As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#1238, AUS-BOS. (AIRCRAFT DIVERTED TO JFK AND DECLARED AN EMERGENCY) 'AVNX MAU 2B FAIL UPON REACHING CRUISE ALT AT 37K DIVERTED TO JFK DUE TO BRAKE LH AND RH FAULT EICAS MESSAGE AS JFK HAD LONGERR/W AND NO SNOW LIKE BOS. UNEVENTFUL LANDING AFTER EMERG DECLARED; PERFORMED RESET TEST OF MAU2 , NIC4 FOR AVNX 2B FAIL. TEST PASSED ALL MESSAGES CLEARED AND NO OTHER DEFECTS NOTED ATTHIS TIME A/C OK FOR SVC. IAW FIM TASK 31-42-00-810-811-A.'