As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMBOUT FROM SEA RECIEVED WX FAIL MESSAGE ON MFD AFTER ATTEMPTING TO MAKE WX RADAR WORK. TRIED ADJUSTING GAIN AND TILT AND NEVER GOT AN ECHO. CYCLED POWER AND STILL NO RETURNS. RETURNED TO FIELD. LANDING UNEVENTFUL. REMOVED FROM SERVICE. R+R WX TRANSCEIVER IAW AMM 34-41-01-000-801/400-801. OPS TEST PASS. WX FAIL DOES NOT SHOW. NO FURTHER DEFECTS NOTED AT THIS TIME. AIRCRAFT RETURNED TO SERVICE.