B787-900
Flight Crew Instrument; Flight Crew Air Transport Pilot (ATP); Flight Crew Multiengine
Troubleshooting
Aircraft Equipment Problem Less Severe; Deviation / Discrepancy - Procedural Published Material / Policy; Ground Event / Encounter Fuel Issue
Flight Crew Returned To Gate; General Maintenance Action
Aircraft
In position and hold with park brake set; master caution; followed by L ENG failure and L ENG fuel valve EICAS. Ran checklist and returned to gate.
While in position and hold; idle power. Left engine failed; we had a MEL XX-XX not sure MEL had any bearing on event.
Flight Crew reported while in position and holding; the Left Engine failed and they returned to the gate for maintenance.