418 Engine Air (ATA 75) service difficulty reports for the Boeing 767 — 0.6% of all reported difficulties.
Most reported components
- ANTI-ICE VALVE 56
- BLEED VALVE 52
- WARNING MESSAGE 36
- SHUTOFF VALVE 31
- VALVE 18
- ACTUATOR 17
- WARNING LIGHT 16
- CONTROLLER 16
- UNKNOWN 15
- DUCT 12
- CONNECTOR 8
- ISOLATION VALVE 7
- MANIFOLD 7
- TUBE 7
- CLAMP 6
Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).