Fuel Quantity Indicating System (FQIS)

Fuel Quantity Indicating System (FQIS)

Definition

An acronym for "Fuel Quantity Indicating System" which, on modern multi-engined aircraft, is likely to include several independent measurement and indication components such as fuel tank and engine feed tank contents and low level alerting

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Cite This Page SKYbrary Aviation Safety. (June 24, 2022). Fuel Quantity Indicating System (FQIS). Retrieved February 3, 2026 from https://skybrary.aero/articles/fuel-quantity-indicating-system-fqis UID: 1334
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