The 2.0L TFSI four cylinder is fueled by gasoline while the the other two engines eschew spark plugs in favor of diesel fuel. The 2.0L ... had an opportunity to sample it. The Q5 is a mid-sized ...

That will probably change early in 2009 when the TSX is expected to become home to a new 2.2L diesel that Acura displayed at the Detroit Auto Show last January.