As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN MASTER CAUTION WAS SELECTED, LT PACK LIGHT ILLUMINATED AND RESET WHEN MASTER CAUTION WAS PUSHED. PERFORMED A PACK/ZONE TEMPERATURE CONTROLLER BITE TEST IAW AMM 21-51-00-700-801. SOFT FAULT FOR TCV ILLUMINATED. UPON VERIFY SECTION OF TEST FAULT LIGHT WENT OUT AND COULD NOT REPEAT FAULT.