One of most common area where you will have vacuum leaks BMW N62 Engine in X5 E53 e70 E60 E61 E63 E64 E65 E66 E67 which causes Random Engine Misfire, Rough Idle Check Engine Code P0300, BMW 00274E (274E Code) is Crankcase Breather Vent Hose. When this hose cracks You get 274E Code (DME: Misfire Detection, Cumulative Error). The one piece Vent Hose is no longer available and replaced by 2 piece Vent Hoses. Watch this video to learn more.
![[HD] The Southbound MTR SP1900 and Northbound MTR refurbished stock EMU trains at Ha Wo Che](https://i.ytimg.com/vi/qQMTiD7lBXk/mqdefault.jpg)
