293 Engine Air (ATA 75) service difficulty reports for the Boeing 757 — 0.3% of all reported difficulties.
Most reported components
- BLEED VALVE 56
- VALVE 29
- ANTI-ICE VALVE 23
- CONTROL UNIT 19
- ACTUATOR 13
- SHUTOFF VALVE 13
- DUCT 11
- CONTROLLER 10
- TPU 8
- SOLENOID 8
- PILOT VALVE 7
- PRESSURE SWITCH 6
- SENSOR 5
- BLEED AIR SYS 5
- STATOR 4
Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).