When the first owners of vehicles with the OM651 diesel engine started covering some miles, it was immediately clear that the OM651 diesel engine had problems with Delphi Piezo fuel injectors/nozzles. Some 220 CDI and 250 CDI encountered problems before even reaching the 40,000-mile mark. Mercedes-Benz admitted that there was a problem with This Mazda CX-7 2.2 engine oil type is 5W-30 and oil capacity is 4.7 litres. Mazda CX-7 2009 2.2 TD has front wheel drive (FWD) and manual gearbox with 6 gears. Mazda CX-7 2009 2.2 TD accelerates to speed 100 kilometres per hour in 11.3 seconds. The maximum speed of this car is 200 km/h. In combined cycle (city and motorway), the Mazda CX-7 5-door supermini [1.5 petrol/1.5 diesel] History. Mazda likes to think of itself as a car maker that 'defies convention'. That's something relatively easy to do with a niche sportscar like their MX-5. Or maybe even with a small Crossover like their CX-3. Achieving that objective with a volume supermini though, is a much harder thing. The OM617 engine is a legendary 3.0-liter 5-cylinder diesel engine that powered various Mercedes-Benz models, including the 300D, 300SD, and 300TD, from the late 1970s to the late 1980s. Although this engine is no longer in production, it remains an icon of reliability and durability. The OM617 is known for its cast iron cylinder block, cast Things To Know Before Buying SkyActiv 2.2D: Issues and/or potential problems. One issue I've read is about the DPF. In those articles, the DPF will be clogged up with soots and/or carbon buildups. It will now throw a code and the car will go on limp mode. Problems and malfunctions - 2.2 i-CTDi engine. As you can guess, there are not many problems and it concerns a smaller number of models. As is usual with diesel vehicles, attention should be paid to problems with the turbine and EGR valve. Uneven engine performance, increased smoke and a decrease in power can all be symptoms. 161uJfS.