Lokacin da yanayin sanyi ya yi ƙasa da ƙasa, batirin motocin lantarki zai rushe rayuwa (lalacewar ƙarfin aiki), yin rauni (lalacewar aiki), idan wannan lokacin cajin kuma zai haifar da ɓoyayyiyar haɗarin mutuwa ta tashin hankali (hazo na lithium da ke haifar da haɗarin gajeriyar kewayawa na ciki). na thermal runaway).Sabili da haka, lokacin da zafin jiki ya yi ƙasa sosai, wajibi ne don zafi (ko insulation).ThePTC coolant hita ana amfani da yafi domin dumama dakin fasinja, da kuma defrosting da defogging windows, ko ikon baturi zafin jiki management baturi preheating.