Where to find the key maintenance in the VEM test station in Horizon Forbidden West

During the main quest "Seeds of the Past", Elo will search Elm on the test station with his new alva's companion. Together, two clever must solve puzzles inside to get the information they are looking for. One part, in particular, can be particularly elusive, a service key.

where the key is hiding the key

After entering the greenhouse through the ventilation hole, the players will have several levels of this internal chamber for the study. First go down to the lowest floor and go to the far right corner where the battery storage container is located. Pull out this out of the wall and check the space behind. Here will be the key of the service bypass.

To learn more about Horizon Forbidden West, be sure to check out all the locations of black boxes in Horizon Forbidden West in the players on the game for professionals.