On my s300, I adjusted the 5th gear fuel tables to -5%. Unfortunately it didn't work at all. the only thing I noticed was the engine ran a little hotter, thus not combusting as efficently, and causing me to use more gas.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.