The 28-year-old player joined Tractor from Unión Comercio last year on a three-year contract.
Americatv.com.pe has reported that Mimbela has returned to his country to play in the Peruvian league.
Mimbela was the third Peruvian player in Iran’s football after Diego Chávarri and Rinaldo Cruzado, who played for Gostaresh Foolad and Esteghlal respectively.