Fuel Volume
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 1997 BMW Z3, 1997 BMW 840Ci, 1997 BMW 740iL, 1997 BMW 740i, and 1997 BMW 540i. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect fuel return line. Attach an extension hose. Place hose in Measuring Glass (133020). Remove fuel pump relay. Apply battery voltage to relay base terminals No. 30 and 87. See Fig 1 . Fuel volume should be about 2 qts. (2.0L) per minute.