As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYS - ON DESCENT LT EEC LIGHT ILLUMINATED RECYCLING L EEC CONTROL SWITCH EXTINGUISHED IT. FOUND CONNECTOR PLUG DAMAGED AND WIRE HARNESS CHAFED ON WIRE HARNESS PN 286T0336-011, REMOVED INSTALLED SAME HARNESS. R & R LT ENGINE TLA RESOLVER IAW AMM 73-21-11-400 REQUIRES ENGINE RUN FOR VERIFICATION PERFORMED ENGINE RUN IAW AMM 71-00-00-745-006-N00 POWER RUN CHECK GOOD. NO FAULTS NOTED.