What Does The Reduced Engine Power Light Mean, And Is It Safe To Drive With It On?

The reduced engine power light (typically referred to as the ‘check engine light’ or ‘malfunction indicator lamp’) will illuminate when the engine management unit (CPU) detects a malfunction or problem with the engine or transmission. The problems could range from trivial things like a loose or faulty gas cap to something more significant like bad spark plugs, faulty sensors, or gearbox failure. A modern car’s computer will cycle through many sensors after starting the engine to monitor factors like

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