2012 Hyundai Sonata engine

Features of your vehicle64This device complies with Part 15 of
the FCC rules.
Operation is subject to the following two
conditions:
1. This device may not cause harmfulinterference, and
2. This device must accept any interfer- ence received, including interference
that may cause undesired operation.
With a smart key, you can lock or unlock
a door (and trunk) and even start the
engine without inserting the key.
The functions of buttons on a smart key
are similar to the remote keyless entry.
(Refer to the “Remote keyless entry” in
this section.)
Smart key functionsCarrying the smart key, you may lock and
unlock the vehicle doors. Also, you may
start the engine. Refer to the following,
for more details.
OYF049211
SMART KEY (IF EQUIPPED)
WARNING
Changes or modifications not
expressly approved by the party
responsible for compliance could
void the user’s authority to operate
the equipment.

47
Features of your vehicle
LockingUsing the door handle switch
Pressing the button of the front outside
door handles with all doors closed and
any door unlock, locks all the doors. If all
doors, trunk and engine hood are closed,
the hazard warning lights will blink and
the chime will sound once to indicate that
all doors are locked.However, if any door remains open, the
doors won't lock and the chime will sound
for 3 seconds. Close the door and try
again to lock the doors.
If trunk lid or engine hood remains open,
the hazard warning light and chime won't
operate. After this, trunk lid and engine
hood are closed, the hazard warning
lights blink once.
The button will only operate when the
smart key is within 28~40in. (0.7~1m)
from the outside door handle.
If you want to make sure that a door has
locked or not, you should check the door
lock button inside the vehicle or pull the
outside door handle.
Even though you press the outside door
handle buttons, the doors will not lock
and the chime will sound for 3 seconds if
any of following occur:
 The smart key is in the vehicle.
 The ignition switch is in ACC or ON
position.
 Any door except the trunk is open. Using the button on the smart key
All doors are locked if the lock button(1)
is pressed. If all doors, trunk and hood
are closed, the hazard warning lights will
blink and the chime will sound once to
indicate that all doors are locked.
However, if any door, trunk or engine
hood remains open, the hazard warning
lights and the chime will not operate. If all
doors, trunk and engine hood are closed
after the lock button is pressed, the haz-
ard warning lights blink.
OYF049213OYF049003

49
Features of your vehicle
PanicThe horn sounds and hazard warning
lights flash for about 30 seconds if this
button(4) is pressed for more than 1 sec-
ond. To stop the horn and lights, press
any button on the smart key.Start-upYou can start the engine without inserting
the key. For detailed information refer to
the “Engine start/stop button” in section
5.
Smart key precautions✽ ✽NOTICE• If, for some reason, you happen to lose
your smart key, you will not be able to
start the engine. Tow the vehicle, if
necessary, and contact an authorized
HYUNDAI dealer.
• A maximum of 2 smart keys can be registered to a single vehicle. If you
lose a smart key, you should immedi-
ately take the vehicle and key to your
authorized HYUNDAI dealer to pro-
tect it from potential theft.
• The smart key will not work if any of the following occur:
- The smart key is close to a radiotransmitter such as a radio station or
an airport which can interfere with
normal operation of the smart key.
- The smart key near a mobile two- way radio system or a cellular
phone.
- Another vehicle’s smart key is being operated close to your vehicle.
When 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, contact
an authorized HYUNDAI dealer.
CAUTION
Keep the smart key away from
water or any liquid. If the keyless entry system is inoperative due toexposure to water or liquids, it willnot be covered by your manufactur- er’s vehicle warranty.

Features of your vehicle10
4This device complies with Part 15 of
the FCC rules.
Operation is subject to the following two
conditions:
1. This device may not cause harmful
interference, and
2. This device must accept any interfer- ence received, including interference
that may cause undesired operation.
Restrictions in handling keys When leaving keys with parking lot and
valet attendants, the following proce-
dures will ensure that your vehicle’s trunk
and glove box compartment can only be
opened with the mechanical key.
LockWhen leaving the key with a parking lot
attendant or valet, perform the following.
Remove the mechanical key from the
smart key and leave the smart key with
the attendant. In this manner the smart
key can only be used to start the engine
and operate door locks.
Trunk
1. Open the trunk lid.
2. Set the trunk lid control switch toLOCK position ( ).
3. Close the trunk lid.
Glove box
1. Press and hold the release button(1) and remove the mechanical key (2).
To reinstall the mechanical key, put the
key into the hole and push it until a
click sound is heard.
2. Close and lock the glove box using the mechanical key.
WARNING
Changes or modifications not
expressly approved by the party
responsible for compliance could
void the user’s authority to operate
the equipment. If the keyless entry
system is inoperative due to
changes or modifications not
expressly approved by the party
responsible for compliance, it will
not be covered by your manufactur-
er’s vehicle warranty.
OYF049004OYF049212

Features of your vehicle12
4Remote keyless entry system
operationsLock (1)All doors are locked if the lock button is
pressed. If all doors, trunk and hood are
closed, the hazard warning lights will
blink once to indicate that all doors are
locked. Also, if the lock button is pressed once
more within 4 seconds, the hazard warn-
ing lights will blink and the horn will
sound once to confirm that the door is
locked.
However, if any door, trunk lid or engine
hood remains open, the hazard warning
lights (and/or the horn) will not operate.
But if all doors, trunk lid and engine hood
are closed after the lock button is
pressed, the hazard warning lights will
blink once.
Unlock (2) Driver's door is unlocked if the unlock
button is pressed once. The hazard
warning lights will blink twice to indicate
that the driver's door is unlocked. All
doors are unlocked if the unlock button is
pressed twice within 4 seconds.
The hazard warning lights will blink twice
again to indicate that all doors are
unlocked. If no doors are opened within
30 seconds after unlocking them, the
doors will automatically lock again.
Trunk unlock (3)The trunk is unlocked if the button is
pressed for more than 1 second.
Also, once the trunk is opened and then
closed, the trunk will be locked automati-
cally.Panic (4)The horn sounds and hazard warning
lights flash for about 30 seconds if this
button is pressed for more than 0.5 sec-
ond. To stop the horn and lights, press
any button except the trunk button on
the transmitter
REMOTE KEYLESS ENTRY
ONF048011

Features of your vehicle14
4
This system is designed to provide pro-
tection from unauthorized entry into the
vehicle. This system is operated in three
stages: the first is the "Armed" stage, the
second is the "Theft-alarm" stage, and
the third is the "Disarmed" stage. If trig-
gered, the system provides an audible
alarm with blinking of the hazard warning
lights.
Armed stageUsing the smart keyPark the vehicle and stop the engine.
Arm the system as described below.
1. Turn off the engine.
2. Make sure that all doors, the engine
hood and trunk lid are closed and
latched.
3.
 Lock the doors by pressing the button of
the front outside door handle with the
smart key in your possession.
After completion of the steps above, the
hazard warning lights and chime will
operate once to indicate that the system
is armed.
If any door remains open, the doors won't
lock and the chime will sound for 3 sec-
onds. Close the door and try again to lock
the doors.
If trunk lid or engine hood remains open,
the hazard warning lights and chime
won't operate and theft-alarm will not
arm. After this, trunk lid and engine hood
are closed, the hazard warning lights
blink once.
CAUTION
 The transmitter is designed to give you years of trouble-freeuse, however it can malfunction if exposed to moisture or staticelectricity. If you are unsure howto use your transmitter or replace the battery, contact an authorizedHYUNDAI dealer.
 Using the wrong battery can cause the transmitter to malfunc-tion. Be sure to use the correct battery.
 To avoid damaging the transmit- ter, don't drop it, get it wet, orexpose it to heat or sunlight.
CAUTION
An inappropriately disposed bat-tery can be harmful to the environ-ment and human health.
Dispose the battery according toyour local law(s) or regulation.
THEFT-ALARM SYSTEM
Armed
stage
Theft-alarm stage
Disarmedstage

415
Features of your vehicle
 Lock the doors by pressing the lock but-
ton on the smart key.
After completion of the steps above, the
hazard warning lights and chime will
operate once to indicate that the system
is armed.
If any door, trunk lid or engine hood
remains open, the hazard warning lights
and chime won't operate and theft-alarm
will not arm. After this, if all doors, trunk
lid and engine hood are closed, the haz-
ard warning lights blink once.
Using the transmitterPark the vehicle and stop the engine.
Arm the system as described below.
1. Turn off the engine and remove theignition key from the ignition switch.
2. Make sure that all doors, the engine hood and trunk lid are closed and
latched.
3. Lock the doors by pressing the lock button on the transmitter.
After completion of the steps above, the
hazard warning lights will blink once to
indicate that the system is armed. If the
lock button is pressed once more within 4
seconds, hazard warning lights blink and
the horn sounds once to confirm that the
system is armed.
If any door, trunk lid or engine hood
remains open, the hazard warning lights
(or/and horn) won't operate and theft-
alarm will not arm. After this, if all doors,
trunk lid and engine hood are closed, the
hazard warning lights blink once.
Using the mechanical keyPark the vehicle and stop the engine.
Arm the system as described below.
1. Turn off the engine and remove the key from the ignition switch(if equipped).
2. Make sure that all doors, the engine hood and trunk lid are closed and
latched.
3. Lock the doors by inserting the key into the key hole on the front outside door
handle and turning the key toward the
front of the vehicle.
If any door, trunk lid or engine hood
remains open, the theft-alarm will not
arm.✽ ✽ NOTICEIf you lock or unlock the doors by using
the mechanical key, the hazard warning
light and chime sound won't operate.

Features of your vehicle16
4Do not arm the system until all pas-
sengers have left the vehicle. If the
system is armed while a passenger(s)
remains in the vehicle, the alarm may
be activated when the remaining pas-
senger(s) leave the vehicle. If any
door (or trunk) or engine hood is
opened within 30 seconds after the
system enters the armed stage, the
system is disarmed to prevent an
unnecessary alarm.
Theft-alarm stageThe alarm will be activated if any of the
following occurs while the system is
armed.
 A door is opened without using the
transmitter (or smart key or mechani-
cal key).
 The trunk is opened without using the transmitter (or smart key).
 The engine hood is opened.
The horn will sound and the hazard
warning lights will blink continuously for
approximately 30 seconds, and the alarm
will repeat once more unless the system
is disarmed. To turn off the system,
unlock the doors with the mechanical key
or transmitter or smart key.
Opening the trunk with the alarm
armed (if equipped)When the alarm is armed, the alarm will
not sound if the trunk lid is opened with
the transmitter (or smart key).
Once the trunk is opened and then
closed, the trunk will be locked automati-
cally and the system will be armed again.
Also, if any of the doors or hood is
opened while the trunk lid is open and
the alarm is armed, the alarm will sound.