2021 KIA NIRO HYBRID EV key battery

Features of your vehicle
6 4
Liftgate unlock (3)
The liftgate is unlocked if the button
is pressed for more than 1 second.
Also, once the liftgate is opened and
then closed, the liftgate will be locked
automatically.
Panic (4)
The horn sounds and hazard warn-
ing lights flash for about 27 seconds
if this button is pressed for more than
0.5 seconds. To stop the horn and
lights, press any button on the trans-
mitter.
Transmitter precautions
The transmitter will not work if any
of following occur:
- The ignition key is in the ignition
switch.
- You exceed the operating dis-
tance limit (about 10 m [30 feet]).
- The battery in the transmitter is
weak.
- Other vehicles or objects are
blocking the signal.
- The weather is extremely cold.
- The transmitter is close to a radio
transmitter such as a radio sub-
station or an airport which can
interfere with normal operation of
the transmitter.

47
Features of your vehicle
When the transmitter does not work
correctly, open and close the door
with the ignition key. If you have a
problem with the transmitter, con-
tact an authorized Kia dealer.
If the transmitter is in close proxim-
ity to your mobile phone, the signal
could be blocked by your mobile
phones normal operational signals.
This is especially important when
the phone is active such as making
and receiving calls, text messag-
ing, and/or sending/receiving
emails. Avoid placing the transmit-
ter and your mobile phone in the
same pants or jacket pocket and
always try to maintain an adequate
distance between the two devices.
✽ ✽
NOTICE
If the keyless entry system is inoper-
ative due to exposure to water or liq-
uids, it will not be covered by your
manufacturer’s vehicle warranty.
Battery replacement
The transmitter uses a 3 volt lithium
battery which will normally last for
several years. When replacement is
necessary, use the following proce-
dure.
1. Insert a slim tool into the slot and
gently pry open the transmitter
center cover.
2. Replace the battery with a new
battery (CR2032). When replacing
the battery, make sure the battery
is positioned correctly.
3. Install the battery in the reverse
order of removal.
CAUTION - Transmitter
Keep the transmitter away from
water or any liquid as it can
become damaged and not func-
tion properly if wet.
OBD048032

Features of your vehicle
8 4
For replacement transmitters, see an
authorized Kia dealer for transmitter
reprogramming.
The transmitter is designed to give
you years of trouble-free use.
However, it can malfunction if
exposed to moisture or static elec-
tricity. If you are unsure how to use
your transmitter or replace the bat-
tery, contact an authorized Kia
dealer.
Using the wrong battery can cause
the transmitter to malfunction. Be
sure to use the correct battery.
To avoid damaging the transmitter,
don't drop it, get it wet, or expose it
to heat or sunlight.
An inappropriately dis-
posed battery can be
harmful to the environment
and may cause harm to
human health. Dispose the
battery according to your
local law(s) or regulation.Immobilizer system
Your vehicle is equipped with an
electronic engine immobilizer system
to reduce the risk of unauthorized
vehicle use.
Your immobilizer system is com-
prised of a small transponder in the
ignition key and electronic devices
inside the vehicle.
With the immobilizer system, when-
ever you insert your ignition key into
the ignition switch and turn it to ON,
verifies if the ignition key is valid.
If the key is determined to be valid,
the engine will start.
If the key is determined to be invalid,
the engine will not start.CAUTION - Transmitter
damage
Do not drop, wet or expose the
keyless entry system transmit-
ter to heat or sunlight.
IC WARNING
This device complies with
Industry Canada licence-
exempt RSS standard(s).
Operation is subject to the fol-
lowing two conditions: (1) this
device may not cause interfer-
ence, and (2) this device must
accept any interference, includ-
ing interference that may cause
undesired operation of the
device.

415
Features of your vehicle
If the smart key is in close proximi-
ty to your cell phone or smart
phone, the signal from the smart
key could be blocked by normal
operation of your cell phone or
smart phone. This is especially
important when the phone is active
such as making a call, receiving
calls, text messaging, and/or send-
ing/receiving emails. Avoid placing
the smart key and your cell phone
or smart phone in the same pants
or jacket pocket and maintain ade-
quate distance between the two
devices.
✽ ✽
NOTICE
If the keyless entry system is inoper-
ative due to exposure to water or liq-
uids, it will not be covered by your
manufacturer’s vehicle warranty.
Battery replacement
A smart key battery should last for
several years, but if the smart key is
not working properly, try replacing
the battery with a new one. If you are
unsure how to use your smart key or
replace the battery, contact an
authorized Kia dealer.
1. Remove the mechanical key.
2. Pry open the rear cover.
3. Replace the battery with a new
battery (CR2032). When replacing
the battery, make sure the battery
is in the correct position.4. Install the battery in the reverse
order of removal.

you years of trouble-free use, how-
ever it can malfunction if exposed
to moisture or static electricity. If
you are unsure how to use or
replace the battery, contact an
authorized Kia dealer.

the smart key to malfunction. Be
sure to use the correct battery.

don't drop it, get it wet, or expose it
to heat or sunlight.
An inappropriately dis-
posed battery can be harm-
ful to the environment and
human health. Dispose the
battery according to your
local law(s) or regulations.
CAUTION - Smart key
damage
Do not drop, get wet or expose
the smart key to heat or sun-
light, or it will be damaged.
CAUTION - Transmitter
Keep the transmitter away from
water or any liquid, as it can
become damaged and not func-
tion properly if wet.
OBD048032

Features of your vehicle
46 4
✽
✽
NOTICE
Do not release the lever until the
operation is completed.
If you release the lever during oper-
ation, try again from step 2.
6. Release the sunroof control lever
after all operation has completed.
(The sunroof system has been
reset.)
❈For more detailed information,
contact an authorized Kia dealer.
✽ ✽
NOTICE
If the sunroof is not reset when the
vehicle battery is disconnected or
discharged, or related fuse is blown,
the sunroof may operate improper-
ly.
Sunroof open warning
If the driver removes the ignition key
(smart key: turns off the engine)
when the sunroof is not fully closed,
the warning chime will sound for a
few seconds and a warning image
will appear on the LCD display.
Close the sunroof securely when
leaving your vehicle.
ODEP049119

Features of your vehicle
64 4
Folding the outside rearview mirror
Electric type (if equipped)
The outside rearview mirror can be
folded or unfolded by pressing the
switch when the ENGINE
START/STOP button is in the ON posi-
tion as below.
Left : The mirror will unfold.
Right : The mirror will fold.Center (AUTO):
The mirror will fold or unfold automat-
ically as follows:
Without smart key system
- The mirror will fold or unfold when
the door is locked or unlocked by
the transmitter. (if equipped)
With smart key system
- The mirror will fold or unfold when
the door is locked or unlocked by
the smart key.
- The mirror will fold or unfold when
the door is locked or unlocked by
the button on the outside door
handle.
- The mirror will unfold when you
approach the vehicle (all doors
closed and locked) with a smart
key in possession. (if equipped)
ODEP049030L
CAUTION -Electric type
outside rearview mirror
The electric type outside
rearview mirror operates even
though the ignition switch is in
the LOCK position or the
ENGINE START/STOP button is
in the OFF position. However, to
prevent unnecessary battery
discharge, do not adjust the
mirrors longer than necessary
while the engine is not running.
Do not fold an electric type out-
side rearview mirror by hand as
this could cause motor failure.

Features of your vehicle
96 4
Wiper mode
This indicator displays which wiper
speed is selected using the wiper
control.
You can activate or deactivate
Wiper/Lights Display function from
the User Settings mode in the cluster
LCD display.
Turn FUSE SWITCH on
This warning message illuminates
if the fuse switch under the steer-
ing wheel is OFF.
It means that you should turn the
fuse switch on.
❈For more details, refer to “Fuses”
in chapter 7.
Engine has Overheated
This warning message illuminates
when the engine coolant tempera-
ture is above 120°C (248°F). This
means that the engine is overheated
and may be damaged.
If your vehicle is overheated, refer to
“Overheating” in chapter 6.
Shift to P (for smart key system)
This warning message illuminates
if you try to turn off the engine with-
out the shift lever in P (Park) posi-
tion.
At this time, the ENGINE
START/STOP button turns to the
ACC position (If you press the
ENGINE START/STOP button once
more, it will turn to the ON position).
Low key battery
(for smart key system)
This warning message illuminates
if the battery of the smart key is
discharged when the ENGINE
START/STOP button changes to
the OFF position.
ODEP049604N
ODEP049605N
■Front
■Rear

Features of your vehicle
116 4
This indicator light illuminates for 2
seconds and goes off:
When the vehicle cannot detect the
smart key which is in the vehicle
while the ENGINE START/STOP
button is ON.
In this case, have your vehicle
inspected by an authorized Kia
dealer.
This indicator light blinks:
When the battery of the smart key
is weak.
- At this time, you cannot start the
engine. 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
hybrid system” in chapter 5.)
When there is a malfunction with
the immobilizer system.
In this case, have your vehicle
inspected by an authorized Kia
dealer.Turn Signal Indicator
Light
This indicator light blinks:
When you turn the turn signal light
on.
If any of the following occurs, there
may be a malfunction with the turn
signal system. In this case, have your
vehicle inspected by an authorized
Kia dealer.
- The indicator light does not blink
but illuminates.
- The indicator light blinks more
rapidly.
- The indicator light does not illumi-
nate at all.
High Beam Indicator
Light
This indicator light illuminates:
When the headlights are on and in
the high beam position
When the turn signal lever is pulled
into the Flash-to-Pass position.
Front Fog Indicator
Light (if equipped)
This indicator light illuminates:
When the front fog lights are on.