As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TROUBLESHOOTING FOR LOW VOLTAGE AT LT AUX FUEL PUMP (15VDC), FOUND SPDA2 CONNECTOR P4, PIN H BURNED ON BOTH CONNECTORS (SPDA AND CONNECTOR SOCKET). SPDA AND DAMAGED CONNECTORS PIN AND SOCKET WERE REPLACED. NOTE: FOUND REDISH BROWN DEPOSITS ON PUMP CONNECTOR. PUMP CONNECTOR CLEANED AN REINSTALLED IAW AMM. OPS TESTED OK.