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Dean Hoffman[_12_] Dean Hoffman[_12_] is offline
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Default EPA caught VW cheating - how does the car know it's being tested?

On Mon, 21 Sep 2015 19:34:46 -0500, Danny D. wrote:

On Mon, 21 Sep 2015 17:30:19 -0700, Danny D. wrote:

This article says the whole TDI Clean Diesel campaign is a fraud.
I don't drive a diesel.

What was the "TDI Clean Diesel" campaign anyway?


Oopops. Forgot to include the url:
http://www.popularmechanics.com/cars...l-controversy/

What was this "TDI Clean Diesel" campaign anyway?


Apparently a way to avoid the urea injection everyone else
used to get emissions down to the legal limit.

And, what does that have to do with "urea" injection?


Both are supposedly ways to meet emissions standards.
One works. The other is Wizard of Oz engineering apparently.



How does this UREA injection work?

A youtube explanation:
http://preview.tinyurl.com/pumvto8
I didn't watch it and ain't qualified to
say if it's correct.

Have you noticed signs at truck stops saying "DEF Sold
In All Lanes"? That's diesel exhaust fluid or urea.



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