If the EPB does not release normally, we recommend that you take your vehicle to an authorized Kia dealer by loading the vehicle on a flatbed tow truck and have the system checked.
Kia Cee'd JD Service Manual: Height Sensor Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Disconnect the head lamp height sensor connector.
3.
Remove the assist arm (A).
4.
Remove the head lamp auto level ...
Kia Cee'd JD Service Manual: Schematic diagrams
Schematic Diagram
Canister
Canister is filled with charcoal and absorbs evaporated vapor in fuel tank.
The gathered fuel vapor in canister is drawn into the intake manifold by the
ECM/PCM when appropriate conditions are set.
Purge Control Solenoid Valve (PCSV)
...