As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHL - FLT 941 - FLIGHT EN ROUTE BOS TO DCA, WHEN NR 1 ENGINE OIL TEMPERATURE AND PRESSURE INDICATORS DROPPED TO ZERO. CREW SHUT DOWN NR 1 ENGINE AND DIVERTED TO PHL WHERE LANDING WAS WITHOUT FURTHER INCIDENT. MAINTENANCE RESET D8 CIRCUIT BREAKER. ALL ENGINE INDICATIONS NORMAL. (W)