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 Owners Manual: MAINTENANCE UNDER SEVERE USAGE CONDITIONS - FOR EUROPE
The following items must be serviced more frequently on cars mainly used
under severe driving conditions.
Refer to the chart below for the appropriate maintenance intervals.
R : Replace
I : Inspect and if necessary, adjust, correct, clean or replace
SEVERE DRIVING CONDITIONS
A : Repeate ...
Kia Cee'd JD Service Manual: Specifications
Specification
Engine
T/M
Joint type
Max . permissible angle
Outer
Inner
Outer
Inner
Gamma 1.4 MPI
6 M/T
BJ#22
TJi#22
...