As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ENROUTE, A WARNING LIGHT FLICKERED. THEN THE FIRE LIGHT FLICKERED, THEN CAME ON FOR A FEW SECONDS AND WENT OUT. CAME BACK ON AGAIN, AND WENT OUT EACH TIME FOR A SLIGHTLY LONGER PERIOD. LANDED AIRCRAFT AT FIRST AVAILABLE FIELD. OPEN