As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) SHORTLY AFTER BEGINNING TAXIING AND PRIOR TO TAKEOFF, THE CAPTAIN REACTED TO A FIRE WARNING FROM ZONE 2 OF THE AIRCRAFT'S NR 2 ENGINE BY SHUTTING THE ENG DOWN AND RELEASING FIRE AGENT IN THE AFFECTED AREA. FIRE ELEMENT WAS FOUND FAULTY AND REPLACED.