The above situations are normal conditions when the active eco system is activated to improve fuel efficiency.
Active ECO operation
Limitation of Active ECO operationKia Cee'd JD Service Manual: Heater Core Repair procedures
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the heater & blower assembly.
(Refer to Heater - "Heater Unit")
3.
Remove the heater core cover (A) after loos ...
Kia Cee'd JD Owners Manual: Before starting
Close and lock all doors.
Position the seat so that all controls are
easily reached.
Adjust the inside and outside rearview
mirrors.
Be sure that all lights work.
Check all gauges.
Check the operation of warning lights
when the ignition switch is turned to
the ON position.
...