As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) WITH GEAR SELECTED DOWN, RIGHT MAIN LANDING GEAR FAILED TO INDICATE DOWN AND LOCKED. INSPECTION REVEALED A CORRODED AND BROKEN WIRE AT A SPLICE APPROXIMATELY 1 FOOT FROM THE RIGHT MAIN LANDING GEAR DOWNLOCK SWITCH. WIRING REPAIRED BY REPLACING SUBJECT SPLICE AND OTHER SPLICES IN THAT LOCATION WITH RAYCHEM ENVIRONMENTAL SPLICES (P/N D436).