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: Front Seat Shield Inner Cover Components and components location
Component Location
1. Front seat shield inner cover
...
Kia Cee'd JD Owners Manual: Mode selection
The mode selection knob controls the
direction of the air flow through the ventilation
system.
Air can be directed to the floor, dashboard
outlets, or windshield. Six symbols
are used to represent Face, Bi-Level,
Floor, Face / Floor / Defrost, Floor /
Defrost and Defrost air position. ...