As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WEATHER RADAR FAILED. ACFT GROUNDED. PERFORMED WEATHER RADAR OPS TEST REF MM 34-43-00-710-802-001, SYS WOULD NOT GO INTO TEST MODE AND WXR RANGE DISAGREE AND WEATHER RADAR ATT WAS DISPLAYED ON BOTH NAV DISPLAYS. R & R WEATHER RADAR TRANSCEIVER REF MM 34-43-41-400-801. OPS TEST GOOD REF MM 34-43-00-710-802-001.