Chapter 7 HYUNDAI I20 2023 Service Manual

Driver assistance system
7-30
Lane Keeping Assist is designed to help
detect lane markings (or road edges)
whilst driving over a certain speed.
The function will warn the driver if the
vehicle leaves the lane without using the
turn signal, or will automatically assist
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vehicle from departing the lane.
Detecting sensor
OBC3070001
[1] : Front view camera
The front view camera is used as a
detecting sensor to detect lane markings
(or road edges).
Refer to the picture above for the
detailed location of the detecting sensor.
CAUTION
For more details on the precautions
of the front view camera, refer to
“Forward Collision-Avoidance Assist
(FCA)” section in chapter 7.
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07
7-35
Limitations of Lane Keeping Assist
Lane Keeping Assist may not operate
normally or may operate unexpectedly
under the following circumstances:

[The lane is contaminated or difficult to
distinguish because,
- The lane markings (or road edge) is
covered with rain, snow, dirt, oil, etc.
- The color of the lane marking (or
road edge) is not distinguishable
from the road
- There are markings (or road edges)
on the road near the lane or the
markings (or road edges) on the road
looks similar to the lane markings (or
road edge)
- The lane marking (or road edge) is
indistinct or damaged
- The shadow is on the lane marking
(or road edge) by a median strip,
trees, guardrail, noise barriers, etc.

[There are more than two lane
markings (or road edges) on the road

[The lane number increases or
decreases, or the lane markings (or
road edges) are crossing

[The lane markings (or road edges) are
complicated or a structure substitutes
for the lines, such as a construction
area

[There are road markings, such as
zigzag lanes, crosswalk markings and
road signs

[The lane suddenly disappears, such as
at the intersection

[The lane (or road width) is very wide
or narrow
[There is a road edge without a lane

[There is a boundary structure in the
roadway, such as a tollgate, sidewalk,
curb, etc.

[The distance to the front vehicle is
extremely short or the vehicle in front
is covering the lane marking (or road
edge)
For more details on the limitations
of the front view camera, refer to
“Forward Collision-Avoidance Assist
(FCA)” section in chapter 7.
WARNING
Take the following precautions when
using Lane Keeping Assist:

[The driver should hold the
responsibility to safely drive and
control the vehicle. Do not solely
rely on the function and drive
dangerously.

[The operation of Lane Keeping
Assist can be cancelled or not
work properly depending on road
conditions and surroundings. Always
be cautious whilst driving.

[Refer to “Limitations of Lane Keeping
Assist” if the lane is not detected
properly.

[When you are towing a trailer or
another vehicle, we recommend that
Lane Keeping Assist is turned off due
to safety reasons.

[If the vehicle is driven at high speed,
the steering wheel will not be
controlled. The driver must always
follow the speed limit when using the
function.

07
7-49
[If the rear corner radars have been
replaced or repaired, we recommend
that the vehicle be inspected by a
HYUNDAI authorised repairer.

[Use only genuine parts to repair the
rear bumper where the rear corner
radar is located.

[Do not apply license plate frame or
objects, such as a bumper sticker,
film or a bumper guard near the rear
corner radar.

[The function may not work properly if
the bumper has been replaced, or the
surroundings of the rear corner radar
has been damaged or paint has been
applied.

[If a trailer, carrier, etc. is installed,
it may adversely affect the
performance of the rear corner radar
or the function may not operate.
For more details on the precautions
of the front view camera, refer to
“Forward Collision-Avoidance Assist
(FCA)” section in chapter 7.
Blind-Spot Collision-Avoidance
Assist settings
Setting features
OTM070096L
Blind-spot safety
With the engine on, select or deselect

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Driver assistance system
7-58
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attention is required in the following
circumstances:

[The vehicle severely vibrates whilst
driving over a bumpy road, uneven
road or concrete patch

[Driving on a slippery surface due to
snow, water puddle, ice, etc.

[The tyre pressure is low or a tyre is
damaged

[The brake is reworked

[The vehicle makes abrupt lane
changes
For more details on the limitations
of the front view camera, refer to
“Forward Collision-Avoidance Assist
(FCA)” and “Lane Keeping Assist (LKA)”
section in chapter 7. WARNING

[Driving on a curve
OJX1070057R
Blind-Spot Safety system may not
operate properly when driving on a
curved road. The function may not
detect the vehicle in the next lane.
Always pay attention to road and
driving conditions whilst driving.
OJX1070058R
Blind-Spot Safety system may not
operate properly when driving on
a curved road. The function may
recognise a vehicle in the same lane.
Always pay attention to road and
driving conditions whilst driving.

Driver assistance system
7-60
OJX1070063R
After the vehicle stops, when an
approaching vehicle from the rear area is
detected as soon as a passenger opens
a door, Safe Exit Warning will warn the
driver with a warning message and
an audible warning to help prevent a
collision.
CAUTION
Warning timing may vary depending on
the speed of the approaching vehicle.
Detecting sensor
OBC3070018
[1] : Rear corner radar
The rear corner radars are sensors
located inside the rear bumper to detect
the side and rear areas. Always keep the
rear bumper clean for proper operation
of Safe Exit Warning.
NOTICE
For more details on the precautions of
the rear corner radars, refer to “Blind-
Spot Collision Warning (BCW)” or
“Blind-Spot Collision-Avoidance Assist
(BCA)” section in chapter 7.
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Driver assistance system
7-70
Intelligent Speed Limit Assist uses
information from the detected road sign
and navigation system to inform the
driver of the speed limit and additional
information of the current road. Also,
the function helps the driver to maintain
within the speed limit of the road.
CAUTION
Intelligent Speed Limit Assist may not
operate properly if the function is used
in other countries.
Detecting sensor
OBC3070001
[1] : Front view camera
Refer to the picture above for the
detailed location of the detecting sensor.
CAUTION
For more details on the precautions
of the front view camera, refer to
“Forward Collision-Avoidance Assist
(FCA)” section in chapter 7.
Information
If the navigation system is available, the
information from the navigation system is
used along with the road sign information
detected by the front view camera.
Intelligent Speed Limit Assist
settings
Setting features
OBC3070114TU
Speed limit
With the engine on, select or deselect

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Driver assistance system
7-74
Limitations of Intelligent Speed
Limit Assist
Intelligent Speed Limit Assist may not
operate or may not provide correct
information under the following
circumstances:

[The road sign is contaminated or
indistinguishable
- The road sign is difficult to see due
to bad weather, such as rain, snow,
fog, etc.
- The road sign is not clear or
damaged
- The road sign is partially obscured by
surrounding objects or shadow

[The road signs do not conform to the
standard
- The text or picture on the road sign is
different from the standard
- The road sign is installed between
the main line and the exit road or
between diverging roads
- An conditional road sign is not
installed with a sign located on the
road to enter or exit
- A sign is attached to another vehicle

[The distance between the vehicle and
the road signs is too far

[The vehicle encounters illuminant road
signs

[Intelligent Speed Limit Assist
incorrectly recognises numbers in the
street signals or other signs as the
speed limit

[The minimum speed limit sign is on
the road

[The brightness changes suddenly, for
example when entering or exiting a
tunnel or passing under a bridge

[Headlamps are not used or the
brightness of the headlamps are weak
at night or in the tunnel

[Road signs are difficult to recognise
due to the reflection of sunlight, street
lights, or oncoming vehicles
[The navigation information or GPS
information contain errors.

[The driver does not follow the guide of
the navigation.

[The driver is driving a new road that is
not in the navigation system yet.

[The field of view of the front view
camera is obstructed by sun glare

[Driving on a road that is sharply
curved or continuously curved

[Driving through speed bumps, or
driving up and down or left to right on
steep inclines

[The vehicle is shaking heavily
Information
For more details on the limitations of the
front view camera, refer to “Forward
Collision-Avoidance Assist (FCA)” section
in chapter 7.
WARNING

[Intelligent Speed Limit Assist is a
supplemental function that helps the
driver to comply with the speed limit
on the road, and may not display the
correct speed limit or control the
driving speed properly.

[Always set the vehicle speed to the
speed limit in your country.

07
7-75 Basic function
Driver Attention Warning will help
determine the driver's attention level by
analyzing driving pattern, driving time,
etc. whilst vehicle is being driven. The
function will recommend a break when
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certain level.
Leading Vehicle Departure Alert
function
Leading Vehicle Departure Alert function
will inform the driver when the front
vehicle departs from a stop.
Detecting sensor
OBC3070001
[1] : Front view camera
The front view camera is used to detect
driving patterns and front vehicle
departure whilst vehicle is being driven.
Refer to the picture above for the
detailed location of the detecting sensor.
CAUTION
Always keep the front view camera in
good condition to maintain optimal
performance of Driver Attention
Warning.
For more details on the precautions
of the front view camera, refer to
“Forward Collision-Avoidance Assist
(FCA)” section in chapter 7.
Driver Attention Warning
settings
Setting features
OTM070188L
DAW (Driver Attention Warning)
With the engine on, select or deselect

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Driver assistance system
7-80

[When a pedestrian or bicycle is
between your vehicle and the vehicle
ahead
OADAS025
If there is a pedestrian(s) or bicycle(s)
in between your vehicle and the
vehicle in front, Leading Vehicle
Departure Alert may not operate
properly.

[When in a parking lot
OADAS027
If a vehicle parked in front drives away
from you, Leading Vehicle Departure
Alert may alert you that the parked
vehicle is driving away.
[When driving at a tollgate or
intersection, etc.
OADAS026R
If you pass a tollgate or intersection
with lots of vehicles or you drive
where lanes are merged or divided
frequently, Leading Vehicle Departure
Alert may not operate properly.
CAUTION
For more details on the precautions
of the front view camera, refer to
“Forward Collision-Avoidance Assist
(FCA)” section in chapter 7.

Driver assistance system
7-86
CAUTION
Always keep the front view camera
and front radar in good condition to
maintain optimal performance of Smart
Cruise Control.
For more details on the precautions of
the front view camera and front radar,
refer to “Forward Collision-Avoidance
Assist (FCA)” section in chapter 7.
Smart Cruise Control settings
Setting features
OBC3070022
To turn on Smart Cruise Control

[Press the Driving Assist button to turn
on the function. The speed will be set
to the current speed on the cluster.

[ If there is no vehicle in front of you,
the set speed will be maintained, but
if there is a vehicle in front of you,
the speed may decrease to maintain
the distance to the vehicle ahead. If
the vehicle ahead accelerates, your
vehicle will travel at a steady cruising
speed after accelerating to the set
speed.
Information
If your vehicle speed is between 5~ 20
mph (10~ 30 km/h) when you press the
Driving Assist button, the Smart Cruise
Control speed will be set to 20 mph (30
km/h).