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:
Replacement
1.
Disconnect the negative (-) battery
terminal.
2.
Remove the main crash pad lower
cover (A).
3.
Disconnect the blower resistor
connector ...
Servicing The Electrical System
1.
Prior to servicing the
electrical system, be sure to turn off the ignition switch and disconnect
the battery ground cable.
...
Inspection
1.
Check that the red light flickers
when the door lock or unlock button is pressed on the transmitter.
2.
Remove the battery (A) and check
voltage if the red light d ...