One other circumstance the O2 sensor is not in loop is on full acceration. Try flooring it and see if it suddenly takes off...I had an old Pathfinder years ago that went through 3 O2 sensors due to some bad gasoline from the refinery...got real familiar with the open-loop/closed-loop thang...


Steve Carlson - 95 Trooper LS expo rig
Serenity now!