As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
POWER FAIL LIGHT. ACFT GROUNDED. PILOTS REPORTED A WX RADAR FAIL MESSAGE ON INTERMITTENTLY. WX RADAR TESTED OK. WX RADAR RETURNS NOT DISPLAYED IN AUTO MODE. REPLACED WX RADAR TRANSCEIVER IAW MM 34-43-41, GROUND VERIFICATION & OPS CHECKED NORMAL.