As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAS/SAN - FLT 7794 - THE AIRCRAFT DIVERTED TO LAX DUE TO A LARGE AMOUNT OF ENGINE OIL VISIBLE ON THE LEFT NACELLE AND WING. AIRCRAFT LANDED WITHOUT INCIDENT AND UPON INVESTIGATION, MAINTENANCE FOUND A CUT ON THE AC GENERATOR STATOR O-RING. THE O-RING WAS REPLACED AND THE AIRCRAFT RELEASED TO SERVICE.