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Category Archives: What the Check Engine Light Means

What the Check Engine Light Means

Almost everyone has experienced it: you're driving along, minding your own business, and the dreaded check engine light illuminates on the dashboard. For the more nervous among us, this strikes fear into the heart: is the car about to break down? Will auto repairs be expensive? For others, it's more a source of annoyance, and some choose to ignore the light altogether, waiting until a breakdown actually happens before they decide to do something about it. But what does the check engine light really mean? And more importantly, how should you respond when it lights up? Many possible issues Simply put, this indicator is something of a catch-all sensor that can be triggered by many different issues--some serious, and some not so much. Here are just a few things that can trigger the light: Faulty exhaust system Bad spark plugs Failing alternator Failing catalytic converter Bad oxygen sensor Vacuum l ... read more

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