As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) MINOR "PEPPER" METAL, SHINY, WITHIN OPERATIONAL LIMITS WOULD OCCASIONALLY ACTIVATE OR FLICKER CAUTION LIGHT."PEPPER" FOUND IN BOTH FILTERS, MAINLY NR 1 SIDE. REMOVAL OF INSPECTION COVER REVEALED DEGENERATION OF SURACE OF BEVEL GEAR.