2023 HYUNDAI SONATA stop start

While Driving
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Take a break
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• The “Consider taking a break”
message appears on the cluster LCD
display and a warning sounds to
suggest that the driver take a break,
when the driver’s attention level is
below 1.
• Driver Attention Warning system
will not suggest a break, when the
total driving time is shorter than 10
minutes.
• System will not suggest a break, if
"Consider taking a break" message
appears within 10 minutes.
• Depending on the driver's driving style
and habits, system can be suggest to
rest even when driver is not tired.
CAUTION
If any other warning sound such as
seat belt warning chime is already
generated, Driver Attention Warning
system warning may not sound.
Resetting the System
• The last break time is set to 00:00 and
the driver’s attention level is set to 5
(very attentive) when the driver resets
Driver Attention Warning system.
• Driver Attention Warning system
resets the last break time to 00:00
and the driver’s attention level to 5 in
the following situations.
- The engine is turned OFF.
- The driver unfastens the seat belt and then opens the driver’s door.
- The vehicle is stopped for more than 10 minutes.
• Driver Attention Warning system
operates again, when the driver
restarts driving.

06
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Leading Vehicle Departure Alert (if equipped)
After the vehicle in front departs an alert
informs the driver.
System setting
With the engine ON, Leading Vehicle
Departure Alert function turns on and
gets ready to be activated when the
‘User Settings → Driver Assistance →
Driver Attention Warning → Leading
Vehicle Departure Alert’ is selected on
the cluster. The function stops operation
when the setting is deactivated.
However, if the engine is turned off then
on again, the function maintains the
previous state.
Operating conditions
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After the vehicle in front departs, the
message is displayed on the cluster with the alarm.
WARNING
• Leading Vehicle Departure Alert
function oonly assists the driver
and the function may not sound
the alarm even the vehicle in front departs.
• Even though the function allows the
driver to recognize the departure of
the vehicle in front, the driver should
always be aware of the surroundings
and operate the vehicle.
CAUTION
• Leading Vehicle Departure Alert
function is using the front view
camera. To optimize the function
of the front view camera, the driver
should manage carefully. For
detailed information, please refer
to the warning statements in Lane
Keeping Assist system section.
• Leading Vehicle Departure Alert
function will not be in the ENABLED
state when:
- The vehicle stops on a speed bump or on a slope.
- The vehicle stops during turning
right or driving on a curve.
- The function may not work
around 15 seconds after starting
the vehicle or the initialization
or rebooting of the front view
camera.

While Driving
6-104
„„Left
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„„Right
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Blind View Monitor displays the left or
right side of the rear blind spot area of
your vehicle in the instrument cluster
when the left or right turn signal is on.
This function helps you when changing lanes. • The system is activated when the
following steps are performed.
1. The engine is running.
2. The turn signal is turned on. •
The system is deactivated when one
of the following is performed.
- The Engine Start/Stop button is in the OFF position.
- The turn signal is turned off
- The hazard warning flasher is on
- A warning screen pops up and takes priority over Blind-Spot View
Monitor system.
WARNING
• This system is a supplemental system
only. It is the responsibility of the
driver to always check the area
around the vehicle before and while making turns or changing lanes.
• ALWAYS look around your vehicle
to make sure there are no objects or
obstacles before moving the vehicle
in any direction to prevent a collision.
• Objects are closer than they appear.
Failure to visually confirm that view
the blind spot area is safe to change
the lane before doing so may result
in crash and serious injury or death.
• Always keep the camera lens clean.
The camera may not work normally
if the lens is covered with foreign
substance.
BlinD view monitor (Bvm) (if equippeD)

While Driving
6-110
•
The vehicle is stopped for more than
5 minutes.
• The vehicle stops and goes repeatedly
for a long period of time.
• The accelerator pedal is continuously
depressed for a long period of time.
• The accelerator pedal is continuously
depressed for more than one minute.
• The engine performance is abnormal.
• Engine rpm is in the red zone.
• The driver starts driving by pushing
the toggle switch up (RES+)/down
(SET-) or depressing the accelerator
pedal, after the vehicle is stopped by
Smart Cruise Control system with no
other vehicle ahead.
• The driver starts driving by pushing
the toggle switch up (RES+)/down
(SET-) or depressing the accelerator
pedal, after stopping the vehicle with
a vehicle stopped far away in front.
• Forward Collision-Avoidance Assist is
activated.
• The engine speed is in dangerous
range.
• When engine is stopped by ISG (Idle
Stop & Go).
Each of these actions will cancel the
Smart Cruise Control operation. The Set
Speed and Vehicle-to-Vehicle Distance
on the LCD display will go off.
In a condition Smart Cruise Control is
cancelled automatically, Smart Cruise
Control will not resume even though the
RES+ or SET- toggle switch is pushed.
Information
If Smart Cruise Control is cancelled by
other than the reasons mentioned, have the vehicle inspected by an authorized
HYUNDAI dealer.
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Smart Cruise Control cancelled
If the system is cancelled, the warning chime will sound and a message will
appear for a few seconds.
You must adjust the vehicle speed by
depressing the accelerator or brake
pedal according to the road condition ahead and driving condition.
Always check the road conditions. Do not
rely on the warning chime.

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CAUTION
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If the vehicle ahead (vehicle speed:
less than 30 km/h (20 mph)) disappears
to the next lane, the warning chime
will sound and a message "Watch for
surrounding vehicles" will appear.
Adjust your vehicle speed for vehicles
or objects that can suddenly appear in
front of you by depressing the brake pedal.
Always pay attention to the road
condition ahead. In traffic situationOOSH069118L
Use switch or pedal to accelerate
•
In traffic, your vehicle will stop if the
vehicle ahead of you stops. Also,
if the vehicle ahead of you starts
moving, your vehicle will start as well.
However, if the vehicle stops for more
than 3 seconds, you must depress
the accelerator pedal or push up the
toggle switch (RES+) to start driving.
• If you push Smart Cruise Control
toggle switch (RES+ or SET-) while
Auto Hold and smart cruise control
is operating the Auto Hold will be
released regardless of accelerator
pedal operation and the vehicle
will start to move. The AUTO HOLD
indicator changes from green to
white.

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System Setting and Operation
System setting • With the Engine Start/Stop button in
the ON or START position, Navigation-
based Smart Cruise Control can
be activated by selecting 'Driver
Assistance →
Highway Auto Curve
Slowdown' from the User Settings
mode on the infotainment system.
For detailed information, please refer
to the infotainment system manual
separately supplied.
• If the engine is turned off then on
again, the system maintains the last
setting.
Operating conditions
Select 'Highway Auto Curve Slowdown'
from the Settings menu in the
infotainment system screen and satisfy
the following conditions for the system
to operate. • Driving on the highway main line
• Smart Cruise Control is operating
If all the mentioned conditions are
satisfied, the system is ENABLED and
the 'AUTO' symbol on the cluster will
illuminate white.
System operation
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System standby
If the system is ENABLED, the
symbol on the cluster will illuminate
white.
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System in operation
If the vehicle decelerates in a curve, the
symbol on the cluster will
illuminate green. • This system works only for curved
sections located on highway main lines.
• Depending on the curve ahead on the
road, the vehicle will decelerate, and
after passing curve, the vehicle will
accelerate to Smart Cruise Control set speed.
• The higher the driving speed, the
faster the vehicle is decelerated.
• The system responds to curves
located on the destination set in the
navigation. If the destination is not
set, the system will respond to road
information of the expected route.

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•
Do not place objects on the
dashboard that reflects light such as
mirrors, white paper, etc. This may
prevent LFA system from functioning
properly.
• Always have your hands on the
steering wheel while LFA system is
activated. If you continue to drive
with your hands off the steering
wheel after the “Keep hands on
steering wheel” warning message
appears, the system will turn off
automatically.
However, if the driver has their
hands on the steering wheel again,
the system will start controlling the
steering wheel.
• The steering wheel is not
continuously controlled so if the
vehicle speed is at a higher rate
when leaving a lane the vehicle may
not be controlled by the system. The
driver must always follow the speed
limit when using the system.
• If you attach objects to the steering
wheel, the system may not assist
steering or the hands off alarm may
not work properly.
LFA Operation
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With the Engine Start/Stop button
is in the ON or START position, Lane
Following Assist can be activated by
pressing the button.
Operating conditions
When the system is activated, the
indicator (
) on the cluster will
illuminate. The color of the indicator will
change depending on the condition of
LFA system.
- Green: Steering assist mode is ON
- White: Steering assist mode is OFF
LFA system operation • If the vehicle is inside the lane with
both lanes detected by the system
(lane color changes from gray to
white), and there is no abrupt steering
made by the driver, LFA system
changes to steering assist mode. The
indicator light will come on
green, and the system helps the
vehicle stay in line by controlling the
steering wheel.
When the steering wheel is not
controlled temporarily, the

indicator light will flash green and
change to white.

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System Setting and Operation
System setting • With the Engine Start/Stop button in
the ON or START position, Highway
Driving Assist can be activated
by selecting 'Driver Assistance →

Highway Driving Assist’ from the User
Settings mode on the infotainment
system. For detailed information,
please refer to the infotainment
system manual separately supplied.
• If the engine is turned off then on
again, the system maintains the last
setting.
Operating conditions
Select 'Highway Driving Assist' from
the Settings menu in the infotainment
system screen and satisfy the following
conditions for the system to operate. • Driving on the highway main line
• Smart Cruise Control is operating
- If Smart Cruise Control is in the READY state the Highway Driving
Assist will be in the READY state. The
indicator on the cluster
will illuminate white.
• Vehicle speed is under 153 km/h (95
mph)
If all the mentioned conditions are
satisfied, the system is ENABLED and the
indicator on the cluster will
illuminate green. Steering wheel control
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Steering control
If the vehicle detects both lane markers
(lane color white), the
indicator light
will change from white to green. This
indicates that the steering wheel is being
controlled.
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Temporary deactivation
The indicator light changes from
green to white when the steering wheel
control is temporarily deactivated. Even
if the steering wheel is not controlled,
the distance between the vehicle ahead
will be maintained.