July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
ECO MODE SWITCH: Switch Name and Function: Function
WARNING: This page is about a different car, the 2013 Nissan Leaf. However, it is still accessible from the selected car via links, so may be relevant.
When the ECO mode switch (1) is operated with the power switch ON, the mode switches between ON and OFF.
Fig 1: Identifying ECO Mode Switch And ASCD Steering Switch