Kia Cee'd JD Owners Manual: Fuel filter warning light
(Diesel engine)
This warning light illuminates for 3 seconds
after the ignition switch is set to the
ON position and then it will go out. If it
lights up while the engine is running, it
indicates that water has accumulated
inside the fuel filter. If this happens,
remove the water from the fuel filter. ...
Kia Cee'd JD Owners Manual: Limitation of Active ECO operation
If the following conditions occur while
Active ECO is operating, the system
operation is limited even though there is
no change in the ECO indicator.
When the coolant temperature is low:
The system will be limited until engine
performance becomes normal.
When driving up a hill: The ...