As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BUF - FLT 1463 - CAPTAIN RECEIVED AN OIL STRAINER CLOG LIGHT, IT DID NOT EXTINGUISH WHEN THE ENGINE WAS THROTTLED BACK TO IDLE. THE LT ENGINE WAS THEN SHUTDOWN AND THE FLIGHT DIVERTED TO BUF. FLIGHT LANDED WITHOUT INCIDENT. SINGLE ENGINE TIME WAS 14 MINUTES. MAINTENANCE REPLACED THE NR 1 ENGINE OIL PRESSURE DIFFERENTAIL PRESSURE SWITCH. LEAK CHECKED NORMAL. (W)