2023 HYUNDAI SONATA key

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5-51
Trunk
Opening the trunk
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1. Make sure the shift button is in P (Park).
2. Then do one of the following :
- Press the button on the trunk handle after locking or unlocking the door
by remote key or smart key.
- Press the trunk unlock button of remote key or smart key for more than 1 second.
- Press the button on the trunk itself with the Smart Key in your possession.
WARNING
The button on the trunk handle is
made of the rubber. Do not press it
with the sharp objects such as the key,
screwdriver or drill.
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- Use the trunk release button.
3. Lift the trunk lid up. Closing the trunk
Lower the trunk lid and press down until
it locks.
WARNING
Always keep the trunk lid completely
closed while the vehicle is in motion. If
it is left open or ajar, poisonous exhaust
gases containing carbon monoxide
(CO) may enter the vehicle and serious
illness or death may result.
WARNING
Make sure there are no people or
objects around the trunk before
opening or closing the Power Trunk.
Wait until the trunk is open fully and
stopped before loading or unloading
cargo from the vehicle.
NOTICE
To prevent damage to the trunk lift
cylinders and the attached hardware,
always close the trunk before driving.

Convenience Features
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Information
In cold and wet climates, trunk lock and
trunk mechanisms may not work properly
due to freezing conditions.
WARNING
Always be careful to open and close the trunk.
• To prevent serious injury and damage, you should check and keep
your body parts such as hands or
head away from the path of the trunk while closing or opening the trunk.
• Your body parts or an object might be damaged by sharp edges so you
should be careful while opening/closing the trunk or taking the thing
out from the trunk. Especially, a child
can hit the face or head around the
trunk so you should be cautious all the time.
Emergency Trunk Safety Release
Inside the trunk
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Your vehicle is equipped with an
Emergency Trunk Safety Release lever
located inside the trunk. When someone
is inadvertently locked in the trunk, the
trunk can be opened by moving the lever
in the direction of the arrow and pushing the trunk open.
WARNING
• You and your passengers must be aware of the location of the
Emergency Trunk Safety Release
lever in this vehicle and how to open
the trunk in case you are accidentally
locked in the trunk.
• NEVER allow anyone to occupy the trunk of the vehicle at any time. If the
trunk is partially or totally latched
and the person is unable to get out,
serious injury or death could occur
due to lack of ventilation, exhaust
fumes and rapid heat build-up, or
because of exposure to cold weather
conditions. The trunk is also a highly
dangerous location in the event of a
crash because it is not a protected
occupant space but is a part of the
vehicle’s crush zone.
• Your vehicle should be kept locked and the Smart Key should be kept
out of the reach of children. Parents
should teach their children about the
dangers of playing in trunks.
• Use the release lever for emergencies only.

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Inside the vehicle
When you can not unlock the trunk due
to battery discharge or other reasons,
you can unlock the trunk inside the
vehicle.
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Open the cable cover(1) under the rear
seat with a mechanical key and pull the
cable (2) for unlocking the trunk.
The cable is firmly fixed so it may hard to
pull. Therefore, please use a tool such as
a screwdriver to assist in pulling the loop
for the emergency release.
Smart Trunk with Auto Open (if equipped)
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On a vehicle equipped with a smart key, the trunk can be opened using the Smart
Trunk with Auto Open system. How to use the Smart Trunk with
Auto Open
The trunk can be opened with no-touch
activation satisfying all the conditions
below.
• After 15 seconds when all doors are
closed and locked
• Positioned in the detecting area for more than 3 seconds.
Information
• The Smart Trunk with Auto Open does not operate when:
- The smart key is detected within 15 seconds after the doors are closed and locked, and is continuously detected.
- The smart key is detected within 15 seconds after the doors are closed and locked, and within 1.5m (60inches)
from the front door handles. (for
vehicles equipped with Welcome Light)
- A door is not locked or closed.
- The smart key is in the vehicle.
1. Setting
To activate the Smart Trunk with Auto
Open, go to User Settings Mode and
select Smart Trunk on the LCD display.
For more information, refer to the “LCD
Display” section in this chapter. If your
vehicle is equipped with additional
navigation, please refer to the
infotainment system manual separately supplied.

Convenience Features
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2. Detect and Alert
If you are positioned in the detecting
area (50 ~100 cm (20~40 inches) behind
the vehicle) carrying a smart key, the
hazard warning lights will blink and
chime will sound to alert you the smart
key has been detected and the trunk will open.
Information
Do not approach the detecting area if you do not want the trunk to open. If you have
unintentionally entered the detecting area and the hazard warning lights and chime
starts to operate, leave the detecting area
with the smart key. The trunk will stay closed.
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3. Automatic opening
The hazard warning lights will blink and chime will sound 6 times and then the trunk will open.
WARNING
• Make sure you close the trunk before driving your vehicle.
• Make sure there are no people or objects around the trunk before opening or closing the trunk.
• Make sure objects in the trunk do not come out when opening the trunk on
a slope. It may cause serious injury.
• Make sure to deactivate the Smart Trunk when washing your vehicle.
Otherwise, the trunk may open
inadvertently.
• The key should be kept out of reach of children. Children may
inadvertently open the Smart Trunk
while playing around the rear area of
the vehicle.

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How
to deactivate the Smart Trunk
with Auto Open function using the
smart key
„„Type A
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„„Type B
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(1) Door lock
(2) Door unlock
(3) Trunk open
If you press any button of the smart key
during the Detect and Alert stage, the
Smart Trunk with Auto Open function will
be deactivated.
Make sure to be aware of how to
deactivate the Smart Trunk with Auto
open function for emergency situations.
Information
• If you press the door unlock button (2), the Smart Trunk with Auto Open function will be deactivated
temporarily. But, if you do not open
any door for 30 seconds, the Smart
Trunk with Auto Open function will be activated again.
• If you press the trunk open button (3) for more than 1 second, the trunk opens.
• If you press the door lock button (1) or trunk open button (3) when the Smart
Trunk with Auto Open in the Detect
and Alert stage, the Smart Trunk
with Auto Open function will not be deactivated.
• In case you have deactivated the Smart Trunk with Auto Open function by
pressing the smart key button and
opened a door, the Smart Trunk with Auto Open function can be activated again by closing and locking all doors.

Convenience Features
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Detecting area
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• The Smart Trunk with Auto Open operates with a welcome alert if the
smart key is detected within 50 ~ 100
cm (20~40 inches) from the trunk.
• The alert stops at once if the smart key is positioned outside the
detecting area during the Detect and
Alert stage.
Information
• The Smart Trunk with Auto Open function will not work if any of the following occurs:
- 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 cellular phone.
- Another vehicle’s smart key is being operated close to your vehicle.
• The detecting range may decrease or increase when :
- One side of the tire is raised to replace a tire or to inspect the vehicle.
- The vehicle is parked on a slope or unpaved road, etc.
Fuel Filler Door
Opening the fuel filler door
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1. Turn the engine off.
2. Ensure the driver’s door is unlocked.
3. Push the fuel filler door near the 3 o’clock position.
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3. Pull the fuel filler door (1) outward to access the fuel tank cap.
4. To remove the fuel tank cap (2), turn
it counterclockwise. You may hear a
hissing noise as the pressure inside
the tank equalizes.
5. Place the cap on the fuel filler door.

Convenience Features
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Turn signals and lane change signals
ODN8A059207
To signal a turn, push down on the lever
for a left turn or up for a right turn in
position (A).
If an indicator stays on and does not flash
or if it flashes abnormally, one of the turn
signal bulbs may be burned out and will
require replacement.
One touch turn signal function
To activate the One Touch Turn Signal
function, push the turn signal lever up or
down to position (B) and then release it. The lane change signals will blink 3, 5 or 7 times.
You can activate or deactivate the One
Touch Turn Signal function or choose
the number of blinks (3, 5, or 7) from the
User Settings mode in the LCD display. Battery saver function
The purpose of this feature is to prevent
the battery from being discharged.
The system automatically turns off the
parking lamp when the driver turns the
vehicle off and opens the driver-side
door.
With this feature, the parking lamps will
turn off automatically if the driver parks
on the side of road at night.
However, the position lamps stay ON
even when the driver-side door is opened
if the headlamp switch is turned to the
position lamp or AUTO (if equipped)
position after the engine is turned off.
If necessary, to keep the lamps on turn the position lamps OFF and ON
again using the headlamp switch on
the steering column after the engine is
turned off.
Headlamp delay function (if equipped)
If the key is removed from the ignition
switch or placed in the ACC position
or the LOCK/OFF position with the
headlamps ON, the headlamps (and/
or parking lamps) remain on for about
5 minutes. However, if the driver’s door is opened and closed, the headlamps
are turned off after 15 seconds. Also,
with the engine off if the driver’s door is
opened and closed, the headlamps (and/
or parking lamps) are turned off after 15 seconds.
The headlamps (and/or parking lamps)
can be turned off by pressing the lock
button on the remote key or smart key
twice or turning the headlamp switch to
the OFF or AUTO position.
You can activate or deactivate the
Headlamp Delay function from the User
Settings Mode in the LCD display.

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NOTICE
If the driver exits the vehicle through
another door besides the driver
door, the battery saver function
does not operate and the headlamp
delay function does not turn OFF
automatically.
This may cause the battery to
discharge. To avoid battery discharge,
turn OFF the headlamps manually from
the headlamp switch before exiting the
vehicle.
Headlamp leveling device
It automatically adjusts the headlamp
beam level according to the number of
passengers and loading weight in the
luggage area.
And it offers proper headlamp beam
under various conditions.
WARNING
If the function does not work properly,
have the vehicle inspected by an
authorized HYUNDAI dealer. Do not
attempt to inspect or replace the wiring
yourself.
Interior Lights
WARNING
Do not use the interior lights when
driving in the dark. The interior lights
may obscure your view and cause an
accident.
NOTICE
Do not use the interior lights for
extended periods when the vehicle is
turned off or the battery will discharge.
Interior lamp AUTO cut
The interior lamps will automatically go
off approximately 20 minutes after the
engine is turned off and the doors are closed. If a door is opened, the lamp
will go off 40 minutes after the engine is
turned off. If the doors are locked by the
remote key or smart key and the vehicle
enters the armed stage of the theft
alarm system, the lamps will go off five
seconds later.