As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONT CABIN ZONE TEMP ILLUMINATES DURING RECALL. GOES OUT WITH MASTER CAUTION RESET. GROUNDED - YES. ACCOMPLISHED BITE TEST PER B737-900 AMM 21-61-00-700-806-002. BIT & PREV FLT HAD A FLT DECK TRIM VALVE FAULT. VERIFY PASSED AND FAULT RESET. RAN AGAIN AND ALL GREEN LIGHTS.