As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON PRE FLT CK, FOUND NR 2 ENG FIRE AGT 2 LOW LIGHT CAME ON. ON CK FOUND NR 2 ENG NR 2 BOTTLE DISCHARGE CARTRIDGE DISCHARGED. REMOVED AND REPLACED NR 2 FIRE BOTTLE AND CARTRIDGE AS PER M/M 26-21-02 AND M/M 26-21-01. ALSO, WIRING AND AGENT DISCHARGE S/W (S1-164) FUNCTION OK. CARTRIDGE (P/N 876296).