As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONT CAB ZONE TEMP LIGHT ILLUM DURING MASTER RECALL. RMVD AFT COCKPIT CEILING FOUND LOOSE CONNECTOR TO CABIN TEMP SENSOR FOR FLIGHT DECK. RECONNECTED AND INSTALLED AFT COCKPIT CEILING. PERFORMED BITE ON NR 1 AND NR 2 ZONE TEMP CONTROLLERS AND RESET CONT CAB ZONE TEMP LIGHT. CONT CAB ZONE TEMP LIGHT NO ILLUM DURING RECALL. PER FIM TASK 21 62 00 810 811.