The troubled pane maker Boeing has been hit with further problems as US regulators have uncovered a possible new flaw in the 737 MAX aircraft.
During simulator tests the Federal Aviation Administration (FAA) said they had identified the “potential risk.”
The FAA said on Twitter, On the most recent issue, the FAA’s process is designed to discover and highlight potential risks.
“The FAA recently found a potential risk that Boeing must mitigate.”
Boeing’s 737 MAX aircraft were grounded in March globally after two fatal crashes, the company has said that they are upgrading the flight control systems which was identified as the main problem.
Boeing said “we are working closely with the FAA to safely return the Max to service” and that it believed a software fix would address the problem.