Ford P0003 OBD-II Trouble Code Definition: P0003 Fuel Volume Regulator Control Circuit Low P0003 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P0003 Fuel Volume Regulator Control Circuit Low What does the code mean? OBD-ii Code P0003 definition: Fuel Volume Regulator Control Circuit Low is the generic definition for the P0003; however your vehicle’s manufacturer may have […]