Air India A320 Briefly Lost Key Flight Controls for 4 Seconds during 300-Foot Drop, Airbus Analysis Shows

An Air India A320 lost key flight controls for four seconds during a 300-foot drop on a Phuket-Delhi flight, after all three hydraulic systems failed. The captain tested positive for marijuana, though no link to the incident has been established.

An Air India Airbus A320 that dropped about 300 feet on August 4, injuring 24 people on board, briefly lost key flight controls after all three of its hydraulic systems failed, according to a preliminary Airbus analysis. The incident occurred on flight AI2379 from Phuket to Delhi, which landed safely despite the altitude loss.

The Hydraulic Failure Sequence

According to the Airbus analysis, the aircraft's three hydraulic systems green, blue, and yellow failed within seconds of each other. The elevators and ailerons, which control pitch and roll, were unavailable for about four seconds. The autopilot disconnected, and the first officer applied a full nose-down input, but there was no direct response from the flight-control surfaces until the systems recovered.

"Elevators and ailerons surfaces were lost for around 4 seconds," the Airbus report stated.

Investigation and Root Cause

Airbus has not established the root cause but has asked Air India to conduct checks on the aircraft's systems and sensors. The Aircraft Accident Investigation Bureau is investigating with technical assistance from Airbus and France's BEA. The incident has been classified as a "serious incident."

Drug Test and Mandatory Screening

The flight's captain tested positive for marijuana in a confirmatory test, though no link has been established to the altitude loss. Air India has begun mandatory substance testing for all pilots following the incident.

Here is the question this incident raises. An Air India A320 lost key flight controls for four seconds after all three hydraulic systems failed. When an aircraft experiences such a catastrophic loss of redundancy, what does it reveal about the resilience of modern aviation systems?

As the investigation continues, The Silicon Review asks a final question. When both mechanical failure and human factors are under scrutiny, how can the aviation industry ensure the highest safety standards?

FAQ:

Q: What happened on Air India flight AI2379?
A: The Airbus A320 lost key flight controls for four seconds and dropped 300 feet after all three hydraulic systems failed. Twenty-four people were injured.

Q: Why did the Air India A320 lose flight controls?
A: All three hydraulic systems (green, blue, and yellow) failed, causing the elevators and ailerons to become unresponsive for about four seconds.

Q: Did the pilots regain control of the aircraft?
A: Yes, the hydraulic systems recovered automatically and the pilots regained control, landing safely in Delhi.

Q: What is the status of the investigation?
A: The Aircraft Accident Investigation Bureau is investigating with assistance from Airbus and France's BEA. Airbus has not yet determined the root cause.

Q: Why is Air India testing all pilots for drugs?
A: The captain of the Phuket-Delhi flight tested positive for marijuana in a confirmatory test. Air India has mandated substance testing for all pilots.