As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6403 - RDU-IAD - DURING CRUISE, AN UNSCHEDULED LANDING DUE TO RIGHT OIL PRESSURE LIGHT ILLUMINATED AND GAUGE INDICATED PRESSURE BELOW 40 PSI. CREW SHUT DOWN RIGHT ENGINE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED TURBINE SEAL OIL LINE, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)