9,183 Lights (ATA 33) service difficulty reports for the Airbus A320 (all variants)14.8% of all reported difficulties.

Most reported components

  • POWER SUPPLY 1,588
  • BATTERY 1,358
  • LIGHT 1,148
  • LENS 980
  • BATTERY PACK 874
  • EPSU 677
  • WIRE 533
  • CONNECTOR 410
  • WIRE HARNESS 240
  • LAMP 182
  • BULB 145
  • COVER 127
  • NONE 119
  • SIGN 117
  • UNKNOWN 96

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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