Check the fuel tank for signs of damage. External fuel tank are prone to damage as they're exposed to elements, which could impact the fuel sender inside the tank and lead to poor fuel intake of the low-pressure fuel pump. From here on, you may also want to perform further diagnosis for the high pressure fuel system using special tools and steps.
OE Part Number: 13517592429 13517630644 13518605102; High Pressure Fuel Pump Fits for 2011 2012 Mini Cooper R55 R56 R57 R58 R59 N18 engine; Important: When you buy the pump, please confirm that your car's engine model is N14 or N18. please check your vehicle's fuel pump work pressure(at least 5Bar) first before replace our HPFP, because HPFP need at least 5 bar work pressure start to work ...