See also:

If the engine overheats
If your temperature gauge indicates overheating, you experience a loss of power, or hear loud pinging or knocking, the engine will probably be too hot. If this happens, you should: 1. Pull off th ...

By the numbers
The Kia Optima is a five-seat mid-size segment passenger car that has an interior that the EPA will probably consider a full size interior. Longer, lower and wider than the vehicle it replaces, it ...

Engine compartment
1.6L 1. Engine coolant reservoir 2. Engine oil filler cap 3. Brake fluid reservoir 4. Air cleaner 5. Fuse box 6. Negative battery terminal 7. Positive battery terminal 8. Radiator cap 9. En ...