As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIT - FL 114 - AFTER TAKEOFF FROM PIT, CREW RECEIVED EICAS MESSAGE 'L FUEL SPAR VAL'. FLIGHT RETURNED TO PIT AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE FOUND THE WIRE TO THE SPAR VALVE AT THE CONNECTOR SHORTING TO THE SHIELDING. THE WIRE WAS REPAIRED. (M)