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: Brake Booster Components and components location
Components [LHD]
1. Brake booster
2. Master cylinder assembly
3. O-ring
Components [RHD]
1. Brake booster
2. Master cylinder assembly
3. O-ring
...
Kia Cee'd JD Service Manual: Seat Heater Switch Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad center lower panel.
(Refer to Body - "Crash Pad Center Panel")
3.
Remove the center facia switch assembly ...