As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE OPERATION AT FL320 THE NR3 ENGINE OIL FILTER BYPASS LIGHT ILLUMINATED. ENGINE WAS SHUTDOWN, POSITIVE OIL PRESSURE WAS MAINTAINED AND ACFT LANDED WITHOUT INCIDENT. POST FLIGHT INSP WAS PERFORMED. R & R MAIN OIL FILTER, DRAINED AND FLUSHED ENGINE OIL SYS AND INSPECTED WIRING FOR THE OIL PRESSURE DIFFERENTAL SWITCH. SYS OPERATED NORMALLY, NO OTHER DEFECT NOTED. ACFT WAS RETURNED TO SERVICE.