Kia Optima: Engine coolant
The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory.
Check the antifreeze protection and coolant level at least once a year, at the beginning of the winter season, and before traveling to a colder climate.
Changing the engine oil and filter
Have engine oil and filter changed by an
authorized Kia dealer according to the
Maintenance Schedule at the beginning
of this section.
WARNING
Used engine oil may cause irritation
or cancer ...
Checking the coolant level
WARNING
Removing radiator
cap
Never attempt to remove the radiator
cap while the engine is operating
or hot. Doing so might lead
to cooling system and engine
damage. Also, hot ...
See also:
Trip computer
The trip computer is a microcomputercontrolled driver information system that
displays information related to driving on the display when the ignition switch
is in the ON position. All stored dr ...
Battery replacement
When replacement is necessary, use the following procedure.
1. Using a screwdriver, loosen the screw on the backside of the transmitter then
use a thin tool to pry open the transmitter.
2. Disas ...
Owner Maintenance Precautions
Improper or incomplete service may result in problems. This section gives instructions
only for items that are easy to perform.
WARNING - Maintenance Work
You can be seriously injured while p ...