As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH AT 3000 FT, THERE WAS A LOUD BANG FOLLOWED BY RUSH OF WIND AND ODOR OF SMOKE IN COCKPIT. NR 2 PACK WAS SEEN OFFLINE. NO FAULT FOUND ACC AND ESC FAULT REVIEW AND CURRENT FAULT ON MCDU, ACC AND ESC(2) R-T-S TESTED SATISFY IAW FIM 21-50-13. INSP & CHECKED NR 2 PACK. NO FAULT FOUND AT THIS TIME. ACFT OK FOR SERVICE.