Kia Cee'd: Winter driving / Change to "winter weight" oil if necessary
In some climates it is recommended that a lower viscosity "winter weight" oil be used during cold weather. See chapter 8 for recommendations. If you aren't sure what weight oil you should use, we recommend that you consult an authorized Kia dealer.
Check battery and cables
Winter puts additional burdens on the
battery system. Visually inspect the battery
and cables as described in chapter
7. We recommend that the system be
checked by an authorized Kia dealer. ...
Check spark plugs and ignition
system
Inspect your spark plugs as described in
chapter 7 and replace them if necessary.
Also check all ignition wiring and components
to be sure they are not cracked,
worn or damaged in any way. ...
Other information:
Kia Cee'd JD Service Manual: Air Cleaner Components and components location
Components
1. Air intake hose
2. Air cleaner cover
3. Air cleaner filter
4. Air cleaner body
5. Resonator
6. Air duct
...
Kia Cee'd JD Service Manual: Valve clearance adjustment
Valve Clearance Inspection
And Adjustment
Inspect and adjust the valve clearance when the engine is cold (Engine
coolant temperature : 20°C) and cylinder head is installed on the cylinder
block.
...
