The investigation of the crashed Air India Dreamliner in Ahmedabad city last month is "far from over", the airline's Chief Executive Campbell Wilson said in an internal memo on Monday, adding that the airline remains open to further inquiries and cautioned against "premature conclusions".

The Air India airliner carrying 230 passengers and 12 crew members was on its way to the United Kingdom when it crashed into a building shortly after takeoff on June 12, killing all aboard, except for one survivor, and several people on the ground, according to authorities.

The engines on Air India flight 171 briefly cut off seconds after take-off, a preliminary report into the jet’s fatal crash last month has found. India’s Air Accident Investigation Bureau said in its report released early on Saturday that the aircraft reached the necessary speed to lift off,