As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT THROUGH LIGHT TO MODERATE TURBULENCE WE GOT A COUPLE OF WEATHER RADAR FAIL ( WXR FAIL) MESSAGES. RADAR WORKED FINE WHEN TURBULENCE SMOOTHED OUT. CONFIRMED INTERMITTENT WX FAIL ON GND. REMOVED & REPLACED WXR R/T REF MM 34 43 41 000 801 & 34 43 41 400 801. OPS NORMAL PER SAME. ETOPS GND VERIFICATION TEST SUCCESSFUL.