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A check engine light can indicate a broad spectrum of problems with your 2004 Volkswagen Jetta. 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 Jetta, how to read the trouble codes and how to reset or clear the check engine light using a scanner on your Jetta.
Intermittent Check Engine Light: If the check engine light on your 2004 Jetta 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 Jetta, 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 Jetta 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 Jetta diagnosed by a professional automotive technician.
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!2004 Volkswagen Jetta GL 2.0L 4 Cyl. Sedan
Leaking coolant is usually a sign that your water pump needs to be replaced. This video shows you how to quickly plug it2004 Volkswagen Jetta GL 2.0L 4 Cyl. Sedan
There's no reason to check the washer fluid level without adding some - see how to do it here!2004 Volkswagen Jetta GL 2.0L 4 Cyl. Sedan
Low coolant levels is all to common - top yours up today2004 Volkswagen Jetta GL 2.0L 4 Cyl. Sedan
Carmakers are hiding interior fuse boxes all over the place these days - see how to check your interior fuses here!2004 Volkswagen Jetta GL 2.0L 4 Cyl. Sedan
Avoid tickets and accidents with both working headlights! New bulbs are much brighter too2004 Volkswagen Jetta GL 2.0L 4 Cyl. Sedan