Error Code P0303 Cylinder 3 misfire

p0303 P0303 reads “Misfire Detected in Cylinder 3” That means any vehicle housing three cylinders or more can fall victim to this code

P0303 engine code means “Cylinder 3 Misfire Detected ” It indicates that the third cylinder of your car's engine is misfiring The powertrain control module ( p0303 Lots of things can cause a P0303 If nothing seems obvious and there's no power loss, check the injector insulator, clear the code and see if it resets