What's the 2000 BMW 323i code p1250?

The 2000 BMW 323i code p1250 is for the ci fuel pressure regulator. But what does a fuel pressure regulator do exactly You must be wondering. Well a fuel pressure regulator helps maintain the fuel pressure in the Electronic Fuel Injection System. If the system needs more fuel pressure, the fuel pressure regulator allows more fuel to go to the engine. This is important because that is how the fuel gets to the injectors. If You ever need to replace the regulator the average cost for a fuel pressure regulator replacement is between $250 and $340. Labor costs are estimated between $100 and $130 while parts are priced between $150 and $200.