60 Ice & Rain Protection (ATA 30) service difficulty reports for the Airbus A321 (all variants) — 0.2% of all reported difficulties.
Most reported components
- COMPUTER 11
- WARNING SYSTEM 7
- ANTI-ICE VALVE 5
- NONE 4
- WARNING MESSAGE 3
- SENSOR 2
- HEATER 2
- HOSE 2
- CONVERTER 2
- MOTOR 2
- SEAL 2
- CLAMP 2
- PICCOLO TUBE 1
- CONTROL UNIT 1
- SHUTOFF VALVE 1
Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).