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: Components and components location
Components
1. Cylinder head cover
2. Cylinder head cover gasket
3. Cylinder head assembly
4. Cylinder head gasket
5. Camshaft position sensor
6. Camshaft bearing cap
7. Camshaft front bearing cap
8. OCV (Oil Control Valve) adapter
...
Kia Cee'd JD Owners Manual: Driving on grades
Reduce speed and shift to a lower gear
before you start down a long or steep
downgrade. If you don’t shift down, you
might have to use your brakes so much
that they would get hot and no longer
operate efficiently.
On a long uphill grade, shift down and
reduce your speed to around 70 k ...