Preciado began his youth career with
Guayaquil Sport in 2011. In 2017, he was part of the
Emelec reserves and their sister club,
Rocafuerte, where he played in the
Segunda Categoría. He had a stint at Puerto Quito in
Serie B, before joining Chacaritas in 2019, who loaned him out to
Mushuc Runa. Under the management of
Geovanny Cumbicus, he made his debut in
Serie A, the top tier of Ecuadorian football, on 24 February 2019 in a game against
Barcelona SC. He came on as a substitute in the 70th minute for
Henry Patta in a 0–2 defeat. He scored his first goal in Serie A on 27 July 2019 in the 1st minute of first half added time in 5–1 home win against Barcelona SC. In 2020, he joined Barcelona SC. After five seasons, it was announced that he would not be renewing his contract and he moved abroad for the first time in his career to sign for
Liga MX club
Querétaro. ==International career==