Toyota have announced they will not compete in FF1M after 2012.
The Japanese concern has struggled for performance this season, with Works team Mitchell languishing at the rear of the grid for the majority of races, and will pull out of competition at the end of the season.
Mitchell will now have to search for a new supplier for next season after recently signing Monster as their new title sponsor.
More Stories
Kubica extends Gojira stay
Meister retain Raikkonen for 2016
GRM to field unchanged lineup in 16 as Sainz signs on for another season.