As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) RESIDUAL OIL WAS REPORTED TO BE COLLECTING IN THE 4TH NOZZLE AND TAILPIPE AREA AT THE 6 O''''CLOCK POSITION. MAINTENANCE REMOVED ENGINE AND EXPOSED NR 4 AND NR 5 BEARING SEAL AREA TO CONFIRM LEAKAGE OF NR 5 BEARING SEAL. AS A PRECAUTION, NUMBERS 4 AND 5 BEARINGS WERE REPLACED.