2015 Hyundai Sonata Engine

5-6
Key Ignition Switch
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Driving your vehicle
(Continued)
Before leaving the driver’s seat,
always make sure the shift lever
is in P (Park) position, apply the
parking brake, and turn ignition
switch to the LOCK position.
Unexpected vehicle movement
may occur if these precautions
are not followed.
To reduce the risk of SERIOUS
INJURY or DEATH, take the fol-
lowing precautions:
NEVER allow children or any
person who is unfamiliar with
the vehicle to touch the igni-
tion switch or related parts.
Unexpected and sudden vehi-
cle movement can occur.
NEVER reach through the
steering wheel for the ignition
switch, or any other control,
while the vehicle is in motion.
The presence of your hand or
arm in this area may cause a
loss of vehicle control result-
ing in an accident.
WARNING
NEVER turn the ignition switch
to the LOCK or ACC position
while the vehicle is in motion
except in an emergency. This
will result in the engine turning
off and loss of power assist for
the steering and brake systems.
This may lead to loss of direc-
tional control and braking func-
tion, which could cause an acci-
dent.(Continued)
WARNING
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5-7
Driving your vehicle
5
Key ignition switch positions
Switch
PositionActionNotice
LOCK
To turn the ignition switch to the LOCK position, push the
key in slightly at the ACC position and 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
let go of the key.The engine will crank until you release the key.

5-8
Starting the engine
1. Make sure the parking brake isapplied.
2. Make sure the shift lever is in P (Park).
3. Depress the brake pedal.
4. Turn the ignition switch to the START position. Hold the key
(maximum of 10 seconds) until the
engine starts and release it.
Information
• Do not wait for the engine to warmup while the vehicle remains station-
ary. Start driving at moderate
engine speeds. (Steep accelerating
and decelerating should be avoided.)
• Whether the engine is cold or warm, always start the vehicle with your
foot on the brake pedal. Do not
depress the accelerator while start-
ing the vehicle. Do not race the
engine while warming it up. To prevent damage to the vehicle:
Do not hold the ignition key in
the START position for more
than 10 seconds. Wait 5 to 10
seconds before trying again.
If traffic and road conditions permit, you may put the shift
lever in the N (Neutral) position
while the vehicle is still moving
and turn the ignition switch to
the START position in an
attempt to restart the engine.
Do not push or tow your vehicle to start the engine.
NOTICEi
Driving your vehicle
Always wear appropriate shoes
when operating your vehicle.
Unsuitable shoes, such as high
heels, ski boots, sandals, flip-
flops, etc., may interfere with
your ability to use the brake and
accelerator pedals.
WARNING

5-9
Driving your vehicle
5
Engine Start/Stop Button
Whenever the front door is opened,
the Engine Start/Stop button will illu-
minate and will go off 30 seconds
after the door is closed.
NEVER press the Engine
Start/Stop button while the
vehicle is in motion except in
an emergency. This will result
in the engine turning off and
loss of power assist for the
steering and brake systems.(Continued)
WARNING
To turn the engine off in an
emergency:
Press and hold the Engine
Start/Stop button for more than
two seconds OR Rapidly press
and release the Engine
Start/Stop button three times
(within three seconds).
If the vehicle is still moving, you
can restart the engine without
depressing the brake pedal by
pressing the Engine Start/Stop
button with the shift lever in the
N (Neutral) position.
(Continued)This may lead to loss of direc-
tional control and braking
function, which could cause
an accident.
Before leaving the driver’s
seat, always make sure the
shift lever is in the P (Park)
position, set the parking
brake, press the Engine
Start/Stop button to the OFF
position, and take the Smart
Key with you. Unexpected
vehicle movement may occur
if these precautions are not
followed.
NEVER reach through the
steering wheel for the Engine
Start/Stop button or any other
control while the vehicle is in
motion. The presence of your
hand or arm in this area may
cause a loss of vehicle control
resulting in an accident.
WARNING
To reduce risk of serious injury
or death, NEVER allow children
or any person who is unfamiliar
with the vehicle to touch the
Engine Start/Stop button or
related parts. Unexpected and
sudden vehicle movement can
occur.
WARNING
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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.

5-11
Driving your vehicle
5
Button PositionAction Notice
ON
Press the Engine Start/Stop button while it is
in the ACC position without depressing the
brake pedal.
The warning lights can be checked before
the engine is started. Do not leave the Engine Start/Stop button in
the ON position when the engine is not run-
ning to prevent the battery from discharging.
START
To start the engine, depress the brake pedal
and press the Engine Start/Stop button with
the shift lever in the P (Park) or in the N
(Neutral) position.
For your safety, start the engine with the shift
lever in the P (Park) position. If you press the Engine Start/Stop button with-
out depressing the brake pedal, the engine
does not start and the Engine Start/Stop but-
ton changes as follows:
OFF
→ →
ACC →
→
ON →
→
OFF
However, the engine may start if you depress
the brake pedal within 0.5 second after press-
ing the Engine Start/Stop button when it is in
the OFF position.

5-12
Driving your vehicle
Always wear appropriate shoes
when operating your vehicle.
Unsuitable shoes, such as
high heels, ski boots, sandals,
flip-flops, etc., may interfere
with your ability to use the
brake and accelerator pedals.
Do not start the vehicle with the
accelerator pedal depressed.
The vehicle can move and lead
to an accident.
Wait until the engine rpm is
normal. The vehicle may sud-
denly move if the brake pedal
is released when the rpm is
high.
WARNING
Starting the engine Information
• The engine will start by pressing theEngine Start/Stop button, only when
the smart key is in the vehicle.
• Even if the smart key is in the vehi- cle, if it is far away from the driver,
the engine may not start.
• When the Engine Start/Stop button is in the ACC or ON position, if any
door is open, the system checks for
the smart key. If the smart key is not
in the vehicle, the warning, "Key
not in vehicle" will come on and if
all doors are closed, the chime will
also sound for about 5 seconds. The
indicator will turn off while the
vehicle is moving. Keep the smart
key in the vehicle when using the
ACC position or if the vehicle
engine is ON. 1. Always carry the smart key with
you.
2. Make sure the parking brake is applied.
3. Make sure the shift lever is in P (Park).
4. Depress the brake pedal.
5. Press the Engine Start/Stop but- ton.
Information
• Do not wait for the engine to warmup while the vehicle remains station-
ary. Start driving at moderate
engine speeds. (Steep accelerating
and decelerating should be avoided.)
• Always start the vehicle with your foot on the brake pedal. Do not
depress the accelerator while start-
ing the vehicle. Do not race the
engine while warming it up.
i
i

5-13
Driving your vehicle
5
To prevent damage to the vehicle:
If the engine stalls while you arein motion, do not attempt to
move the shift lever to the P
(Park) position.
If traffic and road conditions
permit, you may put the shift
lever in the N (Neutral) position
while the vehicle is still moving
and press the Engine Start/Stop
button in an attempt to restart
the engine.
Do not push or tow your vehicle to start the engine. To prevent damage to the vehicle:
When the stop lamp fuse is blown,
you can't start the engine normal-
ly. Replace the fuse with a new
one. If you are not able to replace
the fuse, you can start the engine
by pressing and holding the
Engine Start/Stop button for 10 sec-
onds with the Engine Start/Stop
button in the ACC position.
Do not press the Engine Start/Stop
button for more than 10 seconds
except when the stop
lamp fuse is
blown.
For your safety always depress
the brake pedal before starting the
engine.
Information
If the smart key battery is weak or the
smart key does not work correctly,
you can start the engine by pressing
the Engine Start/Stop button with the
smart key in the direction of the pic-
ture above.
i
NOTICENOTICE
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