Heikki Kovalainen to return to Caterham after losing seat with the team in 2013 . But team principal Cyril Abiteboul says that task relies on using the experience of Kovalainen , who had been with the team since they first turned a wheel . The Finnish driver will be joined by former F1 test drivers Kamui Kobayashi and Kazuki Nakajima, who are both set for a second season at the team. Caterham want his help in understanding 2013 car and tire behavior . U.S. racer Alexander Rossi takes over Caterham GP2 drive from China 's Ma Qing Hua .
Heikki Kovalainen to return to Caterham after losing seat with the team in 2013 . The Finnish driver will be joined by former F1 test drivers Kamui Kobayashi and Kazuki Nakajima, who are both set for a second season at the team. Caterham want his help in understanding 2013 car and tire behavior . U.S. racer Alexander Rossi takes over Caterham GP2 drive from China 's Ma Qing Hua .