As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX: DURING APPROACH TO PDX, GEAR CAME DOWN AND LOCKED. ON TOUCHDOWN, THE LEFT MAIN GREEN INDICATOR LIGHT EXTINGUISHED THEN CAME BACK ON AGAIN. THE LIGHT EXTINGUISHED AGAIN DURING BRAKING AND REVERSE AND REMAINED OUT. INDICATOR WAS REPLACED AND GROUND OPERATIONAL TEST PERFORMED WITH NO FURTHER DISCREPANCIES. AIRCRAFT RELEASED FOR SERVICE.