As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#2603, EWR- TPA. (AIRCRAFT PERFORMED AN AIR TURN BACK TO EWR) WEATHER RADAR FAILURE ON CLIMB OUT; REMOVED AND REPLACED WX RADAR TRANSCEIVER IAW AMM 34-41-33. DUE TO BITE TEST FAILURE. REF LOG PAGE 3476359, ITEM 1 (REMOVED AND REPLACED WX RADAR ANTENNA & DRIVE UNIT IAW AMM 34-41-11 OPS CHECK GOOD A/C OK FOR CONTINUED SVC. THIS ALSO FIXED WX RADAR FAILURE ON CLIMBOUT REF L./P 3476358/1 (WEATHER RADAR FAILURE ON CLIMB OUT)) FOR REMOVAL AND REPLACEMENT OF WXR ANTENNA.'