As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON RECALL AFTER START - PACK LIGHT AND MASTER CAUTION LIGHT CAME ON. FOLLOWED QRH PROCEDURE. RESET WITH MASTER CAUTION. GROUNDED - YES. RIGHT TEMP CONTROLLER SHOWS "THIS PACK - TCV" RED LIGHT ILLUMINATED. PERFORMED B737-900 FIM 21-62 TASK 831, BITE TEST/VERIFY AND RESET PER FIM 21-62 TASK 801.