As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) GAP SHORT CAUSED BY POSSIBLE LOOSE AIR COLLECTOR WHEN OPEN/SHUT BY PASSENGER, COMING IN CONTACT WITH LIGHT ASSEMBLY. A SMALL PLASTIC TONGUE PROTRUDING FROM SWITCH TO ISOLATE N & P PROBES / LUGS ON SWITCH MAY HAVE BEEN BROKEN. POSSIBLE SIMPLY INSIDE OF SWITCH, WORN MECHANISM. NO RECORD ON THIS PARTICULAR SWITCH FOR INSTALLATION.