What causes a P0300 to misfire on multiple cylinders?
What causes a P0300 to misfire on multiple cylinders? Infrequent misfires are recorded but not tied to a particular cylinder, and on some platforms, this stores a P0300. Typically, any situation that isn’t tied to a particular cylinder but is causing misfires on several different cylinders is suspect. Fuel contamination would be one possibility. What does a misfire code on an engine mean? An engine misfire code might indicate a problem with a specific cylinder, or that the engine is running lean. Depending on the diagnostic tool being used, it may show how many misfires occurred within a certain number...