Where is the fuel pressure Regulator located at on 04 BMW 325i?
The fuel pressure regulator on a 2004 BMW 325i is located on the fuel rail, which is mounted to the top of the engine. It is a small, cylindrical component with a vacuum hose connected to it. To access the fuel pressure regulator, you will need to remove the engine cover and locate the fuel rail. The fuel pressure regulator will be located on the end of the fuel rail, near the fuel injector.