As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SJU - CREW REPORTED ON TAKEOFF THE RIGHT ENGINE FUEL FILTER BYPASS LIGHT ILLUMINATED. FLIGHT RETURNED SJU LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED RIGHT ENGINE FUEL FILTER DIFFERENTIAL PRESSURE SWITCH. SYSTEM GROUND CHECK NORMAL OPERATION.