As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: ABNORMAL SMELL IN FLIGHT DECK. MAINTENANCE FOUND RESIDUAL OIL PRESENT IN NR 2 ENGINE. CLEANED OIL.. RAN ENGINES, NO LEAKS NOTED. ACCOMPLISHED DECONTAMINATION OF THE ENVIRONMENTAL CONTROL SYSTEM PER JOB CARD 26L00021004. NO ODOR PRESENT.** (CLOSED)