Category: Safety-Critical Failure

Case IDCI-1983-AC143 StatusCritical Failure (Historical) DomainsAerospace Engineering; Metrology Source SystemMetric fuel measurement (kilograms per liter) Target SystemImperial fuel calculation (pounds per gallon) Translation OperationManual unit conversion performed during refueling under partial instrumentation failure. Failure ModeSilent unit mismatch Observable ImpactAircraft received approximately 50% of required fuel load, resulting in dual engine flameout at cruising altitude. Root…