What was found
AIRCRAFT PERFORMED AN UNSCHEDULED LANDING DUE TO EICAS MESSAGE WXR FAIL. MAINTENANCE PERFORMED THE AIR/GROUND INTERFACE TEST IAW AMM 34-43-02, DETECTING WXR FAIL FLAG AND WXR SYS STATUS; SO THE LT TRANSCEIVER WAS REPLACED AND SYSTEM TEST WAS PERFORMED IAW AMM 34-43-05, TESTED CORRECT. MAINTENANCE PERFORMED OVERWEIGHT CONDITIONAL INSPECTION IAW AMM 05-51-35, PHASE 1A, NO DAMAGES WERE FOUND.