As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN AIR OVERTEMP LIGHT ILLUM WITH MANIFOLD AIR TEMP IN NORMAL RANGE NO WARNING LIGHT. MONITORED LIGHT SUSPECT PRESS TO TEST. SWITCH LIGHT STILL ILLUM AFTER SHUTDOWN. RELAMPED MAN OVERTEMP LIGHT. RAN ALL ENG. NO OVERTEMP NOTED OPS CK OK.