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 systemOil Pan Repair procedures
Removal
[Lower oil pan]
1.
Remove the engine room under cover.
(Refer to Engine And Transaxle Assembly - "Engine Room Under Cover")
2.
Drain the engine oil.
(Refer to Lubrication System - ...
Drive Belt Repair procedures
Removal and Installation
1.
Remove the engine room under cover and engine room RH side cover.
(Refer to Engine And Transaxle Assembly - "Engine Room Under Cover")
2.
To release the tension, t ...