ECU HYUNDAI ELANTRA SEL 2021 User Guide

3-40
WARNING
To reduce the risk of serious injury or
death from an inflating curtain air bag,
take the following precautions:
• All seat occupants must wear
seat belts at all times to help keep
occupants positioned properly.
• Properly secure child restraints as far
away from the door as possible.
• Do not place any objects over the air
bag. Also, do not attach any objects
around the area the air bag inflates
such as the door, side door glass,
front and rear pillar, roof side rail.
• Do not hang other objects except
clothes, especially hard or breakable
objects. In an accident, it may cause
vehicle damage or personal injury.
• Do not allow passengers to lean their
heads or bodies onto doors, put their
arms on the doors, stretch their arms
out of the window, or place objects
between the doors and seats.
• Do not open or repair the side curtain
air bags.
How Does the Air Bag System
Operate?
OCN7030061N
The SRS consists of the following
components:
1.
Driver’

s front air bag module
2.
Passenger’

s front air bag module
3.
Side air bag modules (fr

ont)
4.
Curtain air bag modules
5.
Re

tractor pre-tensioner assemblies
6.
Air bag warning ligh

t
7.
SRS contr

ol module (SRSCM) /
Rollover sensor
8.
Fr

ont impact sensors
9.
Side impact sensors (

acceleration)
10.
Side impact sensors (

pressure)
11.
Occupant classifica

tion system
12.
Driver’

s and front passenger’s seat
belt buckle sensors
The SRSCM (Supplemental Restraint
System Control Module) continually
monitors all SRS components while
the Engine Start/Stop button is in the
ON position or approximately within
3 minutes after the ignition is off to
determine if a crash impact is severe
enough to require air bag deployment or
pre-tensioner seat belt deployment.
Seats & Safety System

04
4-21
Door, Hood, Trunk Open Indicator
OCN7040017
This warning is displayed if any door or
the hood or the liftgate is left open. The
warning will indicate which door is open
in the display.
CAUTION
Before driving the vehicle, you should
confirm that the door/hood/liftgate
is fully closed. Also, check there is no
door/hood/liftgate open warning light
or message displayed on the instrument
cluster.
Sunroof Open (if equipped)
OCN7040018
This warning is displayed if you turn off
the engine when the sunroof is open.
Close the sunroof securely before leaving
your vehicle.
Low Pressure
OCN7040026L
This warning message is displayed if the
tire pressure is low. The corresponding
tire on the vehicle will be illuminated.
For more information, refer to "Tire
Pressure Monitoring System (TPMS)" in
chapter 8.
Lights Mode
OIK047145L
This indicator displays which exterior
light is selected using the lighting
control.

05
5-11
Remote start (if equipped)
You can start the engine and turn on the
climate system by pressing the remote
start button (5) outside the vehicle.
To start and stop engine remotely :
1.
Press the door lock butt
on (1), and
then the hazard warning lights blink
once to alert you.
2.
Press the R

emote Start button (5)
for more than 2 seconds to start the
engine within 4 seconds after pressing
the door lock button (1).
3.
If you w

ant to stop the engine, press
the Remote Start button (5) again.
In case of the manual operation,
the climate control system will be
maintained even when the engine is
turned OFF. However, the automatic
operation is set to 22°C (72°F).
If someone without a designated smart
key rides your vehicle while remote
starting, the engine is automatically
stopped for security matter.
Information
After remotely starting the engine, the
engine will turn off automatically after
10 minutes if you do not ride your vehicle
matter.
CAUTION
• The remote start will not work if you
exceed the operating distance limit
(about 10 m).
• Avoid idling the engine for prolonged
periods to follow the emission
regulations in your country.
• Laws in your country may restrict the
use of remote start. You should check
country regulations before using this
remote starting system.
• It is only possible to start the engine
remotely when shifted to P (Park).
• If the hood or the trunk is opened,
you cannot start the engine
remotely.

05
5-19
Start-up with Digital Key
1.
Aft
er placing your registered
smartphone onto the interior
authentication pad (wireless charger),
step on the brake and press the
Engine Start/Stop button.
2.
Aft

er start-up, the digital key data
will be automatically updated. It
takes 5 to 20 seconds, after that,
the smartphone can be go into the
wireless charging mode automatically.
Once the engine is started, you can
remove the smartphone from the pad.
OCN7050070
[A] : Wireless Charging Pad (In-vehicle Authentication
P
ad)
Information
After reconnecting the vehicle battery
power supply or charging the battery, it
may take time to operate due to remote
renewal of security information. When you
lock or unlock the door with NFC, please
contact and hold your smartphone on the
door handle until it works.
When the mobile data connection of the
smartphone is weak, the remote renewal
of security information may fail. In this
case, you should lock, unlock or turn on
the vehicle with the card key. When you
are in the place where the mobile data
connection of your smartphone is available
and place your smartphone on the interior
authentication pad (wireless charger) and
start up your vehicle or contact the digital
key on the door handle to lock or unlock
the door, the remote renewal of security
information starts automatically. Even
though the engine is turned on, please
wait until the remote renewal process
is completed and wireless charger is
converted to charging mode.
CAUTION
The engine can be turned on if the
registered smartphone or card key is
placed on the interior authentication
pad (wireless charger). Do not leave
unsupervised children or people who
are not aware of the system since it
can result in serious injury or death.
Always have the registered digital key
(smartphone) or card key with you to
prevent vehicle theft when leaving the
vehicle.
For more information, refer to the
Engine Start/Stop button in chapter 6.

Convenient Features
5-20
Remote Control with Digital Key
To use the remote control function with
your android smartphone, Bluetooth
must be turned on.
Remote Control Connection with Digital
Key
1.
Open Hyundai digital ke
y application
on the smartphone. Select the
vehicle to activate the remote control
function as a main vehicle.
2.
Approach with the activ

ated
smartphone app to your vehicle
and you can check whether the
connection is available. If it enables
your smartphone to connect, connect
with your vehicle by pressing the
connect button. The remote control
function is activated after completing
the process.
Remote Control Operation with Digital
Key
You can execute the remote control
operation including door lock/unlock,
panic on/off, remote start / remote
stop and trunk opening. The icon for
each function will be highlighted and
alarm/vibration also provided when the
operation is performed.
Note that you cannot lock your vehicle
using the Hyundai digital key app if any
of the following occurs:
• The POWER button is in ACC or ON
position.
• Any doors are open.
When the smartphone and the vehicle
are connected by the Bluetooth function
but the remote control command
cannot be received over 5 minutes, the
remote control connection is cancelled
automatically. CAUTION
• If metallic window tint was applied
to your vehicle, it may cause
bad Bluetooth connection or
performance degradation of the
digital key.
• If multiple users operate the remote
control function simultaneously, the
connection between the digital key
and the vehicle might result in failed
commands. Please connect and
operate the remote control function
only with the necessary user.
• When using the remote control
operation, the driver (the remote
control user) should leave the vehicle
after confirming the door lock (the
chime sounds once and the hazard
warning lights blink).
• The remote functions of the Digital
Key app enables the vehicle to be
controlled from a set distance. If
the digital key or the vehicle goes
beyond the operable distance, the
remote control function might be
disconnected or cancelled.
• If the digital key (smartphone) is
connected with the vehicle for the
remote control, the driver with the
key goes far away from the vehicle,
the function might not work.
• If the remote control operation
is executed where the mobile
connection is weak, Bluetooth
connection is poor due to several
Bluetooth devices or there is an
object such as metal or concrete, it
might be delayed or the operable
distance might decrease. You should
not cover the smartphone with your
hand or place other devices which
can cause frequency interference. It
may result in poor performance.
• If the remote control function is not
available, please use NFC function to
lock or unlock the doors.

Convenient Features
5-22
CAUTION
• Do not leave the registered digital
key (smartphone) and card key in
your vehicle. Please carry around
your keys all the time.
• If you happen to lose your digital
key (smartphone) or card key
registered as a main user’s key, you
should immediately delete the key
on the vehicle’s key menu. For more
information, refer to the Digital Key
Deletion in this chapter.
• If you registered your digital key
(smartphone) or card key in the
vehicle, a message appears on the
instrument cluster and informs you
that the key is registered.
(Message: Digital key(s) active.)
• If you buy a used vehicle, you should
confirm the message and delete the
registered smartphone key and card
key. In this case, you should carry
your smart key.
• If you keep place the NFC card
of the digital key on the interior
authentication pad (wireless
charger) while driving, it may cause a
malfunction of the NFC card.
• You should remove your NFC card
of the digital key on the interior
authentication pad after turning on
the engine.
• Hyundai digital key app may not
work properly when the NFC or
Bluetooth communication between
smartphone and car is poor.
• If the remote control operation
is executed where the mobile
connection is weak, Bluetooth
connection is poor due to other
Bluetooth devices or there is an
object such as metal or concrete, it
might be delayed or the operable
distance might decrease. You should
not cover the smartphone with your
hand or place other devices which
can cause frequency interference. It
may result in poor performance. •
If the remote control function is not
activated, please use NFC function to
lock or unlock the doors
• You should be careful not to
press the remote control button
on the digital key (smartphone)
accidentally.
• If the digital key (smartphone) is
discharged or defective or you
cannot use the digital key since the
vehicle battery is discharged, use the
inside door lock button to lock all of
the doors.
CAUTION
• Hyundai digital key app on the
smartphone and card key may not
work if any of the following occurs:
-Hyundai digital ke

y app on the
smartphone is deleted. (Required
to reinstall the app)
- Ac

count log in information of
Hyundai digital key app is expired.
(Required to re-log in)
- When you try t

o log in to another
smartphone instead of the
registered smartphone with same
user account.
- Smartphone roo

ting or app
hacking is detected.
- Smartphone batt

ery or the vehicle
battery is discharged.
- Smartphone’

s screen is off or
locked.
- NFC or Blue

tooth is turned off on
the smartphone settings.
- Smartphone’

s mobile network
setting is off or airplane mode is
activated.
- A credit car

d is overlapped in the
back of your smartphone or metal
or thick case is used.
- The card k

ey is overlapped with
other credit cards or the key is
used as inserted in the wallet or
card wallet.

05
5-31
Door locKs
Operating Door Locks from
Outside the Vehicle
Mechanical key
OCN70500091. Press the lever located under the
cover with mechanical key. (1)
2.
While pushing the lev

er so that the
mechanical key does not fall out of
the cover hole, slowly push it towards
the rear of the vehicle and remove the
cover. (2)
3.
Aft

er removing the cover, only driver’s
door can be locked or unlocked by
using mechanical key.
4.
Turn the k

ey toward the rear of the
vehicle to lock and toward the front of
the vehicle to unlock. (3)
If you lock/unlock the driver’s door with
a key, the driver’s door will lock/ unlock
automatically.
Once the door are unlocked, it 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
Be careful when locking the door by
mechanical key operation, only the
driver’s door can be locked/unlocked.
When all doors are locked with the
mechanical key, lock all doors by using the
central door lock switch inside the vehicle.
Open the door using the driver’s inner
door handle, and then close the door and
lock the driver’s door with mechanical key
operation.
Refer to Chapter 5 “Operating door locks
from inside the vehicle” to lock from
inside the vehicle.
Information
When removing the cover, be careful not
to lose cover and any scratches.
When the key cover freezes and does not
open, lightly tap or indirectly warm(hand
temperature, etc.) it.
Do not apply excessive force to the door
and door handle. It may be damaged.

Convenient Features
5-32
Remote key
ODN8059279L
To lock the doors, press the Door Lock
button (1) on the remote key.
To unlock the doors, press the Door
Unlock button (2) on the remote key.
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
OCN7050078To lock the doors, press the button on
the outside door handle while carrying
the smart key with you or press the door
lock button on the smart key.
To unlock the doors, press the button on
the outside door handle while carrying
the smart key with you or press the door
unlock button on the smart key.
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 Features5-34
WARNING
• The doors should alw ays 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 o

f
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.
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.

05
5-37
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 remo

te key or smart key.
- The trunk is opened without using the remo

te key or smart key.
- The engine hood is opened.
The alarm continues f

or 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) and wait for 30
seconds.
• When the system is disarmed but a
door or trunk is not opened within 30
seconds, the system will be rearmed.