As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
10* GHOST RADAR RETURN IN ALL MODES/RANGES. - SEEMS TO STAY BETWEEN 100-110*. GROUNDED - YES. ACCOMPLISHED A WEATHER RADAR SYSTEM BITE REM B737-800 FIM 34-43/801. ALL TESTS NORMAL. ACCOMPLISHED A WEATHER RADAR OP-TESTS REF B737-800 AMM 34-43-00. ALL TESTS NORMAL. ETOPS GROUND VERIFICATION SUCCESSFUL. AC OK FOR SERVICE.