Overview

• The AAIB report finds that both fuel control switches on Flight AI171 moved to “Cutoff” within one second of takeoff, triggering the crash near Ahmedabad on June 12.
• It reveals two throttle control module replacements in 2019 and 2023 on the Boeing 787-8 with no prior fuel switch faults on record.
• Investigators highlight that Air India did not carry out the FAA’s 2018 advisory inspections of the fuel switch locking feature because they were not mandated.
• The preliminary report stops short of recommending action against Boeing or GE Aviation, leaving manufacturer liability under further review.
• Etihad Airways has directed immediate technical inspections of the fuel switch locking system across its Dreamliner fleet.