Electrical equipments are not working even though inner panel and engine compartment fuses are not blown, or many of these are not working at the same time, it may has blown the main fuse(Battery Fuse Terminal type) inside of the battery(+) cap.
If the main fuse is blown, it must be removed as follows:
1. Turn off the engine.
2. Disconnect the negative battery cable.
3. Remove the nuts shown in the picture above.
4. Replace the fuse with a new one of the same rating.
5. Reinstall in the reverse order of removal.
CAUTION
Kia Cee'd JD Service Manual: Tail Gate Assembly Components and components location
Component Location
1. Tail gate assembly
...
Kia Cee'd JD Owners Manual: Caring for Disc
If the temperature inside the car is
too high, open the car windows to
ventilate before using the system.
It is illegal to copy and use
MP3/WMA files without permission.
Use CDs that are created
only by lawful means.
Do not apply volatile agents, such
as benzene and thinner, ...