Where is the Audi a5 throttle relay?

In the fuse box in the engine compartment. According to Audi official website, the Audi a5 throttle relay is installed in the fuse box in the engine compartment in order to facilitate driving and give full play to the functions of automatic throttle adjustment, safety protection and circuit conversion. Audi, a German luxury car brand, is a subsidiary of Volkswagen, with four interlocking brands. Audi brand was founded in June 1909.