Kia Sedona: Key not detected (for smart key system)

This warning message illuminates if the smart key is not in the vehicle
when you press the Engine Start/Stop Button.
It means that you should always have the smart key with you.
...
This warning message illuminates if you can not operate the Engine Start/Stop
Button when there is a problem with the Engine Start/Stop Button system.
It means that you could start the engin ...
Other Information:
Owner
✽ NOTICE
Maintenance Service and Record Retention are the owner's responsibility.
You should retain documents that show proper maintenance has been performed on
your vehicle in accordan ...
Rear Bumper Cover Components and Components Location
Component Location
1. Rear Bumper Cover
...