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A check engine light can indicate a broad spectrum of problems with your 1998 Nissan Altima. 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 1998 Altima, how to read the trouble codes and how to reset or clear the check engine light using a scanner on your Altima.
Intermittent Check Engine Light: If the check engine light on your 1998 Altima 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 Altima, 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 Altima 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 Altima diagnosed by a professional automotive technician.
Replacing a dirty air filter can improve gas mileage by up to 4%. Isn't efficiency great?1998 Nissan Altima GXE 2.4L 4 Cyl.
Leaking coolant is usually a sign that your water pump needs to be replaced. This video shows you how to quickly plug it1998 Nissan Altima GXE 2.4L 4 Cyl.
Power steering fluid is easy to check and many people (mechanics included) often forget about - learn how here1998 Nissan Altima GXE 2.4L 4 Cyl.
If your battery has green or white cruddy deposits, it is probably not getting enough juice from and will likely wear out sooner1998 Nissan Altima GXE 2.4L 4 Cyl.
Got a short fuse? Don't blow a fuse, change it!1998 Nissan Altima GXE 2.4L 4 Cyl.
DRLs are on more than your headlights. They burn out faster and should be replaced regularly1998 Nissan Altima GXE 2.4L 4 Cyl.