke

y save is complete,
a message will be shown on the
infotainment screen or cluster.
6.
Remo

ve the smartphone from the pad
and complete the saving process.
ONX4050015
[A] : Wireless Charging Pad (In-vehicle Authentication
P
ad)

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.