As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT PACK LIGHT CAME ON DURING RECALL ON APPROACH, EXTINGUISHES WHEN MASTER CAUTION SYS IS RESET. ACFT GROUNDED. LT PACK/ZONE TEMP CONTROLLER BITE TESTS PASS. NO HISTORY 30 DAYS. REF MM 21-51-00. LT TEMP CONTROLLER LOGGED TCV FAULT. TCV LIGHT RESET.