If your Mazda 6’s engine has smoke coming from it, it needs to be addressed right away. It can be caused by quite a few different problems, none of which should be ignored. The most common reasons why your 6’s engine would smoke include overheating, burning oil, or a melting wiring harness. Be careful under the hood when the engine is hot. What are the most common problems with a used Mazda 2 hatchback? News roundup: Nissan launches electric van and Mazda 2 to come with 1.5 diesel. News. 2013 Mazda 6 2.2D Skyactiv-D 175 auto. So far this year we have had four Mazda 6 Skyacctiv Diesels with low oil pressure problems in our workshop and each car had to have a full engine rebuild. Each customer I spoke to told me the same thing, they got no where with Mazda and and they eventually came to a decision that the engine failure was the customers fault and not a design fault. Another thing, it is said that a diesel engine is more robustly built compared to gasoline engine because of its required higher compression ratio. However, this SkyActiv thing is doing it in reverse. The diesel has a very low compression ratio while the gasoline variant has a very high compression ratio, almost in the diesel territory. 4. Use a Scanner to Determine if the VSS is Reporting any Speed. Plug a good scanner into the OBD II port. You can configure it to report the vehicle’s speed as reported by the VSS. If it says 0 MPH while driving, the VSS has likely caused your Mazda 6’s speedometer to stop working. The video below shows exactly how to use a scanner to test Worst 2008 Mazda MAZDA6 Problems #1: Transmission Failure 2008 MAZDA6 Average Cost to Fix: $3,600 Average Mileage: 130,000 mi. Learn More #2: Trunk Falls Down 2008 MAZDA6 Mazda introduced the 2.5L SkyActiv-G to replace the 2.5-liter four-cylinder L5-VE engine that exited the market in 2012. As a result, the two units have a lot in common. Here are some of the features of the new 2.5L SkyActiv-G. Engine Block; The Mazda 2.5L SkyActiv-G features an aluminum alloy block and steel-molybdenum alloy bores. Around this time, Ford rolled out a 6.0-liter Powerstroke turbodiesel to replace the aging 7.3. While things seemed fine at first, owners quickly discovered that the 6.0 is nowhere near as reliable or as durable as the 7.3. Once again, there's a variety of things that can go wrong, with the most catastrophic being the head gaskets. .

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