As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DESCENT CHECK PACK LIGHT (RT) ILLUMINATED DURING RECALL. GROUNDED-YES. PERFORMED PACK/ZONE TEMP CONTROLLER BITE TEST, ZONE TEMP CONT NR 2 FAULTED "RAM AIR DOOR ACTUATOR", REF B737-800 AMM 21-61-00. REMOVED RT RAM AIR DOOR ACTUATOR AND REPLACED WITH NEW, REF AMM 21-51-21. ETOPS SIG SYSTEM MAINTENANCE PERFORMED BY ETOPS CERT TECHNICIAN, PER ETOPS MANUAL. ZONE TEMP CONTROLLER BITE TEST.