As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW REPORTED THAT THE LH OIL PRESSURE INDICATOR "TAPE JUMPS". THE MAINTENANCE TEAM DETERMINED THAT THE LEFT ENGINE OIL PRESSURE TRANSMITTER WAS DEFECTIVE. A NEW TRANSMITTER WAS INSTALLED FUNCTIONAL AND LEAK CHECKS WERE SATISFACTORY. THE AIRCRAFT WAS RETURNED TO SERVICE.