Kia Sedona: Immobilizer Indicator Light (Without Smart Key)
This indicator light illuminates :
COMPORT Mode Indicator Light
Immobilizer Indicator Light (With Smart Key)Schematic Diagrams
Circuit Diagram
...
Check 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. ...