As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED AN UNUSUAL ODOR IN CABIN WITH NR 2 PACK RUNNING. MAINTENANCE INSPECTED AND FOUND OIL LEAK ON NR 2 ENGINE INLET. MAINTENANCE R & R ENGINE NR 2 ZERO CARBON SEAL AND PERFORMED OPS CHECK OF ENGINE AND NR 2 PACK SYS GOOD. ACFT WAS APPROVED FOR RETURN TO SERVICE.