As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENG #2FIRE DETECTOR WONT TEST CERT # TSAR174M. GROUNDED - YES. PERFORMED ENGINE DETECTION BITE TEST REF. FIM 26-10 TASK 801 FOUND #2 ENGINE UPPER FAN LOOP B FAULT. OPENED #2 ENGINE FAN COWLS FOUND BROKEN TERMINAL END ON UPPER FAN HARNESS. REPLACED FAN HARNESS FOR FIRE DETECTION LOOP B (DP1601 WITH NEW ONE). ACCOMP. ENG. FIRE DETECTION OPS TEST, TEST PASS REF. M/M 26-11-02-400-801 & M/M 26-11-00-710-801.