As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUEL ODOR IN FLIGHT DECK IN FLT AND ON THE GROUND. MX DID NOT SMELL ANY FUEL SMELL ON AIRCRAFT. MX SMELLED AN OILY SMELL COMING FROM COCKPIT VENTS AND PLACED THE NR 1 PACK ON MEL. AFTER PLACING THE NR 1 PACK ON MEL, THERE WERE NO MORE ODORS NOTED ON THE AIRCRAFT.