As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RADAR ON CAPTAIN SIDE IN AUTO MODE DEPICTING CONSTANT FALSE SIGNIFICANT WX RETURNS ALL DIRECTIONS WITH NO RETURNS ON FO SIDE. FO'S SIDE NORMAL ALL MODES ALL RANGES. GROUNDED - YES. REMOVED AND REPLACED WEATHER RADAR CONTROL PANEL ASSY IAW AMM TASK 34-43-91-000/400-801. OP TESTED GOOD.