This system provides further enhancements to vehicle stability and steering responses when a vehicle is driving on a slippery road or a vehicle detected changes in coefficient of friction between right wheels and left wheels when braking.
Kia Cee'd JD Service Manual: Battery Description and operation
Description
1.
The MF(Maintenance Free) battery is, as the name implies, totally maintenance
free and has no removable battery cell caps.
2.
The MF(Maintenance Free) battery does not require water replenishment
for the repair.
...
Kia Cee'd JD Service Manual: Components and components location
Components
[AFLS ECU]
...