Kia K900: Check spark plugs and ignition systemInspect your spark plugs as described in section 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 freezingDoor Ajar Warning Light
This warning light illuminates:
When a door is not closed securely. ...
Changing the coolant
Have coolant changed by an authorized K900 Kia dealer according to the Maintenance
Schedule at the beginning of this section.
CAUTION
Put a thick cloth around the radiator cap before refilling the ...
Impact sensing door unlock system
All doors will automatically unlock when an impact causes the air bags to deploy. ...