As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) CUSTOMER HAS REPORTED EXPERIENCING ODOR OF BURNED OIL DURING DESCENT. ODOR REPORTED TO HAVE BECOME STRONGER WHEN TEMPERATURE IS WARMER BUT DID NOT SEEM TO DEPEND ON POWER SELECTION. ACFT IS CURRENTLY AT A MAINTENANCE FACILITY AND DURING INSPECTION OIL RESIDUE WAS OBSERVED AROUND THE LT ENGINE BYPASS DUCT. AWAITING TROUBLESHOOTING RECOMMENDATIONS.