I do 6k miles a year (mainly 6-mile journeys @ 30 mph) and until very recently would have never considered a diesel. However, I've come across a number of HJ comments (see links below) reassuring potential buyers that the new Mazda 2.2 Skyactiv diesel engine should not suffer DPF problems thanks to its exhaust manifold in head configuration. Serious engine problem. You can hear the noise after the 35th second of the video. Problem might be camshaft, turbo, and other unpleasant and expencive thing Something like stalling,hesitation, lack of power, rough running, shaking or excessive engine oil consumption may be included. Some 2010 Mazda CX-7 2.2 MZR-CD Diesel may experience failing catalytic converters, excessive oil consumption,electrical connector problems, failed mass air flow sensors, and in some cases the engines may need some The engine I'm working on is an old Mazda 2.2 skyactive diesel Introduced in 2012 and manufactured without any modifications until 2013, mileage 180 K km.The ilf3Qfw.