ʻOku tuʻu laveangofua ange ʻa e penisini ki he ignition ʻi diesel. Neongo ʻoku ʻi ʻolunga ʻa e tuʻunga vela ʻo e penisini 400 tikili Celsius mo e diesel 200 mataʻitohi Celsius, ʻOku faingofua ange hono fakatupu ʻe he penisini.
ʻOku ʻuhinga ʻa e maʻulalo ange ʻa e tuʻunga lili ʻo e penisini ki he ʻea, faʻu ha kakapu ʻoku velangofua, ʻai ke volatile ange ia ʻi diesel, ʻa ia ʻoku siʻisiʻi ange ʻene maʻu.