As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCOMPLISHING TC 78273000 ENG FMC CDU FAULTS. FOUND MAINT MESSAGE 77 10852 NR 2 ENG BOTTOM RT EGT SIGNAL IS OUT OF RANGE. FMC CDU BITE SHOWED FAULT 77 10852 BOTTOM RIGHT EGT PROBE T49.5 OUT OF LIMITS. ACCOMPLISHED FIM 77 21 00 810 802 F00. REPLACED BOTTOM RIGHT EGT PROBE, OPS NORMAL. REF MM 77 21 01 400 801 F00 71 21 00 700 804 F00.