2021 HYUNDAI SONATA LIMITED Service mode

Instrument Cluster4-22
Master warning mode
OIK047173L
This warning light informs the driver the
following situations. - Forward Collision-Avoidance Assist system malfunction (if equipped)
- Forward Collision-Avoidance Assist radar blocked (if equipped)
- Blind-Spot Collision Warning system malfunction (if equipped)
- Blind-Spot Collision Warning radar blocked (if equipped)
- High Beam Assist malfunction (if equipped)
- Lamp malfunction (if equipped)
- Smart Cruise Control malfunction (if equipped)
- Tire Pressure Monitoring System (TPMS) malfunction (if equipped)
The Master Warning Light illuminates
if one or more of the above warning
situations occur. At this time, a Master
Warning icon (
) will appear beside
the User Settings icon (), on the LCD
display.
If the warning situation is solved, the
master warning light will be turned
off and the Master Warning icon will
disappear.
User settings mode
OIK047148L
In this mode, you can change the
settings of the instrument cluster, doors,
lamps, etc.
1. Head-Up Display
2. Driver Assistance
3. Door
4. Lights
5. Sound
6. Convenience
7. Service interval
8. Other
9. Language
10. Reset
The information provided may differ
depending on which functions are
applicable to your vehicle.

Instrument Cluster
4-30
8. Other
ItemsExplanation
Fuel Econ. Reset •
Off: The average fuel economy will not reset automatically
whenever refueling.
• After ignition: When the engine has been OFF for 4 hours or longer
the average fuel economy will reset automatically.
• After refueling: The average fuel economy will reset automatically
after adding 1.6 gallons (6 liters) of fuel or more and after driving
speed exceeds 1 mph (1 km/h).
For more information, refer to “Trip Computer” in this chapter.
Fuel Econ. Unit To select the fuel economy unit.
Temperature Unit To select the temperature unit. (°C,°F)
Tire Pressure Unit To select the tire pressure unit. (psi, kPa, bar)
9. Language (if equipped)
Items
Explanation
Language Choose the language. You can choose the language in infotainment
system. (if equipped)
10. Reset
Items
Explanation
Reset You can reset the menus in the User Settings Mode. All menus in the
User Settings Mode are reset to factory settings, except language
and service interval.

Instrument Cluster
4-38
Option Menu
WARNING
While driving, please do not change
the setting mode. It may distract your
attention and cause the accident.
NOTICE
Displayed items may differ from the
content in this owner’s manual since
the contents vary with the vehicle’s
technical specifications.
ListSet-up messages
Service Interval Check the service
message
Head-up Display To activate or
deactivate head-up
display
Set up the height,
rotation and brightness
(if equipped)
Warning Time •
Normal/Later
To select when to
provide a warning for
all driver assistance
Other Information Display
ODN8A049027
Driving information summary (1)
The current operation conditions of
the Cruise Control mode, Smart Cruise
Control, Navigation-based Smart Cruise
Control, Highway Driving Assist modes. It
does not show Cruise Control and Smart
Cruise Control information while driving
assist mode is working.
ODN8A049038
Driving information summary (2)
While interworking with the navigation, it
displays the distance to the destinations
or stops, the time to destinations or
stops and the estimated time of arrival.
Assist messages appear while set up.

04
4-39
Warning message mode
ODN8A059295
When the warning message light appears
in the option menu, press the OK button
and check the detailed information.
User Settings Mode
In this mode, you can change the
settings of the instrument cluster, doors,
lamps, etc.
1. Head-up display
2. Driver assistance
3. Door
4. Lights
5. Sound
6. Convenience
7. Service interval
8. Other
9. Language
10. Reset
The information provided may differ
depending on which functions are
applicable to your vehicle.
OOSEV048172L
Shift to P to edit settings
This warning message appears if you try
to adjust the User Settings while driving.
For your safety, change the User Settings
after parking the vehicle, applying the
parking brake and shifting to P (Park).
Quick guide help
This mode provides quick guides for the
systems in the User Settings mode.
Select an item, press and hold the OK
button.
For more information, about each
system, refer to this Owner's Manual.

04
4-45
8. Other
ItemsExplanation
Fuel Econ. Reset •
Off: The average fuel economy will not reset automatically
whene

ver refueling.
•
After ignition: When the engine has been OFF for 4 hours or longer
the a

verage fuel economy will reset automatically.
•
After refueling: The average fuel economy will reset automatically
a

fter adding 1.6 gallons (6 liters) of fuel or more and after driving
speed exceeds 1 mph (1 km/h).
For more information, refer to “Trip Computer” in this chapter.
Fuel Econ. Unit To select the fuel economy unit.
Temperature Unit To select the temperature unit. (°C,°F)
Tire Pressure Unit To select the tire pressure unit. (psi, kPa, bar)
9. Language (if equipped)
Items
Explanation
Language Choose the language. You can choose the language in infotainment
system. (if equipped)
10. Reset
Items
Explanation
Reset You can reset the menus in the User Settings Mode. All menus in the
User Settings Mode are reset to factory settings, except language
and service interval.

05
5-15
hyundai Digital Key
Digital Key Application
To use Hyundai Digital Key mobile app,
you should install Hyundai digital key
application. 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 note the manual before using the
app.
ÃThis service is only a

vailable for
Android smartphones. Please confirm
supported/compatible devices on our
website.
WARNING
For 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 buy a used vehicle, you should
confirm the message and delete the
registered smartphone key and card key.
In addition, please notify 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 you 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 Digital Key NFC (Near
Field Communication) function after turn
your smartphone NFC settings on. And
you should unlock & turn on smartphone
screen to use it.
à T

o change the NFC mode of the
smartphone, please refer to the
smartphone manual or contact
to the customer service center of
smartphone manufacturers.

05
5-21
Remote Start with Digital Key
• When the shift button 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 on 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.
ÃDispla

yed vehicle date could be
differed from the current vehicle
condition.
à F

or more 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.

Ins
tall the digital key application and
log in.
2.

If y
ou are the owner, retry the Digital
key save process.
3.

If y
ou are the sharer, need to re-share
the key from owner.
App delete & reinstall/ Delete App data
You can re-download the digital key
from server in these cases as follow
procedure.
1.

R
einstall the application and log in.
2.

Input the PIN number f
or user
verification.
3.

If PIN is corr
ect, digital key 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 old 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.

05
5-23
-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 nec essary functions of
the smartphone manufacturer are
operating. (General call, urgent
call, audio or NFC payment)
- Wir

eless earphone is operating.
(General call, urgent call or audio)
- The digital k

ey 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 I

f 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 I

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

f a sharer changes or reset the
smartphone, the key should be re-
shared from owner.
à Some o

f the old smartphone may
not work properly. Please check the
available smartphone models with
your dealer.
à NF

C antenna position on the
smartphone can be confirmed
on each smartphone’s manual or
contact to customer service center
of the smartphone manufacture.
Digital key (Card key)
ODN8A059243
ODN8A059131
Digital key (Card key) save
1.

Ins
tall Hyundai digital key app in
main user’s smartphone and register
the digital key (smartphone). Please
refer to the registration method of the
digital key (smartphone).
2.

U
sing the [Pair Card Key] menu on
the digital key application, you can
activate the Card Key registration
mode.
à NF

C authentication : enter the NFC
authentication menu and contact
the smartphone on the outside door
handle.
à Blue

tooth authentication : enter the
Bluetooth authentication menu and
press the [OK] button for activation.
If you activate the registration mode,
you should complete the Card saving
process with in 5 minutes.
à If y

ou have not registered the digital
key (smartphone), please register the
digital key (card key) with two smart
keys.