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: Specifications
Specifications
Item
Specification
Master cylinder
Cylinder I.D.
22.22 mm
Piston stroke
45 ± 1 mm (1.77 ± 0.039 in)
Fluid level switch
Provided
...
Kia Cee'd JD Service Manual: Compressor Components and components location
Components
1. Center
Bolt
2. Hub Bolt
3. Hub Assembly
4. Snap Ring
5. Pulley
6. Compressor Assembly
7. Electric Control Valve
...