Ran across this link to a Ford PDF with some interesting how-tos and technical data on the C-Max Hybrid and Energi: http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=20&cad=rja&ved=0CIsBEBYwCTgK&url=http%3A%2F%2Fwww.motorcraftservice.com%2Fcontent%2Fpdf%2F2013_CMAX_Modifer_Guide.pdf&ei=kp5NUr2eK8fniALghICgCQ&usg=AFQjCNH7bQUAIMtmg07APam1UEAs27E7ew&sig2=giB5l-G80hPrYhnLAhrR5Q&bvm=bv.53537100,d.cGE