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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.
Your coolant should perform well under any condition - just like Aaron Rodgers!2004 Volkswagen Jetta GL 2.0L 4 Cyl. Sedan
See how to seal up minor power steering fluid leaks2004 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
Animals love the sweet smell of antifreeze, too bad it's toxic! Fix your minor leaks2004 Volkswagen Jetta GL 2.0L 4 Cyl. Sedan
Coolant hoses wear out over time and need to be replaced - check 'em early and often2004 Volkswagen Jetta GL 2.0L 4 Cyl. Sedan
Cars burn, leak and otherwise dispense of their oil. Check your level frequently and top up when necessary2004 Volkswagen Jetta GL 2.0L 4 Cyl. Sedan