2021 HYUNDAI SONATA HYBRID engine

While Driving
6-80
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
6-83
Leading Vehicle Departure Alert
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 only 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
6-86
„„Left
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„„Right
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Blind-Spot View Monitor system 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-SPOT VIEW MONITOR (BVM) (IF EQUIPPED)

While Driving
6-88
• Do not use Smart Cruise Control
when it may not be safe to keep the
vehicle at a constant speed:
-When driving in heavy traffic or
when traffic conditions make it
difficult to drive at a constant
speed
-When driving on rainy, icy, or
snow-covered roads
-When driving on a steep downhill
or uphill
-When driving in windy areas
-When driving in parking lots
-When driving near crash barriers
-When driving on a sharp curve
-When driving with limited view
(possibly due to bad weather, such
as fog, snow, rain or sandstorm)
-When the vehicle sensing
ability decreases due to vehicle
modification resulting level
difference of the vehicle's front
and rear
• Unexpected situations may lead to
possible accidents. Pay attention
continuously to road conditions
and driving even when smart cruise
control system is being operated.
Smart Cruise Control Switch
CRUISE/:Turns Smart Cruise Control
on or off.
RES+: Resumes or increases cruise
control speed.
SET-: Sets or decreases cruise control
speed.
:
Sets headway.
CANCEL (CNCL): Cancels cruise control
operation.
To Convert to Cruise Control
Mode
The driver may choose to only use the
conventional Cruise Control mode
(speed control function) by doing as
follows:
1. Turn Smart Cruise Control system on
(the cruise indicator light will be on
but the system will not be activated).
2. Push and hold the headway button for
more than 2 seconds.
3. Choose between “Smart Cruise
Control” and “Cruise Control”.
When the system is canceled using the
CRUISE/
button or the CRUISE button is used after the engine is turned on, the
Smart Cruise Control mode will turn on.
WARNING
When using the Cruise Control mode,
you must manually adjust the distance
to other vehicles by depressing the
brake pedal. The system does not
automatically adjust the distance to
vehicles in front of you.

While Driving
6-92
• 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 SET+ switch up/SET- switch down
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 SET+ switch up/SET- switch down
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.
Each of these actions will cancel the
Smart Cruise Control operation. The Set
Speed and Headway 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- 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.

While Driving
6-94
• Do not use Smart Cruise Control
when it may not be safe to keep the
vehicle at a constant speed:
-When driving in heavy traffic or
when traffic conditions make it
difficult to drive at a constant
speed
-When driving on rainy, icy, or
snow-covered roads
-When driving on a steep downhill
or uphill
-When driving in windy areas
-When driving in parking lots
-When driving near crash barriers
-When driving on a sharp curve
-When driving with limited view
(possibly due to bad weather, such
as fog, snow, rain or sandstorm)
-When the vehicle sensing
ability decreases due to vehicle
modification resulting level
difference of the vehicle’s front
and rear
• Unexpected situations may lead to
possible accidents. Pay attention
continuously to road conditions and
driving even when Smart Cruise
Control system is being operated. When changing the Drive mode setting,
the responsiveness of Smart Cruise
Control changes. (If equipped)
Drive Mode
SCC Reaction
ECO Slow
SPORT Fast
SMART Normal
In CUSTOM mode, SCC Reaction
operates according to the mode set in
the Engine/Transmission.
(e.g. in CUSTOM mode, the driver select
mode of Engine/Transmission as ECO,
SCC Reaction operates as Normal)

06
6-99
Warning message
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Smart Cruise Control disabled.
Radar blocked
When the sensor lens cover is blocked
with dirt, snow, or debris, Smart Cruise
Control system operation may stop
temporarily. If this occurs, a warning
message will appear on the cluster LCD
display. Remove any dirt, snow, or debris
and clean the radar sensor lens cover
before operating Smart Cruise Control
system. Smart Cruise Control system
may not properly activate, if the radar
is totally covered, or if any substance is
not detected after turning on the engine
(e.g. in an open terrain).
Information
For the SCC operation is temporarily
stopped if the radar is blocked, but you
wish to use cruise control mode (speed
control function), you must convert to the
cruise control mode (refer to "To convert
to Cruise Control mode" in the following
page.
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Check Smart Cruise Control System
The message will appear when Smart
Cruise Control system is not functioning
normally.
Have the vehicle inspected by an
authorized HYUNDAI dealer.

While Driving
6-104
Navigation-based Smart Cruise Control
system will help automatically adjust
your speed when a curved road is ahead
by receiving road information from
the navigation while the Smart Cruise
Control is operating.
WARNING
• Navigation-based Smart Cruise
Control system is not a substitute
for safe driving practices, but a
convenience function. It is the
responsibility of the driver to always
be aware of the surroundings and
drive safely.
• Navigation-based Smart Cruise
Control system relies entirely on
the road information provided by
the navigation system and may
accelerate above speed limit. It is the
responsibility of the driver to follow
traffic laws and avoid accidents.
• For your safety, please read the
owner's manual before using the
system.
Information
• Navigation-based Smart Cruise Control
system is available only on controlled
access road of certain highways.
ÃControlled access road indicates
roads with limited entrances and
exits that allow uninterrupted high
speed traffic flow. Only passenger
cars and motorcycles are allowed on
controlled access roads.
Available highway
(Controlled access road)
USA Select Interstate Highway
and U.S. (Federal) and State Highways
Canada Select Provincial and
Territorial Highways
• Additional highways may be expanded
by navigation updates.
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.
NAVIGATION-BASED SMART CRUISE CONTROL (NSCC)
(IF EQUIPPPED)