As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING RECALL CONT CAB ZONE TEMP ANNUNCIATOR ILLUMINATES -EXTINGUISHES AFTER MASTER CAUTION RESET. GROUNDED - YES. NO HISTORY 30 DAYS. PERFORMED BITE TEST OF ZONE/TEMP CONTROLLER REF AMM 21-61-00. INITIAL TEST SHOWS FLT DECK TRIM VALVE. RESET CONTROLLER, RERAN BITE TEST, SHOWS NO FAULTS AT THIS TIME.