You can look-up or reset your pin by visiting the link below and click "View Personal Access." You can also see a full list of all the buildings campus-wide linked to your CatCard. You will use your UA Net Id & password to log in.
https://www.fm.arizona.edu/dacportal/index.html#/
If you do not see ENR2 access listed in your Personal Access please bring your CatCard to Ali Gaona in Math 109.