As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMB, 5 MINUTES AFTER T/O, CREW RECEIVED A STEADY E2 FIRE DETECTION FAIL MSG AND THEN IT WENT INTERMITTENT. AIR-RETURNED. MAINTENANCE REPAIRED WIRES W407-14-20 AND W407-13-20 IAW EMB 145 SPWM 20-21-00 WITH REF TO EMB 145 MM 36-11-51. OPERATIONAL CHECK GOOD 26-10-00. A/C WAS APPROVED FOR RETURN TO SERVICE.