horn Hyundai Sonata 2020 Owner's Manual

04
4-27
3. Door
ItemsExplanation
Auto Lock •
Disable : The auto door lock operation will be deactivated.
• Enable on Speed: All doors will be automatically locked when the vehicle speed exceeds 9 mph (15 km/h).
• Enable on Shift: All doors will be automatically locked if the automatic transmission shift button is pressed from the P (Park)
position to the R (Reverse), N (Neutral), or D (Drive) position.
Auto Unlock • Disable : The auto door unlock operation will be canceled.
• On key out/Vehicle Off : All doors will be automatically unlocked
when the ignition key is removed from the ignition switch or the
Engine Start/Stop button is set to the OFF position.
• On Shift to P: All doors will be automatically unlocked if the automatic transmission shift button is pressed to P (Park) position.
Two Press Unlock • Off: The two press unlock function will be deactivated. Therefore,
all doors will unlock if the door unlock button is pressed.
• On: Only the driver’s door will unlock if the door unlock button is pressed. When the door unlock button is pressed again within 4
seconds, the remaining doors will unlock.
Horn Feedback To activate or deactivate the horn feedback.
If the horn feedback is activated, after locking the door by pressing
the lock button on the remote key, and pressing it again within 4
seconds, the horn feedback sound will operate once to indicate that
all doors are locked (if equipped with remote key).
Smart Trunk To activate or deactivate the smart trunk.
For more information, refer to “Smart trunk” in chapter 5.
4. Lights
Items
Explanation
One Touch Turn
Signal •

Off: The one touch turn signal function will be deactivated.
• 3, 5, 7 Flashes: The turn signal indicator will blink 3, 5, or 7 times when the turn signal lever is moved slightly.
For more information, refer to “Lighting” in chapter 5.
Ambient Light
Brightness To adjust the brightness of the ambient light.
Ambient Light Color To select the ambient light color.
Headlight Delay • To activate or deactivate the headlamp delay function.
For more information, refer to “Lighting” in chapter 5.
High Beam Assist • To activate or deactivate the High Beam Assist (HBA) function.
For more information, refer to “High Beam Assist (HBA)” in
chapter 5.

Instrument Cluster4-42
3. Door
Items Explanation
Auto Lock • Disable : The aut
o door lock operation will be deactivated.
• Enable on Speed: All doors will be automatically locked when the vehicle speed exceeds 9 mph (15 km/h).
• Enable on Shift: All doors will be automatically locked if the automatic transmission shift button is pressed from the P (Park)
position to the R (Reverse), N (Neutral), or D (Drive) position.
Auto Unlock • Disable : The auto door unlock operation will be canceled.
• On key out/Vehicle Off : All doors will be automatically unlocked
when the ignition key is removed from the ignition switch or the
Engine Start/Stop button is set to the OFF position.
• On Shift to P: All doors will be automatically unlocked if the automatic transmission shift button is pressed to P (Park) position.
Two Press Unlock • Off: The two press unlock function will be deactivated. Therefore,
all doors will unlock if the door unlock button is pressed.
• On: Only the driver’s door will unlock if the door unlock button is pressed. When the door unlock button is pressed again within 4
seconds, the remaining doors will unlock.
Horn Feedback To activate or deactivate the horn feedback.
If the horn feedback is activated, after locking the door by pressing
the lock button on the remote key, and pressing it again within 4
seconds, the horn feedback sound will operate once to indicate that
all doors are locked (if equipped with remote key).
Smart Trunk To activate or deactivate the smart trunk.
For more information, refer to “Smart trunk” in chapter 5.
4. Lights
Items
Explanation
One Touch Turn
Signal • Off: The one t

ouch turn signal function will be deactivated.
• 3, 5, 7 Flashes: The turn signal indicator will blink 3, 5, or 7 times when the turn signal lever is moved slightly.
For more information, refer to “Lighting” in chapter 5.
Ambient Light
Brightness To adjust the brightness of the ambient light.
Ambient Light Color To select the ambient light color.
Headlight Delay • To activate or deactivate the headlamp delay function.
For more information, refer to “Lighting” in chapter 5.
High Beam Assist • To activate or deactivate the High Beam Assist (HBA) function.
For more information, refer to “High Beam Assist (HBA)” in chapter 5.

5. Convenient Features
Accessing Your Vehicle ........................................................................\
.......... 5-4Remote Key ........................................................................\
...................................... 5-4
Smart Key ........................................................................\
..........................................5-7
Immobilizer System ........................................................................\
........................ 5-14
Hyundai Digital Key ........................................................................\
......................... 5-15
Door Locks ........................................................................\
............................. 5-31Operating Door Locks from Outside the Vehicle .................................................. 5-31
Operating Door Locks from Inside the Vehicle .................................................... 5-32
Automatic Door Lock and Unlock Features .......................................................... 5-34
Child-Protector Rear Door Locks ........................................................................\
.. 5-35
Rear Occupant Alert (ROA) System ....................................................................... 5-36
Theft-Alarm System ........................................................................\
............. 5-38
Driver Position Memory System ................................................................. 5-39
Storing Positions into Memory ........................................................................\
..... 5-39
Recalling Positions from Memory ........................................................................\
.5-40
Resetting the Driver’s Seat Memory System ........................................................5-40
Easy Access Function ........................................................................\
......................5-41
Steering Wheel ........................................................................\
..................... 5-42Electric Power Steering (EPS) ........................................................................\
........ 5-42
Tilt Steering / Telescope Steering ........................................................................\
. 5-43
Heated Steering Wheel ........................................................................\
.................. 5-44
Horn........................................................................\
................................................. 5-45
Mirrors ......................................................................\
....................................5-46Inside Rearview Mirror ........................................................................\
................... 5-46
Side View Mirrors ........................................................................\
........................... 5-53
Reverse Parking Aid Function ........................................................................\
........ 5-55
Windows ......................................................................\
................................. 5-56Power Windows ........................................................................\
.............................. 5-57
Panoramic Sunroof ........................................................................\
..............5-60Sunshade ...............................................................\
..................................................5-61
Sliding the Sunroof ........................................................................\
..........................5-61
Tilting the Sunroof ........................................................................\
..........................5-61
Closing the Sunroof ........................................................................\
....................... 5-62
Resetting the Sunroof ........................................................................\
.................... 5-63
Sunroof Open Warning ........................................................................\
.................. 5-63
Exterior Features ........................................................................\
..................5-64Hood ....................................................................\
.................................................... 5-64
Trunk ...................................................................\
..................................................... 5 -65
Emergency Trunk Safety Release ........................................................................\
.. 5-66
Fuel Filler Door ........................................................................\
............................... 5-70
5

Convenient Features5-4
Remote Key (if equipped)
OIG046001OIG046001
Your HYUNDAI uses a remote key, which
you can use to lock or unlock the driver
and passenger doors or the rear trunk.
(1) Door Lock
(2) Door Unlock
(3) Trunk Unlock
(4) Panic
Locking your vehicle
To lock your vehicle:
1. Make sure all doors, the engine hood and the trunk are closed.
2. Press the Door Lock button (1) on the remote key to lock all doors.
3. If the Door Lock button (1) is pressed once more within four seconds, the
horn will beep once and the hazard
warning lights will blink.
4. Make sure the doors are locked by checking the position of the door lock
button inside the vehicle.
WARNING
Do not leave the keys in your
vehicle with unsupervised children.
Unattended children could place the
key in the ignition switch and may
operate power windows or other
controls, or even make the vehicle
move, which could result in serious
injury or death.
Unlocking your vehicle
To unlock your vehicle:
1. Press the Door Unlock button (2) on the remote key.
2. The driver’s door will unlock. The hazard warning lights will blink two
times.
• Two press unlock setting: If you press the Door Unlock button
on the remote key again within
four seconds, then all the doors will
unlock.
Two press unlock setting can be
changed according to owner’s
preference in the cluster User Settings
mode or with the remote key.
• User settings mode method:
Select or deselect the ‘Two Press
Unlock’ feature in the User Settings
mode on the cluster LCD display (User
Settings → Door → Two Press Unlock).
Information
After unlocking the doors, the doors will
automatically relock after 30 seconds
unless a door is opened.
ACCESSING YOUR VEHICLE

05
5-5
Trunk unlocking
To unlock the trunk :
1. Press and hold the Trunk Unlock button (3) on the remote key for more
than one second.
2. The hazard warning lights will blink two times and the trunk will be
unlocked.
3. Once the trunk is opened and then closed, the trunk will automatically
re-lock after 30 seconds.
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 (4)
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
OIG046004OIG046004
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 90 feet [30 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 Features5-10
Two Press Unlock Feature
The priority for unlocking the driver door
only, or unlocking all the doors with
one press may be adjusted in the User
Settings mode in the cluster LCD display.
The Two Press Unlock feature, when
enabled, will require the user to press
the door unlock button once for driver
door only and twice for unlocking all the
doors.
Select or Deselect the Two Press Unlock
feature in the User Settings mode in the
cluster LCD display. The option can be
found under the following menu:
User Settings → Door → Two Press Unlock
The Two Press Unlock feature can also be
enabled or disabled by pressing the door
lock and unlock buttons simultaneously
on the Key FOB:
Press and hold both the Door Lock
button and the Door Unlock button
simultaneously until the hazard warning
lights blink.
This will enable or disable the Two Press
Unlock feature. Repeat this procedure to
enable/disable the mode again.
Information
If you press the front passenger outside
door handle with the smart key in your
possession, all the doors will unlock.
Smart Key Reminder
If the smart key is in the vehicle and
any door is opened, the doors will not
lock even though the lock button of the
central door lock switch is pressed.
Trunk opening
To open:
1. Make sure you have the smart key in your possession and either press
inside the trunk emblem or press the
Trunk Unlock button (3) on the smart
key for more than one second.
2. Once the trunk is opened, the hazard warning lights will blink two times.
• The trunk handle button will only operate when the smart key is within
28~40 inches (0.7 ~1 m) from the trunk
handle.
• Once the trunk is opened and then closed, the trunk will automatically
re-lock and the hazard warning will
blink once.
• If you leave the smart key and close the trunk, the chime will sound for 5
seconds. In the case, the trunk cannot
be locked so open it with the trunk
handle button.
Panic button
Press and hold the Panic button (4) for
more than one second. The horn sounds
and hazard warning lights blink for about
30 seconds. To cancel the panic mode,
press any button on the Smart Key.

Convenient Features5-38
THEFT-ALARM SYSTEM
This system helps to protect your vehicle
and valuables. The horn will sound and
the hazard warning lights will blink
continuously if any of the following
occur: - A door is opened without using the remote key or smart key.
- The trunk is opened without using the remote key or smart key.
- The engine hood is opened.
The alarm continues for 30 seconds, then
the system resets. To turn off the alarm,
unlock the doors with the remote key or
smart key.
The Theft Alarm System automatically
sets 30 seconds after you lock the doors
and the trunk. For the system to activate,
you must lock the doors and the trunk
from outside the vehicle with the remote
key or smart key or by pressing the
button on the outside of the door handle
with the smart key in your possession.
The hazard warning lights will blink and
the chime will sound once to indicate the
system is armed.
Once the security system is set, opening
any door, the trunk, or the hood without
using the remote key or smart key will
cause the alarm to activate.
The Theft Alarm System will not set if the
hood, the trunk, or any door is not fully
closed. If the system will not set, check
the hood, the trunk, or the doors are fully
closed.
Do not attempt to alter this system or
add other devices to it. Information
• Do not lock the doors until all
passengers have left the vehicle. If the
remaining passenger leaves the vehicle
when the system is armed, the alarm
will be activated.
• If the vehicle is not disarmed with the
remote key or smart key, open the
doors by using the mechanical key
and place the ignition switch in the
ON position (for remote key) or start
the engine (for smart key) by directly
pressing the ignition switch with the
smart key.
• If the system is disarmed by unlocking
the vehicle, but neither a door or the
trunk is opened within 30 seconds, the
doors will relock and the system will
rearm automatically.

05
5-45
Horn
ODN8059022ODN8059022
To sound the horn, press the area
indicated by the horn symbol on your
steering wheel (see illustration). The
horn will operate only when this area is
pressed.
NOTICE
Do not strike the horn severely to
operate it, or hit it with your fist. Do not
press on the horn with a sharp-pointed
object.

Convenient Features5-94
• Outside air temperature is hot or cold.
• The wind is either strong (over 12 mph (20 km/h)) or blowing perpendicular
to the rear bumper.
• Objects generating excessive noise, such as vehicle horns, loud
motorcycle engines, or truck air
brakes, are near the vehicle.
• An ultrasonic sensor with a similar frequency is near the vehicle.
• There is ground height difference between the vehicle and the
pedestrian.
• The image of the pedestrian in the rear view camera is indistinguishable
from the background.
• The pedestrian is near the rear edge of the vehicle.
• The pedestrian is not standing upright.
• The pedestrian is either too short or too tall for the system to recognize.
• The pedestrian is wearing clothes that are hard for the system to recognize.
• The pedestrian is wearing a cloth that does not reflect ultrasound well.
• The size, thickness, height, or shape of the object does not reflect ultrasound
well (e.g., pole, bush, curbs, carts,
edge of a wall, etc.).
• The pedestrian or the object is moving.
• The pedestrian or the object is very close to the rear of the vehicle.
• A wall is behind the pedestrian or the object.
• The object is not at the rear center of the vehicle.
• The plane of the obstacle is not parallel to the rear bumper.
• The road is slippery or inclined.
• The driver backs up the vehicle immediately after shifting to R
(Reverse).
• The driver accelerates or turns the vehicle. Reverse Parking Collision-Avoidance
Assist system may alert the driver or
apply brake power unnecessarily under
the following conditions even if there are
“no” pedestrians or objects.
• Any non-factory equipment or
accessories have been installed.
• The condition of the vehicle is unstable due to an accident or other
causes.
• The height of the bumper or the sensor installation has been modified.
• The bumper height has changed due to heavy loads, tire pressure change,
etc.
• The rear view camera or the ultrasonic sensor(s) is stained with foreign
matter, such as snow, dirt, etc.
• The pattern on the road is mistaken for a pedestrian.
• There is a shadow or a light reflecting on the ground.
• Pedestrians or objects are around the path of the vehicle.
• Objects generating excessive noise, such as vehicle horns, loud
motorcycle engines, or truck air
brakes, are near the vehicle.
• The vehicle is backing towards a narrow passage or parking space.
• The vehicle is backing towards an uneven road surface, such as unpaved
road, gravel, bump, gradient, etc.
• A trailer is attached to the vehicle

05
5-97
To Turn off Reverse Parking
Distance Warning System
(if equipped)
ODN8059057LODN8059057L
Push the button to turn off Reverse
Parking Distance Warning system. The
indicator light on the button will turn on.
Non-Operational Conditions
of Reverse Parking Distance
Warning System
Reverse Parking Distance Warning
system may not operate normally when:
• Moisture is frozen to the sensor.
• Sensor is covered with foreign matter, such as snow or water, or the sensor
cover is blocked.
There is a possibility of Reverse
Parking Distance Warning system
malfunction when:
• Driving on uneven road surfaces such as unpaved roads, gravel, bumps, or
gradient.
• Objects generating excessive noise such as vehicle horns, loud
motorcycle engines, or truck air
brakes can interfere with the sensor.
• Heavy rain or water spray is present.
• Wireless transmitters or mobile phones are present near the sensor.
• The sensor is covered with snow.
• Any non-factory equipment or accessories have been installed, or if
the vehicle bumper height or sensor
installation has been modified.
Detecting range may decrease
when:
Outside air temperature is extremely hot
or cold.