Jan 6, 2023 #61 leef44 Active Member Joined Sep 3, 2015 Messages 715 Location North Yorkshire Car SLK 55 AMG, Suzuki Vitara E55BOF said: Mine will go back on to eight if more than a whiff of throttle is needed. I've wondered whether it's really worth usng the Eco mode in motorway use, though. What difference in fuel economy did you see between the two modes, and over what mileage? Click to expand... No it's not worth using eco mode on motorways at all. I was trying it out once. It's not much difference: 30 mpg v 31 mpg.
E55BOF said: Mine will go back on to eight if more than a whiff of throttle is needed. I've wondered whether it's really worth usng the Eco mode in motorway use, though. What difference in fuel economy did you see between the two modes, and over what mileage? Click to expand... No it's not worth using eco mode on motorways at all. I was trying it out once. It's not much difference: 30 mpg v 31 mpg.
