As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER STARTUP CONTROL CAB ZONE TEMP LIGHT CAME ON AND WOULD NOT EXTIGUISH AFTER CHECKLIST. ACFT GROUNDED. PERFORMED FIM 21-61 TASK 861. BITE TEST OF NR 1 AND 2 TEMP CONTROLLERS SHOWS NO FAULTS. RAN PACKS AND CONT CABIN TEMP ADJUSTS NORMALLY. BITE TESTED AGAIN AND NO FAULT. NO HISTORY 90 DAYS.