As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RADAR RETURN SHOWS GHOST IMAGES LT AND RT OF CENTER, VISIBLE AT ALL TIMES IN CLEAR AIR. ACFT GROUNDED. PERFORMED FIM TASK 34-43, TASK 801, WEATHER RADAR FAIL DISPLAY MX MESSAGE TILT CODE -1 . REPLACED WEATHER RADAR TRANSCEIVER IAW AMM 34-43-31 PB 401. CHECKED IAW AMM 34-43-00-710-802-001 NO FAULT NOTED, OPS CHECKED GOOD.