July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
Pressure Control Valve Installation Note
WARNING: This page is about a different car, the 2016 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
Install the pressure control valve as shown in the figure.
Fig 1: Identifying Pressure Control Valve And Fuel Tank Shell Marking