As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CABIN ZONE TEMP ILLUMINATES ON RECALL. LIGHT EXTINGUISHES WHEN MASTER CAUTION IS RESET. ACFT GROUNDED. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE TEST CONTROLLER NR 1 FAULTS TRIM VALVE AFT ZONE, V145, INOPERATIVE REF AMM 21-61-00-700-806-002. R & R AFT CABIN TRIM VALVE REF AMM 21-61-21-401. OPS CHECK AND LEAK CHECK OF AFT CABIN TRIM VALVE GOOD. BITE CHECK PASSED. RECALL CLEAR.