2012 Toyota Prius Owners Manual - Page 358

1-1. Hybrid system Eco savings record display By setting the comparison consumption and the gasoline value beforehand (→P. 231), the difference is calculated when the actual consumption is less than the comparison consumption, and the amount of money saved is displayed*1. If the comparison consumption is set to 0, the consumption cost is displayed*1. *1: The displayed amount is intended only as a guide and may differ from the actual amount. Savings or consumption costs for the previous 6 months EV indicator*2 Eco Driving Indicator Light*2 Driving month distance for each *2: →P. 225