Pressure hose connection to pump with M16 x 1.5 union screw
WARNING: This page is about a different car, the 2012 BMW 328i, 2011 BMW 328i, 2010 BMW 328i, and 2009 BMW 328i. However, it is still accessible from the selected car via links, so may be relevant.
Mount special tool 32 4 004 with banjo bolt (1) M14 x 1.5 and 2 sealing rings to special tool 32 4 000.
Connect special tool 32 4 004 to pump.
Mount special tool 32 4 006/32 4 005 to special tool 32 4 000 and connect pressure hose.