How can I adjust the Drive-by-wire throttle system on my Honda Accord?

I bought a new Honda Accord 2010 and it has the Drive-By-Wire throttle system, and I know there is a way to adjust it however I can't find anything about it in the manual or on the honda website. Has anyone ever done this before?How can I adjust the Drive-by-wire throttle system on my Honda Accord?You can't, ask the dealer if he can do it.