Hyundai Sonata 2020 Owner's Manual

05
5-31
DOOR LOCKS
Operating Door Locks from
Outside the Vehicle
Mechanical key
ODN8059011ODN8059011If you lock the driver’s door with a
mechanical key, all vehicle doors will
lock. If you unlock the driver’s door with
a mechanical key, you can open and
close the driver’s door only.
Once the doors are unlocked, they may
be opened by pulling the door handle.
When closing the door, push the door by
hand. Make sure that doors are closed
securely.
Remote key
ODN8059279LODN8059279L
To lock the doors, press the Door Lock
button (1) on the remote key.
Press the Door Unlock button (2) on the
remote key, the driver’s door will unlock.
If you press the Door Unlock button
on the remote key again within four
seconds, then all the doors will unlock.
Once the doors are unlocked, they may
be opened by pulling the door handle.When closing the door, push the door by
hand. Make sure that doors are closed
securely.
Smart key
ODN8059001ODN8059001Press the button on the driver’s outside
door handle or touch the touch sensor
on the door handle (the engraved part)
while carrying the Smart Key with you
or press the Door Unlock button on the
Smart Key, the driver’s door will unlock.
If you press the button on the front
passenger’s outside door, all doors will
unlock.
Once the doors are unlocked, they may
be opened by pulling the door handle.
When closing the door, push the door by
hand. Make sure that doors are closed
securely.
Information
•
In cold and wet climates, door lock
and door mechanisms may not work
properly due to freezing conditions.
• If the door is locked/unlocked multiple
times in rapid succession with either
the vehicle key or door lock switch, the
system may stop operating temporarily
in order to protect the circuit and
prevent damage to system components.
• Two press unlock setting can be
changed in the User Settings mode on
the cluster.

Convenient Features5-32
In case of an emergency
ODN8059291ODN8059291
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 key 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 trunk is closed, you will not be able to
open the trunk until power is restored.
Operating Door Locks from
Inside the Vehicle
With the door handle
ODN8059012ODN8059012
Front door
If the inner door handle is pulled when
the door is lock
ed, the door will unlock
and open.
Rear door
If the inner door handle is pulled once
when the door is lock
ed, the door will
unlock. If the inner door handle is pulled
once more, the door will open.
Information
If a power door lock ever fails to function
while you are in the vehicle try one or
more of the following techniques to exit:
• Operate the door unlock feature
repeatedly (both electronic and
manual) while simultaneously pulling
on the door handle.
• Operate the other door locks and
handles, front and rear.
• Lower a front window and use the
mechanical key to unlock the door from
outside.

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5-33
With the central door lock switch
Driver’s doorDriver’s door
ODN8A059013ODN8A059013
Front passenger’s doorFront passenger’s door
ODN8059014ODN8059014
• When pressing the () portion (1) of
the switch, all vehicle doors will lock.
- If the key is in the ignition switch and any door is opened, the doors
will not lock even though the lock
button (1) of the central door lock
switch is pressed.
- If the smart key is in the vehicle and any door is opened, the doors
will not lock even though the lock
button (1) of the central door lock
switch is pressed.
• When pressing the (
) portion (2)
of the switch, all vehicle doors will
unlock.
• Doors indicating light (3) When all vehicle doors are locked, the
indicating lights on the driver’s door
and passenger’s door will turn on. If
any door is unlocked, it would go off.
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, move the shift button to the
P (Park) position, engage the parking
brake, and place the ignition switch
in the LOCK/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.

Convenient Features5-34
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.
WARNING
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.
Automatic Door Lock and Unlock
Features
Your vehicle is equipped with features
that will automatically lock or unlock
your vehicle based on settings you select
in the LCD cluster display.
Auto LOCK - Enable on Speed
When this feature is set in the LCD
cluster display, all the doors will be
locked automatically when the vehicle
exceeds 9 mph (15 kph).
Auto LOCK - Enable on Shift
When this feature is set in the LCD
cluster display, all the doors will be
locked automatically when the vehicle is
shifted out of P (Park) while the engine is
running.
Auto UNLOCK - Enable on Shift
When this feature is set in the LCD
cluster display, all the doors will be
unlocked automatically when the vehicle
is shifted back into P (Park).
For more information on these features,
refer to the LCD Display section later in
this chapter.
Additional Unlock Safety Feature -
Air Bag Deployment
As an additional safety feature, all doors
will be automatically unlocked when an
impact causes the air bags to deploy.

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Child-Protector Rear Door Locks
ODN8059015LODN8059015L
The child safety lock is provided to help
prevent children seated in the rear from
accidentally opening the rear doors. The
rear door safety locks should be used
whenever children are in the vehicle.
The child safety lock is located on the
edge of each rear door. When the child
safety lock is in the lock position, the
rear door will not open if the inner door
handle is pulled.
To lock the child safety lock, insert a
small flat blade tool (like a screwdriver or
similar) (1) into the slot and turn it to the
lock position as shown.
To allow a rear door to be opened from
inside the vehicle, unlock the child safety
lock.
WARNING
If children accidently open the rear
doors while the vehicle is in motion,
they could fall out of the vehicle. The
rear door safety locks should always
be used whenever children are in the
vehicle.

Convenient Features5-36
Rear Occupant Alert (ROA)
System
The Rear Occupant Alert (ROA) system
is provided to help prevent exiting the
vehicle with the rear passenger left in the
vehicle. When you open the front door
after opening and closing the rear door
and turning off the engine, the “Check
rear seats” warning message appears on
the cluster.
ClusterCluster
ODN8A059339ODN8A059339
Steering wheelSteering wheel
ODN8A059134ODN8A059134
CAUTION
• The system does not actually detect
objects or people in the rear seat. By
using a rear door opened and closed
history, the system indicates that
there may be something in the rear
seat.
• The rear door opened and closed
history will be initialized only when
the doors are locked after turning off
the engine. Therefore, there could be
alarms even though the back doors
are locked.
ex) When you get in and drive your vehicle without locking the doors after
the alarm sounds, there could be the
alarm sounds if you turn off the engine
and open the driver’s seat door.
WARNING
It does not use the actual sensors but it
provides the alarm sounds by checking
the rear door lock/unlock status as a
reminder.

05
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Vehicle Auto-Shut Off Function
If your parked vehicle in a garage is on
for a period of time, the engine turns
off automatically to prevent carbon
monoxide poisoning.
System setting
Select ‘User Settings → Convenience →
Vehicle Auto-Shut Off’ in the LCD display.
ODN8A059340ODN8A059340
Operating conditions
Vehicle Auto-Shut Off timer activates
when the following conditions are met.
• Ignition [ON] or engine running
• Shift button is in P (Park) position
• Unfastened driver’s seat belt
• Even one of the doors opens
Deactivations
• In case of selecting “Disable” for Vehicle Auto-Shut Off in the User
Settings mode (30 min. based timer is
reset automatically if you restart.)
• Gear shift other than P
• Fastened driver’s seat belt
• Step on the brake or accelerator
System operation
At the set time on Vehicle Auto-Shut Off
timer, the engine turns off automatically.

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
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ODN8A059019ODN8A059019
The Driver Position Memory System is
provided to store and recall the following
memory settings with a simple button
operation.
- Driver’s seat position (Power seat)
- Side view mirror position

- Instrument panel illumination intensity
- Head Up Display (HUD) position and brightness (if equipped)
WARNING
Never attempt to operate the driver
position memory system while the
vehicle is moving.
This could result in loss of control, and
an accident causing death, serious
injury, or property damage.
Information
• If the battery is disconnected, the
memory settings will be erased.
• If the Driver Position Memory System
does not operate normally, have the
system checked by an authorized
HYUNDAI dealer.
Storing Positions into Memory
1. Shift to P (Park) while the ignition
switch is in the ON position.
2. Adjust the driver’s seat position, side view mirror position, instrument panel
illumination intensity and head-up
display height/brightness to positions
comfortable for the driver.
3. Press the SET button. The system will beep once and notify you “Press
button to save settings” on the cluster
LCD display.
4. Press one of the memory buttons (1 or 2) within 4 seconds. The system
will beep twice when the memory has
been successfully stored.
5. “Settings 1 (or 2) saved” will appear on the cluster LCD display.
DRIVER POSITION MEMORY SYSTEM (IF EQUIPPED)

Convenient Features5-40
Recalling Positions from Memory
1. Shift to P (Park) while the ignition switch is in the ON position.
2. Press the desired memory button (1 or 2). The system will beep once,
and then the driver’s seat position,
side view mirror position, instrument
panel illumination intensity and
head-up display height/brightness
will automatically adjust to the stored
positions.
3. “Settings 1 (or 2) applied” will appear on the cluster LCD display.
If your vehicle is equipped with
additional navigation, please refer to the
infotainment system manual separately
supplied.
Information
• While recalling the “1” memory
position, pressing the SET or 1 button
temporarily stops the adjustment of
the recalled memory position. Pressing
the 2 button recalls the “2” memory
position.
• While recalling the “2” memory
position, pressing the SET or 2 button
temporarily stops the adjustment of
the recalled memory position. Pressing
the 1 button recalls the “1” memory
position.
• While recalling the stored positions,
pressing one of the control buttons
for the driver’s seat, side view mirror,
instrument panel illumination or head-
up display will cause the movement of
that component to stop and move in
the direction that the control button is
pressed.
Resetting the Driver’s Seat
Memory System
Take the following procedures to reset
the driver’s seat memory system, when it
does not operate properly.
To reset the driver’s seat memory
system
1. Place the ignition switch to the ON
position, shift to P (Park), and open
the driver’s door.
2. Operate the control switch to set the driver’s seat and seatback to the
foremost position.
3. Simultaneously press the SET button and push forward the seat movement
switch over 2 seconds.
While resetting the driver’s seat
memory system
1. It starts with the notification sound.
2. The driver’s seat and seatback is adjusted to the rearward position with
the notification sound.
3. The driver’s seat and seatback is re-adjusted to the default position
(central position) with the notification
sound.
However, in the following cases, the
resetting procedure and the notification
sound may stop.
- The memory button is pressed.
- The control switch is operated.
- The gear is shifted out of P (Park) .
- The driving speed exceeds 2 mph (3 km/h).
- The driver’s door is closed.