I just replaced my laptop and reinstalled everything to do with efi live.I'm not sure why this is happening but the values shown for average afr or lambda are seriously wrong. Short term fuel trims are showing the same kind of problem.Click image for larger version.  Name: AFR not correct.jpg  Views: 154  Size: 234.4 KB  ID: 23590 If anyone has any idea what I can do to correct this please let me know.