As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) FLT CREW REPORTED LT ENGINE OIL PRESSURE FLUCTUATION BETWEEN 28 AND 53 PSA ON FINAL APPROACH. LT OIL TEMP IS 15 DEG WARMER THAT THE RT ENGINE. THEN L OIL PRESS WARNING MSG. ACFT LANDED WITHOUT FURTHER INCIDENT. MX FOUND LT IDG CARBON SEAL LEAKING. REPLACED LT ENG IDG CARBON SEAL AND MOUNTING RING IAW AMM 72-60-00 AND 05-018A. PERFORMED OIL CONSUMPTION RUNS IAW AMM 71-00-00. NO FURTHER DEFECTS NOTED. ACFT RETURNED TO SERVICE.