As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONTROLLER CABIN ZONE TEMP LIGHT ILLUMINATED AFTER ENGINE START AND BLEEDS ESTABLISHED. ACFT GROUNDED. RELEASED IAW MEL 21-21F. PRIMARY FLIGHT DECK CONTROLLER INOPERATIVE. COMPLIED WITH AMM TASK 21-61-00-700-806-002. FAULT RESET AND CABIN ZONE TEMP LIGHT NO LONGER ILLUMINATES.