2018 Hyundai Ioniq Plug-in Hybrid key battery

3-6
Mechanical key
If the Smart Key does not operate nor-
mally, you can lock or unlock the dri-
ver’s door by using the mechanical key.
Press and hold the release button (1)
and remove the mechanical key (2).
Insert the mechanical key into the
key hole on the door.
To reinstall the mechanical key, put
the key into the hole and push it until
a click sound is heard.
Loss of a smart key
A maximum of two Smart Keys can
be registered to a single vehicle. If
you happen to lose your smart key,
you should immediately take the
vehicle and remaining keys to your
authorized HYUNDAI dealer or tow
the vehicle, if necessary.
Smart key precautions
The smart key may not work if any of
the following occur:
The smart key is close to a radiotransmitter such as a radio station
or an airport which can interfere
with normal operation of the trans-
mitter.
The smart key is near a mobile two way radio system or a cellular
phone.
Another vehicle’s smart key is being operated close to your vehicle.
If the smart key does not work cor-
rectly, open and close the door with
the mechanical key. If you have a
problem with the smart key, contact
an authorized HYUNDAI dealer. If the smart key is in close proximity
to your mobile phone, the signal
could be blocked by your mobile
phone’s normal operational signals.
This is specifically relevant when the
phone is active such as making and
receiving calls, text messaging,
and/or sending/receiving emails.
Avoid placing the smart key and your
mobile phone in the same location
and always try to maintain an ade-
quate distance between the two
devices.
Keep the smart key away from
electromagnetic materials that
blocks electromagnetic waves to
the key surface.
Always have the smart key with
you when leaving the vehicle. If
the smart key is left near the vehi-
cle, the vehicle battery may be dis-
charged.
NOTICE
NOTICE
Convenient features of your vehicle
OAEE046001

3-7
Convenient features of your vehicle
Information
This device complies with Part 15 of
the FCC rules.
Operation is subject to the following
three conditions:
1. This device may not cause harmfulinterference, and
2. This device must accept any inter- ference received, including interfer-
ence that may cause undesired
operation.
3. Changes or modifications not expressly approved by the party
responsible for compliance could
void the user's authority to operate
the device.
Battery replacement
If the Smart Key is not working prop-
erly, try replacing the battery with a
new one.
Battery Type: CR2032
To replace the battery:
1. Pry open the rear cover of the smart key.
2. Remove the old battery and insert the new battery.
3. Reinstall the rear cover of the smart key. If you suspect your smart key might
have sustained some damage, or
you feel your smart key is not work-
ing correctly, contact an authorized
HYUNDAI dealer.
Information
An inappropriately disposed
battery can be harmful to the
environment and human
health. Dispose of the battery
according to your local law(s)
or regulation(s).
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3
OLF044008

3-70
Convenient features of your vehicle
This indicator light illuminates for 2
seconds and goes off:
If the smart key is in the vehicle andthe Engine Start/Stop button is ON,
but the vehicle cannot detect the
smart key.
In this case, have the vehicle inspect-
ed by an authorized HYUNDAI dealer.
This indicator light blinks:
When the battery voltage of thesmart key is low.
- At this time, you can not start theengine. However, you can start
the engine if you press the
Engine Start/Stop button with the
smart key. (For more details,
refer to "Starting the Vehicle"
in chapter 5).
When there is a malfunction with the immobilizer system.
In this case, have the vehicle
inspected by an authorized
HYUNDAI dealer.
Turn Signal IndicatorLight
This indicator light blinks:
When you operate the turn signal
indicator light.
If any of the following occurs, there
may be a malfunction with the turn
signal system.
- The turn signal indicator light illumi- nates but does not blink
- The turn signal indicator light blinks rapidly
- The turn signal indicator light does not illuminate at all
If either of these conditions occur,
have your vehicle inspected by an
authorized HYUNDAI dealer.
High Beam Indicator Light
This indicator light illuminates:
When the headlamps are on and in
the high beam position.
When the turn signal lever is pulled into the Flash-to-Pass position.
Light ON IndicatorLight
This indicator light illuminates:
When the tail lights or headlamps
are on.

3-73
Convenient features of your vehicle
LCD Display Messages
Shift to P
This message is displayed if you try
to turn off the vehicle with the shift
lever in the N (Neutral) position.
At this time, the Engine Start/Stop
button turns to the ACC position (If
you press the Engine Start/Stop but-
ton once more, it will turn to the ON
position).
Low Key Battery
This message is displayed if the bat-
tery of the smart key is discharged
while changing the Engine Start/
Stop button to the OFF position.
Press START button while turn-ing wheel
This message is displayed if the
steering wheel does not unlock nor-
mally when the Engine Start/Stop
button is pressed.
You should press the Engine Start/
Stop button while turning the steer-
ing wheel right and left.
Check Steering Wheel LockSystem
This message is displayed if the
steering wheel does not lock normal-
ly while the Engine Start/Stop button
changes to the OFF position.
Press brake pedal to start vehicle
This message is displayed if the
Engine Start/Stop button changes to
the ACC position twice by pressing
the button repeatedly without
depressing the brake pedal.
You can start the vehicle by depress-
ing the brake pedal.
Key not in vehicle
This message is displayed if the
smart key is not in the vehicle when
you press the Engine Start/Stop but-
ton.
When attempting to start the vehicle,
always have the smart key with you.
Key not detected
This message is displayed if the
smart key is not detected when you
press the Engine Start/Stop button.
Press START button again
This message is displayed if you
were unable to start the vehicle when
the Engine Start/Stop button was
pressed.
If this occurs, attempt to start the
engine by pressing the Engine Start/
Stop button again.
If the warning message appears
each time you press the Engine
Start/Stop button, have your vehicle
inspected by an authorized
HYUNDAI dealer.3

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Convenient features of your vehicle
3
Range/Average fuel economy/Instant fuel economy
Range (1)
The range is the estimated dis-
tance the vehicle can be driven
with the remaining fuel.
If the estimated distance is below 1 mi. (1 km), the trip computer will
display "----" as range.
Information
• If the vehicle is not on level groundor the battery power has been inter-
rupted, the range function may not
operate correctly.
(Continued)(Continued)
• The range may differ from the actu-
al driving distance as it is an esti-
mate of the available driving dis-
tance.
• The trip computer may not register additional fuel if less than 1.6 gallons
(6 liters) of fuel are added to the vehi-
cle.
• The fuel economy and range may vary significantly based on driving
conditions, driving habits, and condi-
tion of the vehicle.
Average Fuel Economy (2)
The average fuel economy is calcu-lated by the total driving distance
and fuel consumption since the last
average fuel economy reset.
The average fuel economy can be reset both manually and automati-
cally.
Manual reset
To clear the average fuel economy
manually, press the OK button on the
steering wheel for more than 1 sec-
ond when the average fuel economy
is displayed.
Automatic reset
To automatically reset the average
fuel economy, select between "After
Ignition" or "After Refueling" in the
User Settings mode on the LCD dis-
play.
- After Ignition: When the vehicle hasbeen OFF for 4 hours or longer the
average fuel economy will reset
automatically.
- After Refueling: The average fuel economy will reset automatically
after adding 1.6 gallons (6 liters) of
fuel or more and after driving speed
exceeds 1 mph (1 km/h).
Information
The vehicle must be driven for a min-
imum of 0.19 miles (300 meters) since
the last ignition key cycle before the
average fuel economy will be recalcu-
lated.
Instant Fuel Economy (3)
This mode displays the instanta- neous fuel economy while driving.
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OAEPH047208N/OAEPH047506N
■ Type A■Type B

3-111
Convenient features of your vehicle
3
Range/Average fuel economy/Instant fuel economy
Range (1)
The range is the estimated dis-
tance the vehicle can be driven
with the remaining fuel.
If the estimated distance is below 1 mi. (1 km), the trip computer will
display "----" as range.
Information
• If the vehicle is not on level groundor the battery power has been inter-
rupted, the range function may not
operate correctly.
• The range may differ from the actu- al driving distance as it is an esti-
mate of the available driving dis-
tance.
• The trip computer may not register additional fuel if less than 1.6 gallons
(6 liters) of fuel are added to the vehi-
cle.
• The fuel economy and range may vary significantly based on driving
conditions, driving habits, and condi-
tion of the vehicle.
Average Fuel Economy (2)
The average fuel economy is cal-culated by the total driving dis-
tance and fuel consumption since
the last average fuel economy
reset.
The average fuel economy can be reset both manually and automati-
cally.
Manual reset
To clear the average fuel economy
manually, press the OK button on the
steering wheel for more than 1 sec-
ond when the average fuel economy
is displayed.
Automatic reset
To automatically reset the average
fuel economy, select between "After
Ignition" or "After Refueling" in the
User Settings mode on the LCD dis-
play.
- After Ignition: When the vehicle hasbeen OFF for 4 hours or longer the
average fuel economy will reset
automatically.
- After Refueling: The average fuel economy will reset automatically
after adding 1.6 gallons (6 liters) of
fuel or more and after driving speed
exceeds 1 mph (1 km/h).
Information
The vehicle must be driven for a mini-
mum of 0.19 miles (300 meters) since the
last ignition key cycle before the average
fuel economy will be recalculated.
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■ Type A■Type B
OAEPH047208N/OAEPH047506N

3-118
Convenient features of your vehicle
One-touch turn signal function
To activate the One Touch Turn
Signal function, push the turn signal
lever up or down to position (B) and
then release it.
The lane change signals will blink 3,
5 or 7 times.
You can activate or deactivate the
One Touch Turn Signal function or
choose the number of blinks (3, 5, or
7) from the User Settings mode
(Light) on the LCD display.
For more information, refer to the
"LCD Display" section in this
chapter.
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
driver turns the vehicle off 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 vehicle is turned off, per-
form 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 Engine Start/Stop button is
placed in the ACC position or the
OFF position with the headlamps
ON, the headlamps (and/or parking
lamps) remain on for about 5 min-
utes. However, if the driver's door is
opened and closed, the headlights
are turned off after 15 seconds. Also,
with the vehicle off if the driver's door
is opened and closed, the head-
lamps (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 smart key
twice or turning the light switch to the
OFF or AUTO position.
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.

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Convenient features of your vehicle
Interior Lights
Do not use the interior lights for
extended periods when the vehi-
cle is turned off or the battery will
discharge.
Interior lamp AUTO cut
The interior lamps will automatically
go off approximately 20 minutes after
the vehicle is turned off and the
doors are closed. If a door is opened,
the lamp will go off 40 minutes after
the vehicle is turned off. If the doors
are locked by the 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 Door Lamp
(3) Front Room Lamp ON
(4) Front Room Lamp OFF
Front Map Lamp :
Press either lenses to turn the map
lamp on or off. This light produces a
spot beam for convenient use as a
map lamp at night or as a personal
lamp for the driver and the front pas-
senger.
Front Door Lamp ( ):
The front or rear room lamps come on
when the front or rear doors are
opened. When doors are unlocked by
the smart key, the front and rear lamps
come on for approximately 30 seconds
as long as any door is not opened. The
front and rear room lamps go out grad-
ually after approximately 30 seconds
when the door is closed. However, if
the Engine Start/Stop button is in the
ON position or all doors are locked, the
front and rear lamps will turn off. If a
door is opened with the Engine
Start/Stop button in the ACC position
or the OFF position, the front and rear
lamps stay on for about 20 minutes.
Front room lamp
Press the button to turn ON the
room lamp for the front/rear seats.
Press the button to turn OFF the
room lamp for the front/rear seats
regardless of front or rear door open
position.
NOTICE
Do not use the interior lights
when driving in the dark. The inte-
rior lights may obscure your view
and cause an accident.
WARNING
OAD045405