As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NO WEATHER RADAR RETURNS SHOWN WHILE IN AUTO. WEATHER RETURNS SHOWN WHILE IN MANUAL, AND COULD VISUALLY SEE THE WEATHER. ACFT GROUNDED. PERFORMED RADAR SYS OPS TEST IAW 34-43-00-730-802-001. NO FAULTS FOUND. SYS CHECKED NORMAL IN AUTO AND MANUAL.