As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH TO MSP, THE LEFT FIRE DETECT FAIL CAUTION LIGHT CAME ON 4 TIMES, INTERMITTENTLY. AIRCRAFT LANDING WITHOUT INCIDENT. MAINTENANCE INSPECTED AND FOUND AFT FIRE WIRE CHAFFED, FOUND ENGINE MOUNTS BAD. REPLACED ENGINE MOUNTS AND AFT FIRE WIRE. OPS CHECK GOOD.