The indicator displays which automatic transaxle shift lever is selected.
Kia Cee'd JD Service Manual: Front Seat Cushion Cover Components and components location
Component Location
1. Front seat cushion cover
...
Kia Cee'd JD Owners Manual: Interior overview
1. Seat
2. Inside door handle
3. Power window switch
4. Power window lock button
5. Hood release lever
6. Outside rearview mirror folding
7. Outside rearview mirror control
8. Headlight leveling device
9. Instrument panel illumination control
system
10. Idle Stop and Go (ISG) OFF button ...