Pedzisa mutsara unotevera: Muna 2015, Lotus yakabudisa motokari iri nani zvikuru, iyo yaishandisa injini yeMercedes. Grosjean akaratidza kugona kukuru mukuyedza, asi matambudziko emuchina muAustralia uye kutenderera mushure mekubata naSergio Pérez kuMalaysia kwakatadzisa Grosjean kuwana mapoinzi. Asi pashure penhangemutange mbiri dzinotambudza dzokutanga, Grosjean akanyora kuita kwakanaka muChina uye
Bahrain, yakapedza iri yechinomwe pazviitiko zvose zviri zviviri. MuSpain, Lotus yakava nezvinetso mukudzidzira uye mukukwikwidza uye Grosjean akarasikirwa neQ3 kwenguva yokutanga mumwaka. Asi munhangemutange, nhanho yake yakavandudzika uye akapedza ari wechisere, pasinei nokuonana naPastor Maldonado mumakumbo okutanga uye kukanganisa mumakomba, zvose zviri zviviri zvakamuita kuti atambure. MuMonaco, Grosjean akanga ari muchikamu chechina chakatevedzana, pasinei nechikwereti chekugadzirisa gearbox, asi akarohwa naMax Verstappen paairwira nzvimbo. Grosjean akakwanisa kujoina, asi akarasikirwa nenguva uye akapedza ari gumi nemaviri.