What was found
DAY - FLT 4193 - ON DESCENT WITH AUTO PILOT ENGAGED RECEIVED, BACKUP PITCH TRIM INOP MESSAGE FOLLOWED BY ANOTHER RED MESSAGE THAT CREW COULD NOT READ. CAPT FELT A SMALL VIBRATION IN THE YOKE. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DAY - FLT 4193 - ON DESCENT WITH AUTO PILOT ENGAGED RECEIVED, BACKUP PITCH TRIM INOP MESSAGE FOLLOWED BY ANOTHER RED MESSAGE THAT CREW COULD NOT READ. CAPT FELT A SMALL VIBRATION IN THE YOKE. (M)