... /M12x1.25/M12x1.5 pipa-shape bolt Fuel pressure tester kit·Fuel rail pop-off pressure·Fuel rail deterioration·Leaking injectors·Large, easy-to ... schrader valve) It is necessary to test fuel pressure during trouble shooting of fuel injection system. When an engine is working, ... automobile won’t work. Therefore, the automobile engine fuel pressure test kit is a necessary tool to maintain the injection ...