What was found
AIRCRAFT WAS GROUNDED: AT 1500 AGL FIRST OFFICER AIRSPEED DROPPED TO 80 KNOTS AND STICK SHAKER ACTUATED CAPTAIN AIRSPEED AND STANDBY AIRSPEED WHERE NORMAL. REMOVED AND REPLACED RIGHT PITOT AIR DATA MODULE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: AT 1500 AGL FIRST OFFICER AIRSPEED DROPPED TO 80 KNOTS AND STICK SHAKER ACTUATED CAPTAIN AIRSPEED AND STANDBY AIRSPEED WHERE NORMAL. REMOVED AND REPLACED RIGHT PITOT AIR DATA MODULE.