As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAX INFLIGHT T136/10SEP NUMBER ONE ENGINE OIL PRESSURE LIGHT ILLUMINATED DURING CLIMB AT 1000 FEET. RETARDED THROTTLE WITH NO HELP. SHUT DOWN NUMBER ONE ENGINE. LANDED LAX WITHOUT INCIDENT. SINGLE ENGINE TIME 15 MINUTES. REPLACED NUMBER ONE ENGINE OIL PUMP. SYSTEM GROUND CHECKED NORMAL OPERATION.