As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENG1 BACKFIRED DURING THRUST REVERSER DEPLOYMENT ON REJECT TWICE. FA AND PASSENGER SMELLED SOMETHING BURNING.RECEIVED 967 ITT ON T/O ROLL REJECTED. THEN ENG EXCEEDANCE DISPLAYED. RAN QRH MESSAGE PERSISTED. ENGINE 1 BACKFIRED TWICE DURING THE REJECTED TAKEOFF. PERFORMED ENGINE RUNS WITH CREW. E1 EXCEEDANCE WITHIN LIMITS PER LMM 72-00-00. REF LGPG 113902044 FOR FURTHER MX ACTIONS