As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WX RADAR FAILED 2 HOURS INTO FLIGHT IN MANUAL MODE. WX RADAR APPEARS TO BE WORKING ON F/O SIDE WHILE WX FAIL FLAG IS DISPLAYED ON THE CAPT SIDE. GROUNDED - YES. NOTED FAIL OF WX RADAR FAIL CAPT SIDE ONLY. REF L/P 12167831 FOR WX RADAR CONTROL PANEL CHANGE. PERFORMED WXR SYSTEM OPERATIONAL TEST PER B737-800 AMM TASK 34-43-00-710-802-001. TEST PASSED ON BOTH CAPT AND FO SIDES CKS GOOD FOR SERVICE.