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A check engine light can indicate a broad spectrum of problems with your 2002 Jeep Liberty. 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 2002 Liberty, how to read the trouble codes and how to reset or clear the check engine light using a scanner on your Liberty.
Intermittent Check Engine Light: If the check engine light on your 2002 Liberty 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 Liberty, 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 Liberty 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 Liberty diagnosed by a professional automotive technician.
The best way to fix leaking hoses is to replace them, but if you don't have time, a stop leak product might work for you2002 Jeep Liberty Limited 3.7L V6
Many cars will burn or leak a little bit of oil. Over time, this adds up and you might need to add some - learn how to here!2002 Jeep Liberty Limited 3.7L V6
Burnt out brake lights increase your chance of getting rear ended - check and change yours today2002 Jeep Liberty Limited 3.7L V6
White light when you back up - yup, they burn out and you can replace them with bright LEDs2002 Jeep Liberty Limited 3.7L V6
Leaking coolant is usually a sign that your water pump needs to be replaced. This video shows you how to quickly plug it2002 Jeep Liberty Limited 3.7L V6
Help keep your car as responsive as you are by maintaining proper power steering fluid levels2002 Jeep Liberty Limited 3.7L V6