P0303 Explained - Cylinder 3 Misfire

P0303 Code: Causes & Diagnosis of Cylinder 3 Misfire p0303 It's a generic code that indicates that your car's third cylinder is misfiring P0303 is a real drivability concern and should p0303 The P0303 diagnostic trouble code indicates that the powertrain control module has detected a misfire in cylinder 3 of the engine

p0303 The P0303 code comes and goes though When the car starts up, it makes a weird noises And it is rough at idle, the car shakes a lot