Inspect your spark plugs as described in chapter 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.
Kia Cee'd JD Service Manual: Front Seat Belt Buckle Repair procedures
Replacement
1.
Remove the front seat assembly.
(Refer to Front Seat - "Front Seat Assembly")
2.
Disconnect the front seat belt buckle connector wiring (A).
3.
After loosening the ...
Kia Cee'd JD Service Manual: PTC Heater (Diesel Engine) Repair procedures
Inspection
Operating Logic Test (Manual only)
Inspect the PTC operation with the confirmation logic below :
1.
Entering
(1)
Set the Floor mode and maximum heating position.
(2)
...