At 12:50 PM 6/16/2004, you wrote: >I think the problem has to do with the EGR, BPT and AIV valves There's this nice little chart I scanned in, too: http://www.xxiii.com/wcox/Nissan_B13_Engine_Driveability_Diagnosis_TSB.pdf -Wayne '93 SE-R / '93 NK2k / '91 NX2k / '90 Miata