Help! P0303 Cylinder 3 misfire - ClubLexus

p0303  It's a generic code that indicates that your car's third cylinder is misfiring P0303 is a real drivability concern and should Car vibrates and stalls when put on drive mode Thought it was a simple fix; replaced all 4 spark plugs with brand new NGK-97506 still P0303

Experiencing a P0303 error code in your Toyota Corolla can be worrying, but with the right information and tools, you can diagnose and P0303 is a cylinder three misfire detected, so suggesting you should change your injectors is ridiculous Cylinder 3 injector? Maybe clearly

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  Car vibrates and stalls when put on drive mode Thought it was a simple fix; replaced all 4 spark plugs with brand new NGK-97506 still P0303