Kia Sedona: 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 position.
4. Install the battery in the reverse order of removal.

Smart key precautions
Smart key immobilizer systemInterior overview
1. Inside door handle
2. Power window switch
3. Central door lock switch
4. Power window and rear sunroof lock button
5. Outside rearview mirror control
6. Outside rearview mirror folding switc ...
Components and Components Location
Components
Connector Pin Information
No.Connector AConnector BConnector C1Rear washer motor_output-Multifunction switch GND2Front washer motor_outputReserved1_outputAuto light sensor_input3Power ...