As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 1794 NAS-FLL, CREW DECLARED EMERGENCY AT 18000 FT AND LEVEL DUE TO OIL PRESSURE LOW EICAS AND OIL PRESSURE. SHUTDOWN ENGINE AND LANDED UNEVENTFULLY AT FLL. ENGINE WINDMILLED FOR 1/2 HOUR. FOUND ALL WIRING FROM GENERIC I/O CARD SLOT 11/12 TO NR 1 ENGINE HARNESS OIL PRESS SW AND TRANSMITTER OIL PRESS GOOD. CONTINUITY FOUND TRANSMITTER AT FAULT. REMOVED AND REPLACED TRANSMITTER PER AMM 79-33-03, GREEN HARNESS W10 AND GENERIC IO CARD PER AMM 31-47-06. OPS CHECK GOOD ENGINE RUN CHECK GOOD IAW AMM 71-00-01.