Learning the car engine P0092 Code is necessary and do not follow general meaning of the engine code. It is found following the wrong meaning of the code makes problem for the car engine. The general meaning or the automobile meaning of the code is available online and do not use the general meaning. It is important to know the right reasons of the code appearance. Those reasons are Faulty fuel pump, Faulty fuel pump relay, Faulty wiring, Faulty fuel pressure regulator, Faulty ECM, Faulty injectors and Restriction of some kind in the fuel system. Once the car engine is fixed, test drive is recommended.