As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAINS RADAR DISPLAY CONTINUOUSLY PAINTS WEATHER AT THE 10 O`CLOCK AND 2 O`CLOCK POSITIONS AT 5 MILES RANGE. THIS OCCURS IN AUTO, WX, AND WX T MODES. F/O S DISPLAY WORKS PROPERLY. ACFT GROUNDED. PERFORMED RADAR SYS TEST AND FOUND NO FAULTS. SYS IS WORKING NORMAL. NO PREVIOUS HISTORY IN 90 DAYS.