As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: PILOT DIVERTED TO DFW ON ACCOUNT OF WING TO BODY OVERHEAT EICAS MESSAGE. MAINTENANCE FOUND THE R FWD STRUT OVERHEAT DETECTOR M1763 TO BE SHORTED OUT. REMOVED AND REPLACED THE FIRE LOOP IAW AMM 26-18-02. OPS CHECK GOOD.