As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONT CAB ZONE TEMP ILLUMINATES DURING MASTER CAUTION RECALL EXTINGUISHES UPON MC RESET. GROUNDED - YES. PERFORMED BITE PROCEDURE, REF B737-800 FIM 21-62 TASK 801. NO FAULTS NOTED. INCOMIMG CREW REPORTS ZONE TEMP WORKING. CLEARS MEL 21-21G.