The engine P0475 Code is important thing and meaning of the code is necessary for solving the car engine. It is necessary to check the list to get the real problem and those are fuel Composition Sensor Circuit Malfunction, cylinder 1 Injector Circuit Low and crankshaft Position Sensor B Circuit Malfunction. Gasoline engines use spark plugs to cause an explosion of fuel within the cylinder. In a properly timed appliance, this explosion happens at the correct instant to send the piston to the lowest of the cylinder and provide power to the drive shaft. If the plug supports are out of arrangement, the detonation occurs at the incorrect time.