As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMBOUT FROM LGA RECEIVED RIGHT 14TH STAGE DUCT WARNING MSG. FOLLOWED QRH CONTINUED FLIGHT, WARNING MSG REAPPEARED WOULD NOT GO OUT. EMERGENCY DECLARED, A/C DIVERTED TO JAX, LANDED SAFELY. REMOVED AND REPLACED RIGHT 14TH STAGE PYLON SENSING ELEMENT.