As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT BUSS TIE WILL NOT GO ON LINE. PERFORMED TROUBLESHOOTING. FOUND WIRE SHORT TO GRND FROM L-GENERATOR CONTROL UNIT B-CONNECTOR PIN C11, TO L-GEN DPCT-2. CONFIRMED CONNECTOR D5849P AT FAULT, REPLACED CONNECTOR D5848P, LT BUSS TIE OPERATED NORMALLY. SUSPECT VIBRATION & HEAT LED TO LOOSENED CONNECTION. A/C OK FOR SERVICE.