Extracting fuel after a defect in the suction jet pump or fuel pump
WARNING: This page does not describe the selected car, but rather 25 other vehicles, including the 2015 BMW Alpina B7L, 2015 BMW Alpina B7, 2015 BMW 740i, 2015 BMW 740Li, and 2014 BMW Alpina B7L. However, it is still accessible from the selected car via links, so may be relevant.
Draw off right half of tank completely through fuel filler pipe.
Remove flange cover See 1614200 REMOVING AND INSTALLING/REPLACING FLANGE COVER (OUTER FUEL FILTER) or 1614200 REMOVING AND INSTALLING/REPLACING FLANGE COVER .
Insert extraction hose through service opening in tank, fuel (also residual quantity) can be drawn off.