What does engine cylinder misfire mean?

2 Answers
OArthur
07/28/25 5:37pm
Engine cylinder misfire means that a single cylinder is not functioning. Below is relevant information about cylinders:1. Cylinder: An automobile cylinder is a cylindrical metal component that guides the piston to perform linear reciprocating motion within it. Air expands inside the engine cylinder to convert thermal energy into mechanical energy. Gas in the compressor cylinder is compressed by the piston to increase pressure. The housing of turbines, rotary piston engines, etc., is also commonly referred to as a "cylinder".2. Types: There are two types of cylinders - those performing linear reciprocating motion and those performing oscillating reciprocating motion. Cylinders performing linear reciprocating motion are further classified into single-acting cylinders, double-acting cylinders, diaphragm cylinders, and impact cylinders.
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DiLevi
08/11/25 11:45pm
That day I was driving my old sedan on the highway when suddenly I felt the engine shaking intermittently and making strange noises, like someone coughing. A cylinder misfire actually means that one of the cylinders in the engine failed to ignite the air-fuel mixture. Normally, the spark plug ignites the mixture, causing an explosion that pushes the piston, but when one cylinder stops working, it causes the engine to run unevenly. This is quite common, and the causes can include worn spark plugs, poor wire connections, or clogged fuel injectors. The symptoms aren't just shaking—the car will feel sluggish, the throttle response will be delayed, and in severe cases, fuel consumption may increase. I later fixed the spark plugs, and it improved significantly. However, I recommend that car owners pay attention to the engine warning light. If it lights up, get it checked at a repair shop promptly to avoid prolonged damage to other components, such as the catalytic converter—that could get expensive.
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