As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WING ANTI-ICE LEAK ON CLIMB OUT. FLIGHT UNABLE TO PROCEED TO DESTINATION DUE TO WEATHER CONDITIONS. EMERGENCY DECLARED. MAINTENANCE REMOVED THE NR 4 SLAT ACCESS PANEL IAW AMM 27-83-07 SUBTASK 010-003-A FOR TROUBLESHOOTING. REMOVED AND REPLACED THE LT NR 4 SLAT WING ANTI-ICE BACKWALL TEMPERATURE SENSOR HARNESS IAW AMM 30-11-02. OPS CHECKED GOOD. NO DEFECTS NOTED. INSTALLED SLAT PANEL IAW AMM 27-83-07. ACFT IS OK FOR SERVICE.