As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE - FUNCTIONAL CHECK FLIGHT: DURING STALL WARNING CHECK, FAILED DUE TO AOA SENSOR INPUT HAS NO OUTPUT, ADIRV MSG 34-31601. REMOVED AND REPLACED LEFT AOA (ANGLE OF ATTACK) SENSOR PER AMM 34-21-04, CHECKED GOOD.