As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT CRUISE ALTITUDE, NOTICED NR 2 ENGINE VALVE CLOSED LIGHT ILLUMINATED BRIGHT BLUE. VERIFIED THAT NR 2 ENGINE WAS OPERATING NORMAL AND STABILIZED. NOTIFIED MAINTENANCE CONTROL AND CONTINUED TO DEPARTURE. THE LIGHT EXTINGUISHED RIGHT BEFORE WE STARTED THE DESCENT. ACFT GROUNDED.