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.
Change to "winter weight" oil if
necessary
To keep locks from freezingKia Cee'd JD Service Manual: Battery Sensor Description and operation
Description
Vehicles have many control units that use more electricity. These units control
their own system based on information from diverse sensors. It is important
to have a stable power supply as there diverse sensors giving a variety of information.
Battery sensor (A) ...
Kia Cee'd JD Service Manual: PTC Heater (Gasoline Engine) Repair procedures
Inspection
Operating Logic Test (Manual only)
Inspect the PTC operation with the confirmation logic below :
1.
Entering
(1)
Set the Floor mode and maximum heating position.
(2)
...