Kia Optima: Maintenance / 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.
Checking the engine oil level
■ THETA 2.4L - GDI
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 w ...
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 and could result in
serious ...
Other information:
Components and components location
Component Location
1. Rear seat belt retractor [LH]
2. Rear seat belt retractor [RH]
Repair procedures
Replacement
...
Schematic diagrams
Connector and Terminal function
Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad center panel.
(Refer to Body - "Crash Pad Center Panel")
...