2018 Hyundai Sonata battery

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Convenient features of your vehicle
Battery saver function
The purpose of this feature is to pre-
vent the battery from being dis-
charged. The system automatically
turns off the parking lamp when the
key is removed (remote key) or when
the driver turns the engine off (smart
key) and opens the driver-side door.
With this feature, the parking lamps
will turn off automatically if the driver
parks on the side of road at night.
If necessary, to keep the lamps on
when the engine is turned off, perform
the following:
1) Open the driver-side door.
2) Turn the parking lamps OFF andON again using the light switch on
the steering column.
Headlamp delay function (if equipped)
If the key is removed from the ignition
switch or placed in the ACC position or
the LOCK/OFF position with the head-
lamps ON, the headlamps (and/or
parking lamps) remain on for about 5
minutes. However, if the driver’s door
is opened and closed, the headlights
are turned off after 15 seconds.
However, with the engine off if the dri-
ver's door is opened and closed, the
headlamps (and/or parking lamps) are
turned off after 15 seconds.
The headlamps (and/or parking lamps)
can be turned off by pressing the lock
button on the remote key or smart key
twice or turning the light switch to the
OFF or AUTO position. However, if you
turn the light switch to the AUTO posi-
tion when it is dark outside, the head-
lamps will not be turned off.
You can activate or deactivate the
Headlamp Delay function from the
User Settings Mode (Light) on the
LCD display.
For more information, refer to the
"LCD Display" section in this
chapter. If the driver gets out of the vehicle
through other doors (except dri-
ver's door), the battery saver func-
tion does not operate and the
headlamp delay function does not
turn off automatically. Therefore, It
causes the battery to be dis-
charged. In this case, make sure
to turn off the lamp before getting
out of the vehicle.
NOTICE

3-111
Convenient features of your vehicle
3
Interior Lights
Do not use the interior lights for
extended periods when the engine
is turned off or the battery will dis-
charge.
Interior lamp AUTO cut
The interior lamps will automatically
go off approximately 20 minutes after
the engine is turned off and the
doors closed. If a door is opened, the
lamp will go off 40 minutes after the
engine is turned off. If the doors are
locked by the remote key or smart
key and the vehicle enters the armed
stage of the theft alarm system, the
lamps will go off five seconds later.
Front lamps
(1) Front Map Lamp
(2) Front Room Lamp
(3) Front Door Lamp
NOTICE
Do not use the interior lights
when driving in the dark. The
interior lights may obscure your
view and cause an accident.
WARNING
OTL047079L
OLF047557N
■Type A
■Type B

3-138
Convenient features of your vehicle
Adjusting the driver and passen-
ger side temperature individually
Press the "SYNC" button again to
operate the driver and passenger
side temperature individually. The
button indicator will turn off.
Temperature conversion
If the battery has been discharged or
disconnected, the temperature mode
display will reset to Fahrenheit.
Methods to change the temperature
unit from °F to °C or °C to °F:
- On the instrument cluster, go to User Settings Mode ➝ Other
Features ➝Temperature Unit.
- Press the AUTO button for 3 sec- onds while pressing the OFF button.
(Automatic climate control system)
Both the temperature unit on the
cluster LCD display and climate con-
trol screen will change.
Air intake control
This button is used to select the out-
side (fresh) air position or recirculat-
ed air position.
Recirculated air position
With the recirculated air position selected, air
from the passenger
compartment will be
drawn through the heat-
ing system and heated
or cooled according to
the function selected.
Outside (fresh) air position
With the outside (fresh)
air position selected, air
enters the vehicle from
outside and is heated or
cooled according to the
function selected.
Information
Prolonged use of the air conditioning
with the recirculated air position
selected will result in excessively dry
air in the passenger compartment.
i
OLF047226
■Type B OLF047686
■Type A

3-146
Convenient features of your vehicle
Defogging logic (if equipped)
To reduce the probability of fogging
up the inside of the windshield, the
air intake or air conditioning are con-
trolled automatically according to
certain conditions such as or
position. To cancel or return the
defogging logic, do the following.
Manual climate control system
1. Turn the ignition switch to the ONposition.
2. Press the defroster button ( ) within 10 seconds.
3. Press the air intake control button at least 5 times within 3 seconds.
The indicator on the air intake button
blinks 3 times with 0.5 seconds of
interval. It indicates that the defog-
ging logic is canceled or returned to
the programmed status.
If the battery has been discharged or
disconnected, it resets to the defog
logic status.
Automatic climate control system
1. Turn the ignition switch to the ON
position.
2. Press the defroster button ( ).
3. While pressing the air conditioning button (A/C), press the air intake
control button at least 5 times with-
in 3 seconds.
The climate control information
screen will blink 3 times with 0.5 sec-
onds of interval. It indicates that the
defogging logic is canceled or
returned to the programmed status.
If the battery has been discharged or
disconnected, it resets to the defog
logic status.
OLF047284
OLF047235

3-154
Convenient features of your vehicle
Power Outlet (if equipped)
The power outlet is designed to pro-
vide power for mobile telephones or
other devices designed to operate
with vehicle electrical systems. The
devices should draw less than 180
W(Watt) with the engine running.To prevent damage to the Power
Outlets :
Use the power outlet only when
the engine is running and
remove the accessory plug after
use. Using the accessory plug
for prolonged periods of time
with the engine off could cause
the battery to discharge.
Only use 12V electric acces- sories which are less than 180
W(Watt) in electric capacity.
Adjust the air-conditioner or heater to the lowest operating
level when using the power out-
let.
Close the cover when not in use.
Some electronic devices can cause electronic interference
when plugged into a vehicle’s
power outlet. These devices may
cause excessive audio static
and malfunctions in other elec-
tronic systems or devices used
in your vehicle.
(Continued)
NOTICE
Avoid electrical shocks. Do not
place your fingers or foreign
objects (pin, etc.) into a power
outlet or touch the power outlet
with a wet hand.
WARNING
OLF044269
■Front
■Rear (if equipped)OLF047603N

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Convenient features of your vehicle
3
(Continued)
Push the plug in as far as it willgo. If good contact is not made,
the plug may overheat and the
fuse may open.
Plug in battery equipped electri- cal/electronic devices with
reverse current protection. The
current from the battery may
flow into the vehicle’s electri-
cal/electronic system and cause
system malfunction.Clock
With AVN system (if equipped)
You can set the clock by using the
Navigation system.
GPS Time check
The clock is automatically updated
through the navigation system.
GPS Time non-check
The clock can be manually adjusted.
1. Select the "System Settings" on the "INFO/Setup" screen.
2. Select the "Date/Time".
3. Select the "Set time" by rotating the controller on the center con-
sole panel.
4. Select the "Time Format" to the 12 hour or 24 hour format.
For more information, please refer to
the manual that was separately sup-
plied with your vehicle.
Do not adjust the clock while
driving, you may lose your
steering control and cause an
accident that results in severe
personal injury or death.
WARNING
OLF047238L

5-7
Driving your vehicle
5
Key ignition switch positions
Switch
PositionActionNotice
LOCK
To turn the ignition switch to the LOCK position, turn the
key towards the LOCK position.
The ignition key can be removed in the LOCK position.The steering wheel locks to protect the vehicle from theft.
(if equipped)
ACC
Electrical accessories are usable.The steering wheel unlocks.
If difficulty is experienced turning the ignition switch to
the ACC position, turn the key while turning the steering
wheel right and left to release tension.
ON
This is the normal key position when the engine has
started.
All features and accessories are usable.
The warning lights can be checked when you turn the
ignition switch from ACC to ON.Do not leave the ignition switch in the ON position when
the engine is not running to prevent the battery from dis-
charging.
START
To start the engine, turn the ignition switch to the START
position. The switch returns to the ON position when you
release of the key.The engine will crank until you release the key.

5-10
Driving your vehicle
Engine Stop/Start button positions
Button PositionAction Notice
OFF
To turn off the engine, press the Engine
Start/Stop button with shift lever in P (Park).
When you press the Engine Start/Stop but-
ton without the shift lever in P (Park), the
Engine Start/Stop button does not turn to the
OFF position, but turns to the ACC position.
ACC Press the Engine Start/Stop button when the
button is in the OFF position without depress-
ing the brake pedal.
Electrical accessories are usable. If you leave the Engine Start/Stop button in the
ACC position for more than one hour, the bat-
tery power will turn off automatically to prevent
the battery from discharging.