Kia Cadenza: Smart key / Battery replacement
A 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 or replace the
battery, contact an authorized Kia
dealer.

1. Pry open the smart key center
cover.
2. Replace the battery with a new
battery (CR2032). When replacing
the battery, make sure the battery
position.
3. Install the battery in the reverse
order of removal.
- The smart key is designed to give
you years of trouble-free use, however
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.
- Using the wrong battery can cause
the smart key to malfunction. Be
sure to use the correct battery.
- To avoid damaging the smart key,
don't drop it, get it wet, or expose it
to heat or sunlight.
- An inappropriately disposed
battery can be harmful
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 sunlight,
or it will be damaged.
Used to lock and unlock the glove
box.
Lock and unlock the doors when
the vehicle or smart key battery is
discharged.
Smart key
To remove the mechanical key, press
and hold the r ...
Your vehicle is equipped with an
electronic engine immobilizer system
to reduce the risk of unauthorized
vehicle use.
Whenever the ENGINE START/STOP
button is changed to the ON position,
th ...
Other information:
Inspection
1.
Remove the cowl top cover. (Refer to the wiper)
2.
Disconnect the windshield deicer connector (A) from the wiper motor linkage.
3.
Check for continuity between the terminals of deicer lines.
4.
Turn the ignition switch ON and the windshield deicer switch
ON, then meas ...
The Smart Trunk operates a welcome
alert if the smart key is
detected within 20 ~ 40 inches (50
~ 100 cm) from the trunk.
The alert stops if the smart key is
positioned outside the detecting
area during the Detect and Alert
stage.
✽ NOTICE
The Smart Trunk function w ...