You need to check the car engine when you get any bad experience from the car engine. The car engine code will appear on the car engine code reader if it is tested by an automobile engineer. The car engine P2480 Code is found from the car engine after it is tested. Without getting the right meaning of the car engine code, you cannot understand the problem and solve the car engine problem. Explosion, or spark knock, is a type of combustion produced by the buildup of too much warm and pressure in the engine’s combustion chamber. When it happens, you should be capable to listen a metallic knocking or pinging sound.