As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON SHORT FINAL MASTER WARNING ON EICAS PTRIM MAIN INOP AND PTRIM BACKUP INOP. STAYED ON A COUPLE SECONDS THEN WENT AWAY. FOUND MSG CTRL WHEEL TRIM SW FAIL 3 OCCURENCES. PERFORMED A/C RESET AND STAB ELECTRONIC OPS CHECK IAW AMM 27-40-00. OPS CHECK GOOD. FOUND TO BE TRANSITORY