As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT DECK TEMP EICAS MESSAGE ALONG WITH OVHD TEMP CONTROL INOPERATIVE. TROUBLESHOT IAW FIM 21-60 FT 805 AND FT 805. TRIM VALVE FLIGHT DECK LIGHT WAS ON. ON THE ZONE TEMP CONTROLLER IAW AMM 21-61-07-004-006. FOUND LOOSE CONNECTOR PLUG ON TRIM AIR MODULATING VALVE. REMOVED AND CLEANED THE CONNECTOR PLUG, OPS CHECKED NORMAL.