Kia Sedona: Active ECO system
Vehicle recognition
Active ECO operationCheck spark plugs and ignition system
Inspect your spark plugs as described in section 7 and replace them if necessary.
Also check all ignition wiring and components to be sure they are not cracked, worn
or damaged in any way. ...
Checking tire inflation pressure
Check your tires once a month or more.
Also, check the tire pressure of the spare tire.
How to check
Use a good quality gauge to check tire pressure. You cannot tell if your tires
are properly in ...