As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) SECOND OBSERVERS UTILITY LIGHT FOUND MISWIRED AT TERMINAL BLOCK. THIS FINDING WAS RESULT OF A CAMPAIGN TO CHECK FOR SIMILAR PROBLEM ON 767 FLEET. LIGHT SOCKET PRODUCES SPARKS IF INADVERTENTLY TOUCHED BY A GROUNDING OBJECT. TERMINAL BLOCK REWIRED CORRECTLY.