As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6408 - EWR-RIC - DURING CLIMB, MADE AN UNSCHEDULED LANDING AT EWR DUE TO NR 2 AHRS COMPUTER FAILED. MAINTENANCE INSPECTED AND REMOVED AND REPLACED NR 2 AHRS COMPUTER, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)