As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REF T/C 78273000 CDU CHECK FOR FAULTS FOUND ENG 2 SHORT TIME FAULT 79-11092. THE ENG OIL PRESSURE SIGNAL (PEO) IS OUT OF RANGE. GROUNDED - YES. REMOVED AND REPLACED OIL PRESSURE SENSOR REF B737-800 AMM 79-32-01-400-801-F00. OPS CHECK NORMAL AND NO LEAK NOTED. REF AMM 71-00-00. VERIFIED FAULTS ON FLT LEG 0 CLEARED. ETOPS GROUND VERIFICATION CONFIRMED.