As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM, ON WALKAROUND FOUND EXCESS OIL ON BOTTOM OF ENGINE NR 1 COWLS. MOTORED ENGINE. FOUND OIL SEEPING FROM FUEL OIL COOLER, OIL LINE. TIGHTEN FOUR BOLTS. RAN ENGINE AT IDLE FOR FIVE MINUTES. NO LEAKS NOTED. OK FOR SERVICE.