As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI OUT, NR 2 ENGINE OIL PRESSURE DROPPED TO 14 PSI. NR 2 ENGINE WAS SHUT DOWN AND AIRCRAFT RETURNED TO GATE. MAINTENANCE PERSONNEL INSPECTED NR 2 ENGINE, NO SIGNS OF OIL LEAKAGE NOTED. BOTH ENGINES STARTED AND OPERATING PARAMETERS CHECKED GOOD.