As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACV - LEFT ENGINE OIL PRESSURE AURAL WARNING SOUNDED ON TAKEOFF. TAKEOFF ABORTED WITHOUT INCIDENT. MX DEFERRED LEFT ENGINE OIL PRESSURE INDICATION PER MEL 79-32-1. AIRCRAFT RETURNED TO SERVICE. MAINTENANCE SUBSEQUENTLY CLEARED DEFERRAL BY REPLACING LEFT ENGINE OIL PRESSURE SWITCH. (M)