During this time he was also one of A1 Team Malaysia's drivers (along with Alex Yoong) in the A1 Grand Prix series.

[6] He drove a total of nineteen laps during the session, setting the 22nd fastest time, beating the Hispania Racing cars of Karun Chandhok and Bruno Senna.

He also took part in the first practice session at the British Grand Prix, replacing Jarno Trulli, where he set the 23rd fastest time (1:39.510) ahead of the Hispania Racing car of Sakon Yamamoto.

At the end of the 2010 season, Fairuz parted company with Lotus Racing after one year of his five-year contract.

As part of the deal, Fairuz became one of Renault's test and reserve drivers, alongside Bruno Senna, Romain Grosjean and Ho-Pin Tung.