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A check engine light can indicate a broad spectrum of problems with your 2004 Kia Rio. In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light. The video above shows how to locate the on board diagnostics (OBD) plug on your 2004 Rio, how to read the trouble codes and how to reset or clear the check engine light using a scanner on your Rio.
Intermittent Check Engine Light: If the check engine light on your 2004 Rio is intermittent, try to take note of the conditions when this happens. For example, does it happen when you accelerating, driving on the highway or does it appear at low speeds? This will help your mechanic evaluate the issue. Steady Check Engine Light: If your check engine light is on every time you operate your Rio, you need to have it checked as soon as possible, especially if you notice performance problems or unusual noises. Flashing Check Engine Light: If your check engine light is flashing, stop driving your Rio and have it towed to your nearest mechanic - you probably have a very serious problem with your car and you risk ruining your engine by driving it. If you are unsure about what your diagnostic trouble codes mean; have your Rio diagnosed by a professional automotive technician.
The burnt out tail light: classic reason for a cop to pull you over - change yours now2004 Kia Rio 1.6L 4 Cyl.
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Don't send mixed signals - if your turn signal doesn't blink, or blinks rapidly, you likely have a burnt out bulb2004 Kia Rio 1.6L 4 Cyl.
Coolant hoses wear out over time and need to be replaced - check 'em early and often2004 Kia Rio 1.6L 4 Cyl.
Dirty cabin air filter cause undue wear on your car's heater and AC and can cause bad odors2004 Kia Rio 1.6L 4 Cyl.
Unlike a waist belt, these usually become looser as they age! Learn how to check it here2004 Kia Rio 1.6L 4 Cyl.