We are still working to obtain content for your car, however the video above is believed to have similar characteristics as your car.
If your convenience lights, turn signals, seat warmers, stereo, headlights or other electronic components suddenly stop working, chances are you have a fuse that has blown out. The video above shows how to check and change blown fuses in the engine bay of your 2004 Kia Optima in addition to where the fuse box diagram is located. Fuses should always be the first thing you check if your Optima is experiencing electrical difficulties because they are relatively easy and inexpensive to change yourself. The more electronics your Optima has, the more fuses it has. Some Kias have multiple fuse boxes in the engine bay, so be sure to find the fuse(s) in question. Some components may have multiple fuses, so make sure you check all of the fuses that are linked to the component that is no longer working properly.
If you need to replace a blown fuse in your Optima, make sure you replace it with one that has the same amperage as the blown fuse. If checking and replacing the fuse for the component in question doesn't work, we recommend seeking assistance from a trusted professional mechanic. They should be able to figure out if the component needs to be replaced or if there is a short or some other problem with your Optima.
Cars burn, leak and otherwise dispense of their oil. Check your level frequently and top up when necessary2004 Kia Optima EX 2.7L V6
If your battery has green or white cruddy deposits, it is probably not getting enough juice from and will likely wear out sooner2004 Kia Optima EX 2.7L V6
Power steering fluid is easy to check and many people (mechanics included) often forget about - learn how here2004 Kia Optima EX 2.7L V6
Carmakers are hiding interior fuse boxes all over the place these days - see how to check your interior fuses here!2004 Kia Optima EX 2.7L V6
Transmissions that leak fluid usually have never been flushed and the seal is finally leaking. The right stop leak product can cure a lot2004 Kia Optima EX 2.7L V6
Odd electrical problems that come out of nowhere can often signify a blown engine fuse - check and change yours here!2004 Kia Optima EX 2.7L V6