Q
what is engine knocking sound
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Engine knocking, also known as "detonation" or "pinging," refers to a distinct rattling or pinging sound that originates from an engine's combustion chamber. This unwanted phenomenon typically occurs when the air-fuel mixture is ignited prematurely by excessive heat and pressure, rather than by the spark plug. This premature ignition causes a high-pressure wavefront to collide with the engine's natural combustion rhythm, leading to the knocking sound. Factors contributing to engine knocking include using fuel with a lower octane rating than recommended for the engine, carbon build-up in the combustion chamber, and faulty ignition timing. Consistent engine knocking can lead to significant damage, such as piston wear or even engine failure. To prevent or address engine knocking, use the correct octane fuel for your vehicle, ensure the engine is tuned correctly, and consider consulting a mechanic for a thorough inspection.
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