Kammala jumla mai zuwa: An sanya shi zuwa Brigade na 23 na 8th Division, bayan horo na farko an tura shi arewa zuwa Darwin a watan Satumba don gina kariya a kusa da Kogin Adelaide da Noonamah a cikin damuwa game da niyyar Japan a cikin Pacific. Duk da yake yawancin rukunin da aka tura zuwa Malaya, 2/4th ya kasance a baya kuma bayan shigar Japan cikin yaƙin, an ba da bataliya don ƙarfafa sansanin soja a Koepang a matsayin wani ɓangare na Sparrow Force a
Ƙasar Timor. An tura wani bangare na gaba zuwa tsibirin a farkon watan Fabrairun 1942, kuma a ranar 14 ga Fabrairun sauran rundunar sun biyo baya; duk da haka, jirgin da suka shiga ya kai hari daga jirgin saman Japan kuma an mayar da shi. Komawa zuwa Darwin, yawancin kayan aikin 2/4th an rasa lokacin da jirgin da ke dauke da shi ya nutse a tashar jiragen ruwa na Darwin a lokacin harin iska na Japan a ranar 19 ga Fabrairu. Sakamakon haka, an soke turawar bataliya kuma ta kasance a arewa har fiye da shekara guda, a lokacin da suka dauki nauyin tsaro don magance barazanar mamayewar Japan. A wannan lokacin, Lieutenant Colonel John McCarty ya umurci rundunar. A watan Nuwambar 1942, an sake sanya rundunar zuwa Brigade na 3, wani rukunin 'yan bindiga da aka tattara don yin aiki na cikakken lokaci kuma aka aika zuwa Yankin Arewa a farkon shekarar don ƙarfafa ƙarfin filin a can.