In December 2015, the Indonesian National Transportation Safety Committee (KNKT or NTSC) released a report concluding that a non-critical malfunction in the rudder control system prompted the captain to perform a non-standard reset of the on-board flight control computers.
En decembro de 2015, o Comité Nacional de Seguridade no Transporte indonesio (KNKT) publicou un informe concluíndo que un fallo non crítico no sistema de control do timón levou ao capitán a realizar un reinicio non stándar dos ordenadores de control de voo.