engine HYUNDAI I20 2023 Service Manual

4-44
Instrument cluster
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The driver can monitor the information
provided from Intelligent Speed Limit
Assist.
For more details, refer to "Intelligent
Speed Limit Assist (ISLA)" section in
chapter 7.
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Engine coolant temperature gauge
display shows the temperature of the
engine coolant when the engine is
running.
Additional information display
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Drive information is displayed for 4
seconds after the engine is turned off.
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The current operation conditions of
Manual Speed Limit Assist, Cruise
Control, Smart Cruise Control, Lane
Following Assist, etc. is displayed.

5-4
Convenient features
ACCESSING YOUR VEHICLE
Remote key (if equipped)
OIB034040
Your HYUNDAI uses a remote key, which
you can use to lock or unlock a door
(and tailgate) and even start the engine.
(1) Door Lock
(2) Door Unlock
(3) Tailgate Unlock
Locking
To lock :
1. Close all doors, engine bonnet and
tailgate.
2. Press the Door Lock button (1) on the
remote key.
3. The doors will lock. The hazard
warning lights will blink once. Also,
the outside rearview mirror will fold,
if the User Settings mode on the LCD
display. For more details, refer to “LCD
Display” in chapter 4.
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
To unlock:
1. Press the Door Unlock button (2) on
the remote key.
2. The doors will unlock. The hazard
warning lights will blink two times.
Also, the outside rearview mirror will
unfold, if the User Settings mode on
the LCD display. For more details,
refer to “LCD Display” in chapter 4.
i Information
After unlocking the doors, the doors will
lock automatically after 30 seconds unless
a door is opened.
Tailgate unlocking
To unlock:
1. Press the Tailgate Unlock button (3)
on the remote key for more than one
second.
2. The hazard warning lights will blink
two times. Once the tailgate is opened
and then closed, the tailgate will lock
automatically.
i Information

5-7
05
Battery replacement
If the remote key is not working
properly, try replacing the battery with a
new one.
OLM042302
Battery Type: CR2032
To replace the battery:
1. Insert a slim tool into the slot and
gently pry open the cover.
2. Remove the old battery and insert the
new battery. Make sure the battery
position is correct.
3. Reinstall the rear cover of the remote
key.
If you suspect your remote key might
have sustained some damage, or you
feel your remote key is not working
correctly, it is recommended that you
contact a HYUNDAI authorised repairer.
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An inappropriately disposed
battery can be harmful to the
environment and human
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according to your local law(s)
and regulation.
Smart key (if equipped)
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Your HYUNDAI uses a Smart Key, which
you can use to lock or unlock a door
(and tailgate) and even start the engine.
(1) Door Lock
(2) Door Unlock
(3) Tailgate Unlock

5-8
Convenient features
Locking
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To lock :
1. Close all doors, engine bonnet and
tailgate.
2. Carry the smart key.
3. Either press the door handle button
or press the Door Lock button on the
smart key.
4. The hazard warning lights will blink.
Also, the outside rearview mirror
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5-10
Convenient features
Start-up
You can start the engine without
inserting the key. For detailed
information, refer to the Engine Start/
Stop button in chapter 6.
NOTICE
To prevent damaging the smart key:

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or any liquid and fire. If the inside
of the smart key gets damp (due to
drinks or moisture), or is heated,
internal circuit may malfunction,
excluding the car from the warranty.

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smart key.

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temperatures.
NOTICE
Always have the smart key with you
when leaving the vehicle. If the smart
key is left near the vehicle, the vehicle
battery may be discharged.
Mechanical key
If the Smart Key does not operate
normally, you can lock or unlock the
door by using the mechanical key.
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Press and hold the release button (1) and
remove the mechanical key (2). Insert
the mechanical key into the key hole on
the door.
To reinstall the mechanical key, put the
key into the hole and push it until a click
sound is heard.
Loss of a smart key
A maximum of two smart keys can
be registered to a single vehicle. If
you happen to lose your smart key,
it is recommended that you should
immediately take the vehicle and
remaining key to your a HYUNDAI
authorised repairer or tow the vehicle, if
necessary.

5-12
Convenient features
Immobiliser system
The immobiliser system protects your
vehicle from theft. If an improperly
coded key (or other device) is used, the
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When the ignition switch is placed in
the ON position, the immobiliser system
indicator should come on briefly, then
go off. If the indicator starts to blink, the
system does not recognise the coding of
the key.
Place the ignition switch to the LOCK/
OFF position, then place the ignition
switch to the ON position again.
The system may not recognise your
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or other metal object (i.e., key chain) is
near the key. The engine may not start
because the metal may interrupt the
transponder signal from transmitting
normally.
If the system repeatedly does not
recognise the coding of the key, it is
recommended that you contact your
HYUNDAI dealer.
Do not attempt to alter this system
or add other devices to it. Electrical
problems could result that may make
your vehicle inoperable.
WARNING
In order to prevent theft of your
vehicle, do not leave spare keys
anywhere in your vehicle. Your
immobiliser password is a customer
unique password and should be kept
confidential.
NOTICE
The transponder in your key is an
important part of the immobiliser
system. It is designed to give years
of trouble-free service, however you
should avoid exposure to moisture,
static electricity and rough handling.
Immobiliser system malfunction could
occur.

5-18
Convenient features
How to lock the door in case of
emergency
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In case of an emergency (battery
discharge, etc.), you can manually lock
the door using the emergency key.
1. Open the door
2. Insert the emergency key into the
emergency lock located at the back
of the door and turn the key in the
horizontal direction
3. Close the door
Rear Occupant Alert (ROA)
(if equipped)
This function prevents the driver from
leaving a passenger in the rear seats.
If your vehicle is equipped with
additional navigation, please refer
to the infotainment system manual
separately supplied.
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NOTICE
When the driver turns off the engine
and opens the driver’s door after
opening and closing a rear door, a
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appears.
WARNING
The rear seat passenger alarm system
provides information to the driver to
check the rear seats but it does not
detect whether there is an object or
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check the rear seats always when
leaving the vehicle.
CAUTION
The door open and close history is
initialized if the driver turns off the
engine and locks the vehicle door. Even
though the rear door is not opened
again, the alarm may sound if there is
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driver does not lock the vehicle door
and opens the door to get off after the
alarm sounds, the alarm may go off.

5-19
05
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:
- One of the doors is opened without
using the remote key or smart key.
- The tailgate is opened without using
the remote key or smart key.
- The engine bonnet 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 tailgate. For the system to
activate, you must lock the doors and
the tailgate from outside the vehicle
with the remote key or smart key or by
pressing the button on the outside of the
door handles 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 tailgate, or the bonnet
without using the remote key or smart
key will cause the alarm to activate.
The Theft Alarm System will not set if the
bonnet, the tailgate, or any door is not
fully closed. If the system will not set,
check the bonnet, the tailgate, or the
doors are fully closed.
Do not attempt to alter this system or
add other devices to it.i Information

5-20
Convenient features
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The system assists you with steering
the vehicle. If the engine is off or if
the power steering system becomes
inoperative, the vehicle may still be
steered, but it will require increased
steering effort.
Also, the steering effort becomes
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speed decreases for better control of the
steering wheel.
Should you notice any change in the
effort required to steer during normal
vehicle operation, we recommend that
the system be checked by a HYUNDAI
authorised repairer.
NOTICE
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does not operate normally, the
warning light (
) will illuminate on
the instrument cluster. The steering
wheel may become difficult to control
or operate. Take your vehicle to a
HYUNDAI authorised repairer and
have the system checked as soon as
possible.
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during normal vehicle operation:

5-22
Convenient features
Heated steering wheel
(if equipped)
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When the ignition switch is in the ON
position or when the engine is running,
press the heated steering wheel button
to warm the steering wheel. The
indicator on the button will illuminate.
To turn the heated steering wheel off,
press the button again. The indicator on
the button will turn off.
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automatically approximately 30 minutes
after the heated steering wheel is turned
on.
NOTICE
Do not install any cover or accessory
on the steering wheel. This cover or
accessory could cause damage to the
heated steering wheel system.
Horn
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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.