The AAIB identified Check the problem as specific to the Rolls-Royce engine fuel-oil heat exchangers , and Rolls-Royce subsequently developed Coming_to_be a modification to its FOHE ; the European Aviation Safety Agency ( EASA ) mandated Arranging that all affected Influence aircraft were to be fitted Change with the modification before 1 January 2011 .

The AAIB identified Check the problem as specific to the Rolls-Royce engine fuel-oil heat exchangers , and Rolls-Royce subsequently developed Coming_to_be a modification to its FOHE ; the European Aviation Safety Agency ( EASA ) mandated Arranging that all affected Influence aircraft were to be fitted Change with the modification before 1 January 2011 .

It also led to Causation groundings , inspections and engine replacements on some other Rolls-Royce powered Influence A380s in service with Lufthansa and Singapore Airlines , but not in the A380 fleets of Air France or Emirates , which were powered Influence by Engine Alliance engines .