As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENG 2 FIRE LOOP B FAULT. DEFERRED PER SAMC. :LM INFO: NDS INITIAL TS AND UPDATE IF NOT FIX. THX. SEC: ACP VISUAL INSPECTION OF NR 2 FAN LOOPS. FOUND CON FOR 'B' LOOP LOOSE. CLEANED AND SECURED 'B' LOOP CON. ACP FCU 2 BIT TEST, OPS CHECKED NORMAL.