I haven't read the above there replacing my turbo at 38,000 the warrany covers 3 years or 36,000 mile, the bandaid they are using at the dealerships is changing the oil to 5w-40 Mobil 1 syn. which is better then the stock 5w-30 which is simi syn..
The problem is not the TURBO, but hey a free one from MAZDA/FOMOCO is cool with me. Also the smokin at idle, they will change your oil, and pay for it too, two oil changes so far
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Anyway the problem is not any of these things, think about it? Mayota, is what we have, your going against a BIG CORP. that doesn't care about the end user, (Microsoft, use us as there beta test team for free), so your dealing with a corp. that doesn't care about the end user. TOYOTA IS A PRIME EXAMPLE 5 YEARS THEY HAVE KNOW ABOUT THERE PROPLBEM. Simply put Mazda has produced a LEMON, not only on our cars, but the Mazdaspeed 6, and the CX-7. After all you don't fix what is not broken, if only a few are having problems...now 4 years with the 2010.
Bottom line is talking with my mechanic friends, and me being a mechanic since I was 12, and now 55. I own a 70 Chevy Pickup with a 480, a 97 T-bird and a MS3 2007. Very simple actually, the rings are allowing PCV pressure to be to high, or there is a hole in the system. If you open your oil fill cap, leave it loose so a turn or two will take it off, and put your hand over the cover, there is way to much crankcase pressure. That means the PCV valve doesn't flap, it stays closed. Valves don't have anything to do with it, is would smoke all the time if the exhaust valves were leaking. On the other hand if the intake valves were not seating there would be signs in the intake system. So the only thing that will cause pressure in the crankcase are the rings not seating.
That is why they went from 5w-30 to 5w-40 to try and reseat the rings, it probably only happens at idle for awhile, but once you step on it and get the turbo spooling if reduces the pressure, these turbo's spin up at 2300-5500, which if you pay attention thru the gears your in the sweet spot.
So you ask how do I know this? I worked on the F-15 from 1986-1998, I know everything about that jet that was build for one mechanic to work on in 1972. Guess where the technology came from?
The problem is not the TURBO, but hey a free one from MAZDA/FOMOCO is cool with me. Also the smokin at idle, they will change your oil, and pay for it too, two oil changes so far

Anyway the problem is not any of these things, think about it? Mayota, is what we have, your going against a BIG CORP. that doesn't care about the end user, (Microsoft, use us as there beta test team for free), so your dealing with a corp. that doesn't care about the end user. TOYOTA IS A PRIME EXAMPLE 5 YEARS THEY HAVE KNOW ABOUT THERE PROPLBEM. Simply put Mazda has produced a LEMON, not only on our cars, but the Mazdaspeed 6, and the CX-7. After all you don't fix what is not broken, if only a few are having problems...now 4 years with the 2010.
Bottom line is talking with my mechanic friends, and me being a mechanic since I was 12, and now 55. I own a 70 Chevy Pickup with a 480, a 97 T-bird and a MS3 2007. Very simple actually, the rings are allowing PCV pressure to be to high, or there is a hole in the system. If you open your oil fill cap, leave it loose so a turn or two will take it off, and put your hand over the cover, there is way to much crankcase pressure. That means the PCV valve doesn't flap, it stays closed. Valves don't have anything to do with it, is would smoke all the time if the exhaust valves were leaking. On the other hand if the intake valves were not seating there would be signs in the intake system. So the only thing that will cause pressure in the crankcase are the rings not seating.
That is why they went from 5w-30 to 5w-40 to try and reseat the rings, it probably only happens at idle for awhile, but once you step on it and get the turbo spooling if reduces the pressure, these turbo's spin up at 2300-5500, which if you pay attention thru the gears your in the sweet spot.
So you ask how do I know this? I worked on the F-15 from 1986-1998, I know everything about that jet that was build for one mechanic to work on in 1972. Guess where the technology came from?