What was found
THE FLIGHT CREW REPORTED THAT IN-FLIGHT THE RIGHT ELECTRONIC FUEL CONTROL (EFC) ANNUNCIATOR ILLUMINATED. THEY RESET IT PER THE CHECKLIST, BUT WOULD NOT RESET. RIGHT N1 HAD ASSOCIATED DROP. THE MAINTENANCE VENDOR TROUBLESHOT AND FOUND THE RIGHT ENGINE T-O PROBE RESISTANCE INTERMITTENT WHEN MOVING CONNECTOR. ACCESSED WIRING TO CANNON PLUG AND FOUND BROKEN WIRE ON PIN A. RE-SOLDERED WIRE INTO PIN A ON T-O CONNECTOR AND RE-SECURED CANNON PLUG AS REQUIRED. OPERATIONAL CHECKS WERE SATISFACTORY AN THE AIRCRAFT WAS RETURNED TO SERVICE.