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:
Reassembly
1.
Wrap tape around the driveshaft
spline(TJ) to prevent damage to the boots.
2.
Apply grease to the joint boot
on the side of the wheel and install the boot.
...
RCV Control Solenoid Valve. Schematic Diagrams
Circuit Diagram
...
Removal
The rain sensor may not operate properly if contaminated. Protect the rain
sensor surface by not removing the cover until installatio ...