55 Engine Indicating (ATA 77) service difficulty reports for the Boeing 777 (all variants)0.2% of all reported difficulties.

Most reported components

  • WIRE HARNESS 9
  • PROBE 6
  • UNKNOWN 4
  • ACCELEROMETER 3
  • WARNING MESSAGE 3
  • ENGINE 2
  • SENSOR 2
  • CONNECTOR 2
  • MONITOR 2
  • THERMOCOUPLE 2
  • SENSE LINE 2
  • WARNING SYSTEM 2
  • TUBE 2
  • HARNESS 1
  • MANIFOLD 1

Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).

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