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:
Checking the engine oil level
2.4 engine
2.0 engine
1. Be sure the vehicle is on level ground.
2. Start the engine and allow it to reach
normal operating temperature.
3. Turn the engine off and wait for a few
min ...
Jump starting
Jump starting can be dangerous if done
incorrectly. Therefore, to avoid harm to
yourself or damage to your vehicle or
battery, follow these jump starting procedures.
If in doubt, we strongly r ...
Air Bag - Supplemental Restraint System
What Your Air Bag System Does
Your vehicle is equipped with a dual Supplemental Restraint System (SRS), which
includes an airbag for the driver and another airbag for the front seat passenger.
Th ...