B777 flight crew reported receiving an EICAS message of the right engine malfunctioning during cruise flight. After consulting with Dispatch and Maintenance; the flight crew diverted to an alternate airport.

Date: 2023-02 · Aircraft: B777 Undifferentiated or Other Model · Phase: cruise

Anomalies: aircraft-equipment-problem-critical|deviation-discrepancy-procedural-clearance

Synopsis

B777 flight crew reported receiving an EICAS message of the right engine malfunctioning during cruise flight. After consulting with Dispatch and Maintenance; the flight crew diverted to an alternate airport.

Narrative

ENG FAIL R; Aircraft X; ZZZ to ZZZ1. Aircraft X engine out; divert to ZZZ2. Took off from ZZZ at XA:15. Flew 404 miles west at FL380. Approximately 1 hour 20 minutes into flight; directly over ZZZ2; we noticed left throttle coming up at same time we received an EICAS message ENG FAIL R. We ran the drift down checklist and got clearance to FL200; max altitude was FL220. With ZZZ Center; started descent using VNAV. When it was obvious we were going to be landing at either ZZZ3 or ZZZ2; I advised my FO (First Officer) to come out of VNAV and use the speed brake to hasten our descent.The FO and I had conversation regarding ZZZ2 versus ZZZ3. FO pointed out that ZZZ2 was closer and fulfilled criteria as alternate airport - plus; weather was excellent; and a 12;000 ft. runway. FO coordinated with ATC for ZZZ2 and changed destination in FMC. FO was flying the aircraft and handling ATC; I ran the engine failure checklist and got to point where we had to analyze engine. We both saw no N2 rotation. I made call to Dispatch and got Maintenance Control on the line.Maintenance Control ran through what we had and I wanted confirmation that we were not to restart as zero N2. Maintenance Control thought that with oil quantity normal we should have a restart attempt. We ran restart checklist as embedded in the ENG FAIL R checklist but after 3 minutes; still no restart so I made decision to complete shut down and make a southeast Flaps 20 landing into ZZZ2.At this point we briefed the ILS XX approach into ZZZ2 and I made a PA to the passengers and a briefing to the FAs (Flight Attendant). I decided to land the aircraft as FO was still less than 100 hours; plus on probation. We transferred the controls; ran the descent checklist; and was then vectored for a southeast ILS to [Runway] XX. We landed at approximately XB:48. Approach and landing were normal and we taxied to Gate XX followed by Crash Rescue; who confirmed no FOD or debris from our aircraft. We parked at Gate XX and managed to get a jetway close enough to deplane the aircraft. ZZZ2 staff were excellent in handling the unusual situation and air carrier X was able to find another 777 to bring from ZZZ4 to ZZZ2 to get passengers to ZZZ1.

Second reporter narrative

Took off from ZZZ at XA:15. Flew 404 miles west at FL380; approximately 1 hour 20 minutes into flight directly over ZZZ2; we noticed left throttle coming up at same time we received an EICAS message ENG FAIL R. We ran the drift down checklist and got clearance to FL200; max altitude was FL220. With ZZZ Center; started descent using VNAV. When it was obvious we were going to be landing at either ZZZ3 or ZZZ2; I came out of VNAV and used the speed brake to hasten our descent. After we had discussed regarding ZZZ2 versus ZZZ3; I pointed out that ZZZ2 was closer and fulfilled criteria as alternate airport and might have more available resources; plus weather was excellent and a 12;000 ft. runway. I coordinated with ATC for ZZZ2 and changed destination in FMC. I was flying the aircraft and handling ATC; Captain ran the engine failure checklist and got to point where we had to analyze the engine. We both saw no N2 rotation. Captain made a call to Dispatch and got Maintenance Control on line.Maintenance Control ran through the scenario and we wanted confirmation that we were not to restart as zero N2. Maintenance Control thought that with oil quantity normal we should have a restart attempt. We ran restart checklist as embedded in the ENG FAIL R checklist but after 3 minuutes; still no restart so the Captain made the decision to complete shut down and make a southeast Flaps 20 landing into ZZZ2.At this point we briefed the ILS XX approach into ZZZ2 and CA (Captain) made a PA to passengers and a briefing to the FAs (Flight Attendant). CA decided to land the aircraft as I was still less than 100 hours; plus on probation. We transferred the controls; ran the descent checklist; and was then vectored for a southeast ILS to [Runway] XX. We landed at approximately XB:48. Approach and landing were normal and we taxied to Gate XX followed by Crash Rescue; who confirmed no FOD or debris from our aircraft. We parked at Gate XX and managed to get a jetway close enough to deplane the aircraft. ZZZ2 staff were excellent in handling the unusual situation and air carrier X were able to find another 777 to bring from ZZZ4 to ZZZ2 to get passengers to ZZZ1.

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Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.