As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRONG OIL SMELL WHEN LT BLEED SELECTED ON IN FLT DECK. NO SMELL IN CABIN. WHEN LT BLEED SELECTED CLOSED, NO OIL SMELL DETECTED. STRONGEST ODOR WHEN PWR LEVERS MOVED. PERFORMED BOROSCOPE PER RRMM 72-00-00 POSSIBLE NUMBER ZERO CARBON SEAL LEAKING. REF NRWC 925-MIA-04039 FOR WORK PERFORMED ALSO AML 4463812/1.