As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE CREW REPORTED SEVERAL OCCURRENCES OF ENGINE NR 1 LOW PRESSURE LIGHT FLICKERING ON FOR A SPLIT SECOND AND OIL PRESSURE INDICATION FLUCTUATION BETWEEN 50-60 PSI WITH ALL OTHER PARAMETERS STABLE AND COMPARABLE TO ENGINE NR 2. THE ALERT FLICKERED ON AND OFF. TROUBLESHOOTING ONGOING.