Compression test done while all spark plugs were removed at the same time? Was the fuel pump relay pulled prior to the test as well? Battery must be fully charged during test as cylinder/engine speed must reach 300rpm to validate readings found.
http://www.pexcom.com.au/z32cms/e107_plugins/content/content.php?content.264 Unfortunately it did not mention pulling the fuel pump relay. All the spark plugs were removed, battery seems fine.