As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IN FLIGHT, THE RADAR WHILE IN STBY WOULD FLASH "WAIT" ON THE MFD LOWER LEFT. IN WX MODE ON THE CONTROL HEAD AND SUBPANEL IT WOULD CYCLE BETWEEN A YELLOW "WX" AND WAIT. YOU COULD NOT ADJUST THE PITCH OR RANGE. THE RADAR WOULD NOT PAINT IN WX OR GMAP MODE.