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A check engine light can indicate a broad spectrum of problems with your 2008 Nissan Sentra. 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 2008 Sentra, how to read the trouble codes and how to reset or clear the check engine light using a scanner on your Sentra.
Intermittent Check Engine Light: If the check engine light on your 2008 Sentra 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 Sentra, 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 Sentra 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 Sentra diagnosed by a professional automotive technician.
On many cars, the high beam bulb runs at reduced power during the day - check 'em and change 'em!2008 Nissan Sentra S 2.0L 4 Cyl.
Because you have to start somewhere2008 Nissan Sentra S 2.0L 4 Cyl.
Odd electrical problems that come out of nowhere can often signify a blown engine fuse - check and change yours here!2008 Nissan Sentra S 2.0L 4 Cyl.
Minor transmission fluid leaks can often be fixed with the right sealant - see how to do this2008 Nissan Sentra S 2.0L 4 Cyl.
There's no reason to check the washer fluid level without adding some - see how to do it here!2008 Nissan Sentra S 2.0L 4 Cyl.
Coolant hoses wear out over time and need to be replaced - check 'em early and often2008 Nissan Sentra S 2.0L 4 Cyl.