 Nyora kupfuurira kweiyi ndima - MuSepang, chikwata akatanga upgraded injini akaronga kuti Alonso kutora injini chirango izvo relegated iye wokupedzisira nzvimbo mune zvinodiwa, apo Button aitarisirwa kutora injini itsva uye chirango muna Austin. Button akazviita kuQ3, achishandisa injini yekare yevhiki rose ne9th. Motokari yacho yakanga yakakwikwidzana zvakakwana kuti iite zvikwata zviviri zvechipiri nguva yechipiri naAlonso achishandisa injini yekare kuti adzokere kune imwe nzvimbo yechinomwe, asi Button akaramba ari pa9. Zvisinei vhiki gare gare muSuzuka, mujaho weHonda wekumba, timu yakawana mujaho wavo wakaomesesa wemwaka sezvo hunhu hwechiteshi hwakanga husina kukodzera kumotokari kana injini, kunyangwe vese vatyairi vachishandisa injini yakagadziridzwa mujaho, zvichikonzera kuti McLaren ipfuudzwe nevakaita saHaas, Renault, uye kunyange Sauber. Button akakundikana kunyange kuzviita kuQ2, apo Alonso akakodzera chete 15th, naButon achisarudza kutora injini itsva uye chirango chakatarisirwa kuAustin, nekuda kwezvikonzero zvine hungwaru nekuda kwekushayikwa kwemotokari yemakwikwi emujaho iwoyo, uye yakatanga yekupedzisira. Pasina kuenda kumudyandigere kwegore rechipiri rakateedzana, vese Alonso naButton vakakwanisa kungobata nzvimbo yechi16 neyechi18, nzvimbo dzavo dzakashata dzekupedzisa kusasanganisira kuenda kumudyandigere muna 2016 kusvika parizvino. 