In todays video I will show you how I fix a rough idle situation with a 2006 Honda Accord 2.4l. For the low price of some cleaners and a gasket I restore lost performance to a sluggish 4 cylinder. this isn't just for underpowered Honda's, use these steps on any fuel injected vehicle you come across for a guaranteed improvement in idle and acceleration. Throttle body and Mass air flow sensor cleaning is crucial to a proper running car.