Engine Misfire? Trouble Code P0303 Meaning, Diagnose Spark

Read code got, Cylinder 3 misfire code P0303 Im gessing its either spark plug, coil pack or leads Has anyone had this problem? What is the main issue with

A P0303 code means that the the car's computer has detected that one of the engine's cylinders is not firing properly In this case it's cylinder #3

p0303 The P0303 error code indicates a misfire on cylinder 3 of the engine Engines found in cars and trucks are multi-cylinder types, meaning they have multiple

p0303 A P0303 code means that the the car's computer has detected that one of the engine's cylinders is not firing properly In this case it's cylinder #3