As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCOMPLISHING T/C 78273000 NR 2 ENG FMC CDU FAULTS FOUND FAULT CODE 77 10852 BOTTOM RT EGT SIGNAL OUT OF RANGE (T49552) ON 5 OUT OF 10 FLT LEGS. IN FLIGHT HISTORY LONG TERM FAULT. FOUND CJ9 HARNESS HAS WORN PINS AT DP0913 FOR T495S2. REMOVED AND REPLACED CJ9 HARNESS ON NR 2 ENGINE REF MM 73 21 06. OPS NORMAL REF MM 73 21 00. SEAMC NOTIFIED.