As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONT CAB ZONE TEMP ILLUMINATED. CLEARS WHEN RESETTING THE MASTER CAUTION. GROUNDED - YES. ACCOMPLISHED CABIN TEMP CONTROLLER BITE PER B737-900 FIM 21-61-TASK 801. THERE WERE NO PREVIOUS FLT FAULTS ON EITHER CONTROLLER. BITE PASSES ON #1 , #2 CONTROLLERS.