As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERMITTENT FIRE LIGHT TEST ON LT ENGINE. FOUND LOCKING COLLAR ON LT FIRE DETECTION CONTROL UNIT CONNECTOR WAS UNLOCKED AND UNSECURE. RESECURED AND LOCKED CONNECTOR IAW MM 26-11-02. PERFORMED NUMEROUS OPS CHECKS OF FIRE DETECTION IAW MM 26-11-00, OPS CHECKED GOOD AT THIS TIME.