i just tried first time pressing random buttons and i find the right one O.o . I know it's unbeliable but it's the truth
Other possible codes include...1759,1795,1597,1579,5179,5197,5791,5719,5917,5971,7159,7195,7591,7519,7915,7951,9157,9175,9517,9571,9715,and 9751. Just Sayin'
It works, but it needs some way to keep u from just sparking every key