I think Boeing and Rolls Royce would categorically deny everything just in case their equipment was at fault. Lawsuits could cost them…how much for all those passengers? In the billions?
Aircraft and engine manufacturers have own engineers working alongside with any airline’s maintenance sites as consultants or technical representatives. They have access to everything from ACARS data, on-board and maintenance diagnostics, etc., Mr. Hussein, the Malaysia transport minister, may not be aware of.